An aqueous coating film-forming composition is provided, comprising: (A) a solid lubricant as optional component; and (B) a silicone binder in the form of an oil-in-water silicone emulsion containing (b1) at least one emulsifier and (b2) colloidal silica; wherein if the total amount of a dry film obtained by removing water content is 100 mass%, the total content for sodium cation (Na + ) and potassium cation (K + ) is 1500 ppm or less. Applications thereof are also provided, e.g. airbag coatings.
C08J 3/03 - Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in aqueous media
C08G 18/10 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
C08G 18/12 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation step
C08G 18/36 - Hydroxylated esters of higher fatty acids
C08G 18/42 - Polycondensates having carboxylic or carbonic ester groups in the main chain
B01J 23/10 - Catalysts comprising metals or metal oxides or hydroxides, not provided for in group of rare earths
B01J 23/63 - Platinum group metals with rare earths or actinides
B01J 23/83 - Catalysts comprising metals or metal oxides or hydroxides, not provided for in group of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups with rare earths or actinides
B01J 37/02 - Impregnation, coating or precipitation
C07C 1/04 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon from oxides of carbon from carbon monoxide with hydrogen
11.
PROCESSES FOR PREPARING C2 TO C4 HYDROCARBONS USING HYBRID CATALYSTS
B01J 21/06 - Silicon, titanium, zirconium or hafniumOxides or hydroxides thereof
B01J 23/10 - Catalysts comprising metals or metal oxides or hydroxides, not provided for in group of rare earths
B01J 23/63 - Platinum group metals with rare earths or actinides
B01J 23/83 - Catalysts comprising metals or metal oxides or hydroxides, not provided for in group of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups with rare earths or actinides
B01J 35/10 - Solids characterised by their surface properties or porosity
C07C 1/04 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon from oxides of carbon from carbon monoxide with hydrogen
12.
METHODS FOR PREPARING C2 TO C4 HYDROCARBONS AND FORMULATED HYBRID CATALYSTS
B01J 21/06 - Silicon, titanium, zirconium or hafniumOxides or hydroxides thereof
B01J 23/08 - Catalysts comprising metals or metal oxides or hydroxides, not provided for in group of gallium, indium or thallium
B01J 23/62 - Platinum group metals with gallium, indium, thallium, germanium, tin or lead
B01J 23/825 - Catalysts comprising metals or metal oxides or hydroxides, not provided for in group of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups with gallium, indium or thallium
B01J 35/10 - Solids characterised by their surface properties or porosity
C07C 1/04 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon from oxides of carbon from carbon monoxide with hydrogen
Biofouling of roof structures is reduced by applying to the roof a coating composition that contains an acrylic binder and a non-toxic antifouling additive that interferes with the ability of biofoulants to attach to the coating. Examples of non-toxic antifouling additives include polysiloxanes and cross-linked silicone rubbers.
The present disclosure provides a tetrabromophthalic anhydride diamine siloxane. In an embodiment, a tetrabromophthalic anhydride diamine siloxane (TDS) is provided with the structure of Formula (1) Formula (1) wherein n is an integer from 1 to 40; and each R is the same or different and each R is independently selected from the group consisting of hydrogen, and a C1-C20 hydrocarbonyl group. The present disclosure also provides a polymeric composition including the TDS of Formula (1) and a cable including the TDS of Formula (1).
The present disclosure provides a tetrabromophthalic anhydride polysiloxane. In an embodiment, the tetrabromophthalic anhydride polysiloxane (TP) has the structure of Formula (1) Formula (1) wherein each R is the same or different and each R is independently selected from the group consisting of hydrogen, and a Q-C 20 hydrocarbonyl group; and wherein m is an integer greater than or equal to 0, n is an integer greater than or equal to 2; and m/n=0 to 10. The present disclosure also provides a polymeric composition including the TP of Formula (1) and a cable including the TP of Formula (1).
A fabric care composition is provided including water; a cleaning surfactant; a fabric softening silicone, wherein the fabric softening silicone is a nitrogen containing silicone; and a deposition aid polymer, whereinthe deposition aid polymer is a dextran polymer functionalized with quaternary ammonium moieties; and wherein the deposition aid polymer enhances deposition of the fabric softening silicone from the fabric care composition onto a fabric.
A laundry scenting composition is provided, including water; a solid carrier; a crosslinked cellulose ether containing 0.1 to 0.6 wt%, based on weight of the crosslinked cellulose ether, of polyether groups; and a scent additive; wherein the laundry scenting composition is a solid.
A laundry scenting formulation is provided, including water; a solid carrier; a structurant; and a scent additive; wherein the laundry scenting formulation is a solid.
A foam stabilizing composition comprises (A) an anionic polymer and (B) a siloxane cationic surfactant comprising a cationic moiety having the formula Z1-D1-N(Y)a(R)2-a, wherein Z1 is a siloxane moiety, D1 is a divalent linking group, R is H or an unsubstituted hydrocarbyl group having from 1 to 4 carbon atoms, subscript a is 1 or 2, and each Y has formula -D-NR1 3 +, where D is a divalent linking group and each R1 is independently an unsubstituted hydrocarbyl group having from 1 to 4 carbon atoms. An aqueous foam comprising the composition and method of using the same are also disclosed.
A method of preparing a curved structural glazing composite comprises providing an initial composite comprising a metal frame and a glass panel with a silicone sealant disposed therebetween and cold bending the initial composite to give the curved structural glazing composite. A ratio of a thickness of the metal frame to a thickness of the silicone sealant in the curved structural glazing composite is less than 10.
E04C 2/38 - Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure with attached ribs, flanges, or the like, e.g. framed panels
The present disclosure provides a process. In an embodiment, the process includes providing an initial cable core. The initial cable core includes (i) a conductor and (ii) an initial insulation layer. The initial insulation layer includes a crosslinkable polymeric composition composed of (a) an ethylene-based polymer composed of (1) ethylene monomer, (2) an optional ?-olefin comonomer, and (3) an optional organosiloxane comonomer. The crosslinkable polymeric composition further includes (b) dicumyl peroxide (DCP), (c) an Si-H containing (AP) scavenger, (d) optional curing coagent, and (e) optional anti-oxidant. The process includes subjecting the initial cable core to a crosslinking procedure sufficient to crosslink the crosslinkable polymeric composition and form a cable core with a crosslinked insulation layer.
The present invention provides thickened hydrolyzable organosilane, such as alkoxyalkyl silane compositions that comprise an alkylsilyl group-containing cellulose thickener having a weight average molecular weight of from 60 to 5000 kDa, such as a trialkylsilyl cellulose. The compositions may comprise neat hydrolyzable organosilanes and from 0.1 to 5 wt.%, based on the total weight of the composition, of the alkylsilyl group-containing cellulose. The compositions having a viscosity resembling paint or coating compositions and are suitable for use as treating or coating compositions that confer water resistance to cementititious substrates.
Method for reducing water entrained with laundry following machine rinse cycle is provided comprising selecting a laundry detergent formulation, including: a detergent component comprising a detergent surfactant; and drainage aid component comprising: 40-99 wt% organopolysiloxane; 1-30 wt% of organosilicon resin; 0-30 wt% of hydrophobic additive; dosing the selected laundry detergent formulation to a laundry washing machine with a soiled fabric article; providing a wash water; providing a rinse water; applying the wash water and the selected laundry detergent formulation to the soiled fabric article to provide a washed fabric article; rinsing the washed fabric article with the rinse water; and spinning the rinse water from the washed fabric article; wherein the organopolysiloxane is selected based on its ability to reduce the residual water entrained with the washed fabric article at completion of the rinse cycle.
A laundry detergent formulation is provided including a detergent component; optionally, a crosslinked cellulose ether; and a drainage aid component, wherein the drainage aid component comprises: 40-99 wt% of an organopolysiloxane comprising: 0-60 mol% units of formula I Rx 1SiO(4- x )/2 (I) 40-100 mol% units of formula II R y 1R z 2SiO(4- y-z )/2 (II) wherein x is 0-3; y is 0-2; and z is 1-2; y+z is 1-3; R1 is a hydrogen, hydroxy or group having 1-8 carbon atoms; R2 is an -A c R3 group; A is a divalent linking group; c is 0-1; R3 is a group having 9-35 carbon atoms; 1-30 wt% of an organosilicon resin; 0-30 wt% of a hydrophobic additive; with proviso that when the laundry detergent formulation contains ? 0.02 wt% of the drainage aid component, the laundry detergent formulation will also contain at least 0.1 wt% of the crosslinked cellulose ether containing 0.1-0.6 wt% of polyether groups.
A two-part moisture cure organopolysiloxane composition comprising a base part and a catalyst package. The catalyst package undergoes minimal phase separation during storage despite comprising amino silane(s), alkoxy silane(s), and tin catalyst(s) and optionally reinforcing filler(s) and/or extending filler(s) given the utilisation of one or more linear or branched polyethers as a carrier fluid thereby enabling the catalyst package to function as a shelf stable continuous phase.
A two-part moisture cure organopolysiloxane composition comprising a base part and a catalyst package wherein the catalyst package, despite comprising amino silane(s), alkoxy silane(s), and tin catalyst(s) and optionally reinforcing filler(s) and/or extending filler(s) in a carrier fluid, undergoes minimal phase separation during storage, by utilizing silicon-free linear or branched polyethers comprising repeating units having the average formula (-CnH2n-O-)y wherein n is an integer from 3 to 6 inclusive and y is at least four, comprising one or more -OH terminal groups, -OR10 terminal groups or -OH and -OR10 terminal groups where R10 is an optionally functionalised hydrocarbon group having from 1 to 12 carbons; as the carrier fluid, enabling the catalyst package to function as a shelf stable continuous phase.
There is provided a two-part moisture cure organopolysiloxane composition comprising a base part and a catalyst package wherein the catalyst package, despite comprising amino silane(s), alkoxy silane(s), tin catalyst(s) and optionally reinforcing filler(s) and/or extending filler(s) in a carrier fluid, undergoes minimal phase separation during storage, by utilizing one or more polyarylorganosiloxane polymers or silicone copolymers thereof as the carrier fluid, enabling the catalyst package to be stored and function as a shelf stable continuous phase.
A foam stabilizing composition includes a silane surfactant, a nonionic surfactant, a zwitterionic surfactant, and water. The foam stabilizing composition is useful for preparing a firefighting foam.
A foam stabilizing composition includes a) metal salt; b) a siloxane cationic surfactant and c) a cationic surfactant. The siloxane cationic surfactant includes a cationic moiety having the formula Z 1 -D 1 -N(Y)a(R)2-a, where Z1 is a siloxane moiety, D1 is a divalent linking group, R is H or an unsubstituted hydrocarbyl group having from 1 to 4 carbon atoms, subscript a is 1 or 2, and each Y has formula - D-NR 1 3+, where D is a divalent linking group and each Rl is independently an unsubstituted hydrocarbyl group having from 1 to 4 carbon atoms. A firefighting includes the foam stabilizing composition and water. Methods of making and using the same are also provided.
A foam stabilizing composition includes a) colloidal silica and b) a siloxane cationic surfactant. The siloxane cationic surfactant includes a cationic moiety having the formula Z1-D1-N(Y)a(R)2-a, where Z1 is a siloxane moiety, D1 is a divalent linking group, R is H or an unsubstituted hydrocarbyl group having from 1 to 4 carbon atoms, subscript a is 1 or 2, and each Y has formula -D-NR1 3+, where D is a divalent linking group and each R1 is independently an unsubstituted hydrocarbyl group having from 1 to 4 carbon atoms. A firefighting includes the foam stabilizing composition and water. Methods of making and using the same are also provided.
This relates to a process for the preparation of a one component translucent room temperature vulcanisable (RTV) silicone composition comprising chain-extended alkoxy end-capped polydiorganosiloxane polymers, and tin-based catalysts. The process generates a one component translucent room temperature vulcanisable (RTV) silicone composition which is stable in storage, in the absence of moisture, and is curable in the presence of atmospheric moisture at ambient temperature. The one component translucent room temperature vulcanisable (RTV) silicone composition resulting from this process was unexpectedly found to have excellent adhesive properties towards polyvinyl chloride (PVC) substrates.
A fabric care formulation is provided including water; an esterquat and a deposition aid polymer, wherein the deposition aid polymer is a dextran polymer functionalized with quaternary ammonium moieties.
A functional substance releasing agent is provided, comprising: a silicic acid ester of formula (I) (I) wherein n is 2 to 50; wherein each R1 is independently selected from the group consisting of H, C1-22 alkyl groups, a -CNH2 group, a -R2CNH2 group, a -CNHR3 group, a -R2CNHR3 group, a -CNR3 group and a -R2CNR3 group; wherein each R2 is independently a divalent group having 1 to 22 carbon atoms per molecule; and wherein each R3 is independently selected from a residual group from a functional molecule; wherein the functional molecule is selected from the group consisting of an aldehyde, a ketone and mixtures thereof.
A dispersion contains: (a) a polyorganosiloxane with at least 90 mole% dimethyl D units and viscosity of one kPa*s or more dispersed as 0.5-20 micrometer particles; (b) a condensation product of: (i) a polysiloxane resin (Mw of 4,000-50,000) with composition: (R3SiO1/2)a(SiO4/2)b(ZO1/2)C where a is 0.30-0.60, b is 0.40-0.70, c is 0.05-0.20, a+b is one, R is selected from hydrogen, C1-30 alkyl groups and aryl groups, and Z is selected from H, and Cvs alkyls; and (ii) a polyoxyalkylene polymer (Mn of 4,500-50,000) with composition: A-O-C2H4O)e(C3H6O)p-A' where e/p is 1-9, A and A' are selected from hydrogen, alkyl, substituted alkyl, aryl, and substituted aryl groups and at least one of A and A' is H; (c) non-aqueous fluid carrier miscible with (a); and (d) monoterpene; the weight-ratio of (c) to (b) is 0.5-10; weight-ratio of (b) and (c) to (a) is 0.01-0.50; and the composition contains below one ppm aromatic solvent.
A process includes immersing a device in a cooling fluid, the cooling fluid comprising an alkyl modified silicone oil having the following average chemical structure (I) : (CH 3) 3SiO- [ (CH 3) 2) SiO] m- [R (CH 3) SiO] n-Si (CH 3) 3 (I) where: R in each occurrence is an alkyl or substituted alkyl having 6 or more and at the same time 17 or fewer carbon atoms; subscript m has a value of one or higher and at the same time less than 22, subscript n has a value of one or higher, and the sum of m+n is greater than 5 and at the same time less than 50.
C09K 5/00 - Heat-transfer, heat-exchange or heat-storage materials, e.g. refrigerantsMaterials for the production of heat or cold by chemical reactions other than by combustion
The present disclosure provides a composition. In embodiment, the composition is a crosslinkable composition and includes an ethylene?based polymer, a polyaminosiloxane (PAS), and optionally a peroxide. The polyaminosiloxane (PAS) has the Formula (I) [RSi(OZ)2O1/2]q [RSi(OZ)O2/2]m [RSiO3/2]n wherein R is a C6-C20 aminoalkyl group with a phenyl moiety, Si is a silicon atom, O is an oxygen atom, Z is a hydrogen atom or a C1-C10 hydrocarbonyl group, q, m, and n each individually is an integer from 2 to 1,000,000; and 1/2 denotes an end block structure of Formula (II), 2/2 denotes a linear structure of Formula (III), and 3/2 denotes a branched structure of Formula (IV). Also disclosed is a crosslinked composition formed from the crosslinkable composition.
A laundry treatment formulation is provided, comprising: a modified carbohydrate polymer, wherein the modified carbohydrate polymer comprises a cellulose ether base material functionalized with (i) trialkyl ammonium moieties of formula (I) wherein each R1 is independently selected from the group consisting of a C1-7 alkyl group and wherein the modified carbohydrate polymer has a Kjeldahl nitrogen content, TKN, corrected for ash and volatiles, of 0.75 to 2.5 wt%; and (ii) hydrophobic substituents each having 16 carbon atoms; wherein the modified carbohydrate polymer comprises 0.005 to 1.5 wt%, based on weight of the cellulose ether base material, of the hydrophobic substituents; wherein the hydrophobic substituents are randomly distributed across the backbone of the cellulose ether base material; wherein the cellulose ether base material has a weight average molecular weight, MW, of > 800,000 Daltons.
An isocyanate-functional prepolymer comprises the reaction product of: (A) a polyol; (B) an organopolysiloxane having at least two carbinol-functional groups per molecule; and (C) a polyisocyanate. Components (A) to (C) are utilized to provide a stoichiometric excess of isocyanate-functional groups in component (C) over the total amount of isocyanate-reactive groups of components (A) and (B). An isocyanate component comprising the isocyanate-functional prepolymer is also disclosed. The isocyanate component also comprises (E) a filler. In addition, a composition is disclosed, which comprises the isocyanate component and an isocyanate-reactive component. Further, a method of preparing a coating with the composition is disclosed, which method comprises applying the composition on a substrate and forming the coating from the composition on the substrate. A coated substrate comprising the substrate and a coating disposed on the substrate, the coating being formed from the composition, is additionally disclosed.
B60R 21/00 - Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
B60R 21/235 - Inflatable members characterised by their material
C08G 18/12 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation step
Disclosed is a process includes providing (A) an ethylene/MOCOS copolymer composed of (i) units derived from ethylene, (ii) from 0.01 wt% to 0.5 wt% units derived from a comonomer, and (iii) optionally units derived from a termonomer. The comonomer is a monocyclic organosiloxane (MOCOS) of formula (I) [R 1, R 2SiO 2/2] n wherein n is an integer greater than or equal to 3, each R 1 is independently a (C 2?C 4) alkenyl or a H 2C=C (R 1a)?C(=O)?O? (CH 2) m? wherein R 1a is H or methyl; m is an integer from 1 to 4; and each R 2 is independently H, (C 1?C 4) alkyl, phenyl, or R 1. The process includes mixing (B) a free radical initiator with (A) the ethylene/MOCOS copolymer to form a mixture, heating the mixture, and forming a crosslinkable ethylene/MOCOS copolymer composition having a gel content greater than 70%.
The present invention provides two-component aqueous textured layer forming compositions useful for forming flexible top coat layers for sports surfaces. The compositions comprise vulcanized or crosslinked rubber granules, for example, EPDM rubber, a soft:hard acrylic emulsion copolymer blend in a solids weight ratio to vulcanized or crosslinked rubber granule solids that ranges from less than 1:4 to 1:9, a polyalkylene oxide rheology modifier, one or more high boiling alcohols and, as a separate component, an aqueous dispersion of an aliphatic polyisocyanate as well as an epoxy silane. The vulcanized or crosslinked rubber granules may have a sieve particle size of 8 mm or less. The inventive top coat layers have enhanced tensile strength and elongation as well as improved pot life and color stability.
C08L 23/16 - Ethene-propene or ethene-propene-diene copolymers
C08L 33/00 - Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereofCompositions of derivatives of such polymers
C09D 133/00 - Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereofCoating compositions based on derivatives of such polymers
Foam control compositions along with formulations thereof and their use in various applications, including a method for making a foam control composition comprising a cross-linked polyorganosiloxane material including a dispersed silica filler, including the steps of: A) preparing a hydrosilylation reaction mixture by combining the following components: (i) silica filler, (ii) a polyorganosiloxane having at least two reactive substituents capable of addition reaction with component (iii) via hydrosilylation, (iii) a polyorganosiloxane having at least three reactive substituents capable of addition reaction with component (ii) via hydrosilylation, and (iv) a hydrosilylation catalyst; B) conducting a hydrosilylation reaction of components (ii) and (iii) until the reaction mixture at least partially gels to form a hydrosilylation reaction product; C) shearing the hydrosilylation reaction product of step B); and D) combining the hydrosilylation reaction product of step C) with a (v) silicone resin and an (vi) condensation catalyst to form a condensation reaction mixture and conducting a condensation reaction between the (v) silicone resin and the hydrosilylation reaction product of step C) to form a condensation reaction product.
The present invention is a composition comprising an aqueous dispersion of copolymer particles comprising structural units of a) an acrylate monomer; b) an acid monomer; and c) a siloxane-acrylate monomer of formula (I) where R, R1, R2, Y and x are defined herein. The composition, which also comprises a nonionic and anionic surfactant as described herein, is useful in a variety of applications ranging from architectural coatings to personal care products.
C07F 7/08 - Compounds having one or more C—Si linkages
C08F 2/26 - Emulsion polymerisation with the aid of emulsifying agents anionic
C08F 2/30 - Emulsion polymerisation with the aid of emulsifying agents non-ionic
C08F 230/08 - Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and containing phosphorus, selenium, tellurium or a metal containing a metal containing silicon
43.
PREPARATION OF AQUEOUS DISPERSION OF ACRYLATE-SILOXANE COPOLYMER PARTICLES
The present invention is a method for preparing a aqueous dispersion of copolymer particles comprising structural units of a) an acrylate monomer; b) an acid monomer; and c) a siloxane acrylate monomer of formula (I) where R, R1, R2, Y and x are defined herein. The method also requires the use of special classes on anionic and nonionic surfactants as described herein. The aqueous dispersion prepared by the method of the present invention is useful in a variety of applications ranging from architectural coatings to personal care products.
C07F 7/08 - Compounds having one or more C—Si linkages
C08F 2/26 - Emulsion polymerisation with the aid of emulsifying agents anionic
C08F 2/30 - Emulsion polymerisation with the aid of emulsifying agents non-ionic
C08F 230/08 - Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and containing phosphorus, selenium, tellurium or a metal containing a metal containing silicon
A cationic surfactant is disclosed. The cationic surfactant has the general formula [Z-D-N(-D1-NR1 3+)a(R)2-a] [X-]a where Z is a siloxane moiety or an unsubstituted hydrocarbyl moiety having from 5 to 20 carbon atoms, D is a covalent bond or a divalent linking group, D1 is a divalent linking group, R is H or an unsubstituted hydrocarbyl group having from 1 to 4 carbon atoms, each R1 is an independently selected unsubstituted hydrocarbyl group having from 1 to 4 carbon atoms, subscript a is 1 or 2, and each X is an anion. A method of preparing the cationic surfactant is also disclosed
A foam stabilizing composition is disclosed. The composition comprises (A) a siloxane cationic surfactant comprising a cationic moiety having the formula Z1-D1-N(Y)a(R)2-a, wherein Z1 is a siloxane moiety, D1 is a divalent linking group, R is H or an unsubstituted hydrocarbyl group having from 1 to 4 carbon atoms, subscript a is 1or 2, and each Y has formula -D-NR1 3+, where D is a divalent linking group and each R1 is independently an unsubstituted hydrocarbyl group having from 1 to 4 carbon atoms. The composition also comprises (B) an organic cationic surfactant comprising a cationic moiety having the formula Z2-D2-N(Y)b(R)2-b, wherein Z2 is an unsubstituted hydrocarbyl group, D2 is a covalent bond or a divalent linking group, subscript b is 1 or 2, and R, Y, and subscript a, are defined above. An aqueous film-forming foam comprising the composition and method of using the same are also disclosed
A method of preparing a silicone-acrylate hybrid composition is provided. The method comprises irradiating an acrylate composition in the presence of: (i) a silicone article, and/or (ii) a silicone composition, to polymerize the acrylate composition and give the silicone-acrylate hybrid composition. The acrylate composition comprises an acrylate compound and an initiator, where the acrylate compound has the general formula (A): (see formula A) wherein each R is independently selected from H and substituted or unsubstituted hydrocarbyl groups, R1 is H or a substituted or unsubstituted hydrocarbyl group having from 1to 10 carbon atoms, n is an integer equal to or greater than 1, and R2 is selected from R1, an amine group, an alkyl group, an alkyl group substituted with a hydroxyl group or an amino group, or a moiety having a valency of n greater than 1 to 4
C08L 51/08 - Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bondsCompositions of derivatives of such polymers grafted on to macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
A one-part low modulus room temperature vulcanisable (RTV) silicone composition comprising a titanate and/or zirconate catalyst which cures to a low modulus silicone elastomer which has a good adhesion profile and may be used as a non-staining (clean) sealant having high movement capability which compositions contains an aminosilane adhesion promoter having two hydroxyl or hydrolysable groups per molecule in an amount of 0.1- 3.75 % by weight of the composition.
A process for end capping and chain extending silanol terminated polydiorganosiloxanes with a mixture of one or more alkylacetoxydialkoxysilanes and one or more alkyldiacetoxyalkoxysilanes. The resulting capped polymeric material may be utilised as a polymer in e.g. a one-part alkoxy sealant composition such as, for example, an alkoxy low modulus clean (non-staining) or clear sealant composition.
C08G 77/00 - Macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon
A one-part low modulus room temperature vulcanisable (RTV) silicone composition containing a catalyst comprising (i) a titanate and/or zirconate and (ii) a metal carboxylate salt which cures to a low modulus silicone elastomer which may be used as a non-staining (clean) sealant having high movement capability.
Two-part condensation curable silyl-modified polymer (SMP) based sealant compositions, in particular two-part condensation curable SMP based translucent sealant compositions containing a catalyst comprising (i) a titanate and/or zirconate and (ii) a metal carboxylate salt.
One-part condensation curable silyl-modified polymer (SMP) based sealant compositions in particular one-part condensation curable SMP based sealant compositions containing a catalyst comprising (i) a titanate and/or zirconate and (ii) a metal carboxylate salt which compositions upon cure provide elastomeric sealants having low modulus and a high elastic recovery.
A one-part room temperature vulcanisable (RTV) silicone composition containing a catalyst comprising (i) a titanate and/or zirconate and (ii) a metal carboxylate salt which cures to a silicone elastomer which may be used as a clear sealant which avoids discolouration and loss of adhesion upon aging.
A composition contains a blend of linear and resinous alkenyl functionalized polyorganosiloxanes, a blend of linear and resinous silyl hydride functionalized polyorganosiloxanes, and a hydrosilylation catalyst where the linear silyl hydride functionalized polyorganosiloxanes has a ratio of D/DH that is greater than 2.0 and less than 14, the molar and the ratio of silyl hydride hydrogens to the sum of terminal alkenyl functionality on the alkenyl functionalized polyorganosiloxane is 1.2-2.2.
A method for the preparation of an alkoxy-functional hydrogensiloxane oligomer includes reacting a polyorganohydrogensiloxane oligomer and an aliphatically unsaturated alkoxysilane in the presence of a hydrosilylation reaction and a promoter. The resulting crude reaction product is treated with a treating agent, and thereafter distilled to produce the alkoxy-functional organohydrogensiloxane oligomer. The alkoxy-functional hydrogensiloxane oligomer can be reacted with polyorganosiloxane having an aliphatically unsaturated monovalent hydrocarbon group to form a polyalkoxy-functional polyorganosiloxane. The polyalkoxy-functional polyorganosiloxane can be formulated in condensation reaction curable compositions.
C07F 7/18 - Compounds having one or more C—Si linkages as well as one or more C—O—Si linkages
C08G 77/50 - Macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon in which at least two but not all the silicon atoms are connected by linkages other than oxygen atoms by carbon linkages
55.
METHOD FOR THE PREPARATION USE OF AN ALKOXY-FUNCTIONAL ORGANOHYDROGENSILOXANE OLIGOMER USING PURIFIED STARTING MATERIALS AND USE OF THE OLIGOMER
A method for the preparation of an alkoxy-functional hydrogensiloxane oligomer includes reacting a polyorganohydrogensiloxane oligomer and an aliphatically unsaturated alkoxysilane in the presence of a hydrosilylation reaction and a promoter. The resulting reaction product is distilled, treated with a treating agent, and distilled again to produce the alkoxy-functional organohydrogensiloxane oligomer. The alkoxy-functional hydrogensiloxane oligomer can be reacted with polyorganosiloxane having an aliphatically unsaturated monovalent hydrocarbon group to form a polyalkoxy-functional polyorganosiloxane. The polyalkoxy-functional polyorganosiloxane can be formulated in condensation reaction curable compositions.
C07F 7/18 - Compounds having one or more C—Si linkages as well as one or more C—O—Si linkages
C08G 77/50 - Macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon in which at least two but not all the silicon atoms are connected by linkages other than oxygen atoms by carbon linkages
56.
AQUEOUS DISPERSION OF ACRYLATE-SILOXANE COPOLYMER PARTICLES
The present invention relates to a composition comprising an aqueous dispersion of acrylate-siloxane copolymer particles comprising structural units of an acrylate monomer; an acid monomer; and a siloxane acrylate monomer of formula I : where R, Rl, R2, Y and x are as defined herein. The composition has a high solids content, a low concentration of siloxane acrylate monomer and low coagulum levels. The composition is useful for forming coatings with improved hydrophobicity, stain resistance, and aesthetic/haptic properties compared with conventional.
The present invention relates to a method for preparing an aqueous dispersion of acrylate-siloxane copolymer particles as described herein. The polymer particles comprise structural units of an acrylate monomer; an acid monomer; and a siloxane acrylate monomer of formula (I) : (I) where R, R1, R2, Y and x are as defined herein. The method provides an efficient way to prepare a high solids content aqueous dispersion of siloxane-acrylate hybrid copolymers with efficient incorporation of siloxane acrylate monomers, low residual monomer, and low generation of unwanted coagulum. The dispersion is useful for forming coatings with improved hydrophobicity, stain resistance, and aesthetic/haptic properties compared with conventional all-acrylic compositions.
C08F 220/18 - Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
C08F 230/08 - Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and containing phosphorus, selenium, tellurium or a metal containing a metal containing silicon
C08L 33/08 - Homopolymers or copolymers of acrylic acid esters
C08L 33/12 - Homopolymers or copolymers of methyl methacrylate
C08L 43/04 - Homopolymers or copolymers of monomers containing silicon
58.
POLYDIORGANOSILOXANE COMPOSITIONS AND METHODS FOR USE THEREOF IN FORMING WOOD PLASTIC COMPOSITES
A polydiorganosiloxane is useful in a composition and a method for preparing a wood plastic composite article. The wood plastic composite article is useful as a building material. The polydiorganosiloxane may be added to the composition in liquid form or may form part of a solid carrier component used to make the wood plastic composite article.
An alkenyl-functional polydiorganosiloxane is useful in a composition and a method for preparing a wood plastic composite article. The wood plastic composite article is useful as a building material. The polydiorganosiloxane may be added in liquid form to a composition, or may form part of a solid carrier component, used to make the wood plastic composite article.
A solid carrier component includes a liquid polydiorganosiloxane and an ethylene-based polymer. The solid carrier component is useful in processes for preparing wood plastic composite articles, such as building materials.
A solid carrier component includes a liquid polydiorganosiloxane, an ethylene-based polymer, and a maleated ethylene-based polymer. The solid carrier component is useful in processes for preparing filled composite articles, such as wood plastic composite building materials.
A liquid applied, air and water barrier coating composition for use as a liquid, silicone -based air and water barrier, which is preferably vapour permeable for the construction industry, which silicone-based air and water barrier has a shelf-life of > 15 months. The composition comprises: (i) a crosslinked polysiloxane dispersion additionally comprising (c) a surfactant and (d) water; (?) one or more rheology modifiers in an amount of from 0.25 to 5 wt. % of the composition, (iii) an acidic pH stable colloidal silica in an amount of from 15 to 30 wt. % of the composition; and optionally (iv) one or more stabilizers·
A liquid applied, silicone-based air and water barrier composition and its use as a silicone-based air and water barrier, which is preferably vapour permeable for the construction industry, which liquid applied, silicone-based air and water barrier composition has a shelf-life of = 9 months. The composition comprises (i) a crosslinked polysiloxane dispersion (c) a surfactant and (d) water; (ii) a combination of rheology modifiers and at least one of the following ingredients: (iii) one or more fillers and/or (iv) one or more stabilizers.
A silicone elastomer composition which is storage stable, and cures to an elastomeric body, comprising (i) an organopolysiloxane polymer having at least two hydroxyl or hydrolysable groups (ii) a siloxane and/or silane cross-linker having at least three groups per molecule which are reactable with the hydroxyl or hydrolysable groups in organopolysiloxane polymer (i); (iii) a solid organosilicate resin which is substantially unreactive with components (i) and (ii) comprising R23SiO1/2 siloxane units and SiO4/2 siloxane units, wherein the molar ratio of the R23SiO1/2 siloxane units to SiO4/2 siloxane units is from 0.5 : 1 to 1.2 : 1, R2 is selected from hydrocarbon groups; and optionally (iv) a suitable condensation cure catalyst. The unreactive organosilicate resin is utilised to create a low modulus room temperature vulcanisable (RTV) silicone composition which when cured may be used as a coating, adhesive or a sealant having high movement capability.
C09K 3/10 - Materials not provided for elsewhere for sealing or packing joints or covers
D06N 3/12 - Artificial leather, oilcloth, or like material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
E04D 11/02 - Built-up roofs, i.e. consisting of two or more layers bonded together in situ, at least one of the layers being of watertight composition
A moisture curable composition capable of cure to an elastomeric body, the composition comprising (i) an organopolysiloxane having not less than two silicon-bonded hydroxyl or hydrolysable groups per molecule and a viscosity of from 1,000 to 75,000 mPa.s at 25oC, (ii) a siloxane and/or silane cross-linker (iii) an organosilicate resin comprising SiO4/2 (Q) siloxane units and R2 3SiO1/2 (M) siloxane units wherein each R2 is selected from hydrocarbon groups, -OH and/or alkoxy containing groups and which M groups are reactive with components (i) and/or (ii) and (iv) a condensation cure catalyst. The resin is used to reinforce the composition.
A composition contains a polyorganosiloxane dispersed in a combination of a condensation product of a polysiloxane resin and a polyoxyalkylene polymer, and a non-aqueous fluid carrier; wherein the weight-ratio of non-aqueous fluid carrier to condensation product is 0.5 or more and 10 or less; the weight-ratio of the combination of condensation product and non-aqueous fluid carrier to polyorganosiloxane is 0.01 or more and 0.50 or less; and wherein the composition contains less than one weight-part aromatic solvent per million weight parts composition.
The present disclosure provides a pellet. In an embodiment, the pellet includes a body having a first end and an opposing second end. The body is composed of a polymeric material. The body has a length and a diameter (body diameter). A channel having a diameter (channel diameter), extends through the body from the first end to the second end. The pellet has a channel diameter-to-body diameter ratio from 0.05 to 0.45. The present disclosure also provides a process for soaking the pellet in a liquid additive and forming a loaded pellet with the additive in the pellet body.
A die assembly (5) including: (i) a die plate (10) having an inlet surface (15) and an opposing discharge surface(35); (ii) an inlet (30) on the inlet surface (15) and a first axis of symmetry(A) extending through the inlet (30) and perpendicular to the inlet surface (15); (iii) a discharge port (45) on the discharge surface (35) and a second axis of symmetry (B) extending through the discharge port (45) and perpendicular to the discharge surface (35). The first and second axes are apart from, and parallel to, one another. The die assembly (5) includes (iv) an extrudate passage (42) fluidly connecting the inlet (30) and the discharge port (45). A third axis of symmetry (C) extends through the extrudate passage (42). The die assembly (5) includes (v) a nozzle (100) mounted in the die plate (10), the nozzle (100) having an injection tip (110) in the extrudate passage (42) at the discharge port (45); and (vi) the third axis of symmetry (C) intersects the first axis of symmetry (A) to form an acute angle.
An aqueous dispersion containg (meth)acrylate polymer particles and substituted silsesquioxane-based particles dispersed in an aqueous carrier, wherein: (a) the substituted silsesquioxane-based particles have an volume-average size of 5 nanometers or more and at the same time less than 500 nanometers as determined by dynamic light scattering; and (b) the substituted silsesquioxane-based particles are substituted only with one or more than one moiety selected from a group consisting of alkyl, aryl, hydroxyl, trace amounts of alkoxy and combinations thereof and contain 50 mole-percent or less hydroxyl substitution in the form silanol functionalities relative to moles of substituted silsesquioxane-based particle as determined by infrared spectroscopy.
A silicone-polycarbonate copolymer has the formula Xg[ZjYo]c, where each X is an independently selected silicone moiety having a particular structure, each Y is an independently selected polycarbonate moiety, each Z is an independently selected siloxane moiety, subscript c is from 1 to 150, subscript g is >1, 0=j<2, and 0
A silicone-polyacrylate copolymer has the formula Xg[ZjYo]c, where each X is an independently selected silicone moiety having one of formulas (I) or (II): where each Y is an independently selected polyacrylate moiety, each Z is an independently selected siloxane moiety, subscript c is from 1 to 150, subscript g is >1, 0^<2, and 0
C08F 230/08 - Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and containing phosphorus, selenium, tellurium or a metal containing a metal containing silicon
A silicone-organic copolymer has the formula Xg[ZjY0]c, where each X is an independently selected silicone moiety having formula -D1-SiR'1a(OR)3-a; where each D1 is an independently selected divalent group; each R1 is an independently selected substituted or unsubstituted hydrocarbyl group having from 1 to 18 carbon atoms; each R is an independently selected alkyl group having from 1 to 10 carbon atoms; and each subscript a is independently selected from 0 to 2; each Y is an independently selected organic moiety selected from polycarbonate moieties, polyester moieties, and polyacrylate moieties, each Z is an independently selected siloxane moiety having the formula [R1hSiO(4-h)/2]d- where each R1 is defined above; each subscript d is from 1 to 1000; and each subscript h is independently selected from 0 to 2 in each moiety indicated by subscript d, subscript c is from 1 to 150, subscript g is >1, 0
A silicone-polyester copolymer of formula Xg[ZjYo]c, where each X is an independently selected silicone moiety having formula (I) or (II):(I)OD,each Y is an independently selected polyester moiety, each Z is an independently selected siloxanemoiety, c is 1-150, g is >1, 0j<2, and 0. Each R1 and R2 are independently selected substituted orunsubstituted hydrocarbyl group with 1-18 carbon atoms; each D1 is an independently selected divalent hydrocarbon group with 2-18 carbon atoms; a is 0-2; b is 0 or 1; d is 1-1000; e is 1 or 2; f is 0 or 1, with the proviso that within each X, when f is 1, b is 1; h is 0-2 in each moiety indicated by d; t is (:); and u is >0. Methods of preparing the silicone-polyester copolymer and a sealant comprising the silicone-polyester copolymer and a condensation-reaction catalyst are disclosed.
The present disclosure provides a coating composition for use in controlling efflorescence in porous construction materials. The coating composition includes an acrylic polymer waterborne emulsion, where the acrylic polymer in the acrylic polymer waterborne emulsion has a Tg of 15 oC to 60 oC, and an oil-in-water silicon-based emulsion. The oil-in-water silicon-based emulsion includes an oil phase formed from compounds selected from the group consisting of an alkoxy silane, a silicone resin, polydimethyl siloxane, polymethyl hydrogen siloxane and combinations thereof, where the oil phase of the oil-in-water silicon-based emulsion based provides the only coalescing agent for the acrylic polymer waterborne emulsion in the coating composition. The present disclosure further includes an aqueous composition for controlling efflorescence in porous construction materials, where the aqueous composition includes the coating composition and water sufficient to provide the aqueous composition with a solids content of 2 to 25 wt.% based on the total weight of the aqueous composition.
A jacket layer for a coated conductor is composed of (A) a crosslinked silane-functionalized polyolefin; (B) a flame retardant; (C) a silicone blend comprising (i) an MQ silicone resin, and (ii) a silicone other than an MQ silicone resin; (D) optionally, an antioxidant; and (E) from 0.000 wt% to 10 wt% of a silanol condensation catalyst.
C08L 51/06 - Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bondsCompositions of derivatives of such polymers grafted on to homopolymers or copolymers of aliphatic hydrocarbons containing only one carbon-to-carbon double bond
C08L 83/06 - Polysiloxanes containing silicon bound to oxygen-containing groups
C08L 83/14 - Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen, or carbon onlyCompositions of derivatives of such polymers in which at least two but not all the silicon atoms are connected by linkages other than oxygen atoms
H01B 3/44 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes vinyl resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes acrylic resins
H01B 3/46 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes silicones
76.
POLYORGANOSILOXANE HOT MELT ADHESIVE COMPOSITIONS CONTAINING POLYOLEFIN - POLYDIORGANOOSILOXANE COPOLYMERS AND METHODS FOR THE PREPARATION AND USE THEREOF
A polyorganosiloxane hot melt adhesive composition includes a polyolefin - polydiorganosiloxane block copolymer, a polydiorganosiloxane, and a polyorganosilicate resin. The hot melt adhesive composition is useful in electronic device assembly processes.
C08F 283/12 - Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass on to polysiloxanes
C08F 297/00 - Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer
C08G 77/42 - Block- or graft-polymers containing polysiloxane sequences
C09J 183/10 - Block or graft copolymers containing polysiloxane sequences
C09J 183/14 - Adhesives based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon onlyAdhesives based on derivatives of such polymers in which at least two but not all the silicon atoms are connected by linkages other than oxygen atoms
77.
HOT MELT ADHESIVE COMPOSITION CONTAINING A POLYOLEFIN - POLYDIORGANOOSILOXANE COPOLYMER AND METHODS FOR THE PREPARATION AND USE THEREOF
A hot melt adhesive composition includes a polyolefin - polydiorganosiloxane block copolymer, a polydiorganosiloxane, and a polyorganosilicate resin. The hot melt adhesive composition is useful in electronic device assembly processes.
C08F 283/12 - Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass on to polysiloxanes
C08F 297/00 - Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer
C08G 77/42 - Block- or graft-polymers containing polysiloxane sequences
C09J 183/14 - Adhesives based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon onlyAdhesives based on derivatives of such polymers in which at least two but not all the silicon atoms are connected by linkages other than oxygen atoms
78.
COMPOSITION, POLYMER COMPOSITE ARTICLE FORMED THEREWITH, AND METHOD OF PREPARING SAME
A composition and a method for preparing a polymer composite article. The composition comprises (A) a filler in an amount of from 10 to 90 wt.%. The composition also comprises (B) a polymer in an amount of from 10 to 90 wt.%, wherein the (B) polymer comprises a polyvinyl. Further, the composition comprises (C) an organopolysiloxane in an amount of from greater than 0 to 10 wt.%; the (C) organopolysiloxane having at least one silicon-bonded hydroxyl group and a viscosity of from 1,000 to 60,000 mPas at 25 °C. The ranges for components (A)-(C) are based on the total weight of components (A), (B) and (C) in the composition.
A composition and a method for preparing a polymer composite article. The composition comprises (A) a filler in an amount of from 10 to 90 wt. The composition also comprises (B) a polymer in an amount of from 10 to 90 wt.%, wherein the (B) polymer is selected from polyolefins, polyamides, polyesters, or combinations thereof. Further, the composition comprises (C) an organopolysiloxane in an amount of from greater than 0 to 10 wt.%; the (C) organopolysiloxane having at least one silicon-bonded hydroxyl group and a viscosity of from 1,000 to 60,000 mPas at 25 °C. The ranges for components (A)-(C) are based on the total weight of components (A), (B) and (C) in the composition.
C08J 3/20 - Compounding polymers with additives, e.g. colouring
C08K 3/013 - Fillers, pigments or reinforcing additives
C08L 27/06 - Homopolymers or copolymers of vinyl chloride
C08L 67/00 - Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chainCompositions of derivatives of such polymers
C08L 77/00 - Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chainCompositions of derivatives of such polymers
An insulation or jacket layer for a coated conductor is composed of (A) a crosslinked silane- functional polyolefin, (B) a filler composed of greater than 50 wt% silica, based on the total weight of the filler, (C) a silicone-containing polymer selected from the group consisting of reactive linear silicone-containing polymers, non-reactive linear silicone-containing polymers, and non-reactive branched silicone-containing polymers, and (D) from 0.00 wt% to 20 wt% of a silanol condensation catalyst, based on the total weight of the insulation or jacket layer.
H01B 3/44 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes vinyl resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes acrylic resins
81.
MOISTURE CURABLE COMPOSITION FOR WIRE AND CABLE INSULATION AND JACKET LAYERS
An insulation or jacket layer for a coated conductor is composed of (A) a crosslinked silane-functionalized polyolefin, (B) a filler, (C) a reactive branched polysiloxane, and (D) from 0.00 wt% to 20 wt% of a silanol condensation catalyst.
C08L 51/06 - Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bondsCompositions of derivatives of such polymers grafted on to homopolymers or copolymers of aliphatic hydrocarbons containing only one carbon-to-carbon double bond
C09D 151/06 - Coating compositions based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bondsCoating compositions based on derivatives of such polymers grafted on to homopolymers or copolymers of aliphatic hydrocarbons containing only one carbon-to-carbon double bond
H01B 3/30 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes
82.
SILICONE-POLYETHER COPOLYMER, SEALANTS COMPRISING SAME, AND RELATED METHODS
A silicone-polyether copolymer has the formula Xg[ZjYo]c, where each X is an independently selected silicone moiety having a particular structure, each Y is an independently selected polyether moiety, each Z is an independently selected siloxane moiety, subscript c is from 1 to 150, subscript g is >1, and each subscript) and o are independently >0 and <2, with the proviso that j+o=2 in each moiety indicated by subscript c. A method of preparing the silicone-polyether copolymer is also disclosed, and comprises reacting a polyether compound, a chain extending organosilicon compound, and an endcapping organosilicon compound in the presence of a hydrosilylation catalyst. A sealant is also disclosed, the sealant comprising the silicone-polyether copolymer and a condensation-reaction catalyst.
Disclosed is a silicone-polyether copolymer having the formula Xg-Y, where Y is a linear or branched polyether moiety, and each X is an independently selected silicone moiety having one of formulas (I)-(III): (see formula I), (see formula II), (see formula III); wherein subscript g is on average more than 1; each R1 is an independently selected substituted or unsubstituted hydrocarbyl group having from 1-18 carbon atoms; each R2 is an independently selected substituted or unsubstituted hydrocarbyl group having from 1-18 carbon atoms; each D1 is an independently selected divalent hydrocarbon group having from 2-18 carbon atoms; each subscript a is independently 0 or 1; subscript f is 0 or 1; subscript t is ≥O; and subscript u is >0. A method of preparing the silicone-polyether copolymer comprising reacting a polyether compound and an organosilicon compound in the presence of a hydrosilylation-reaction catalyst, and a sealant comprising the silicone-polyether copolymer and a condensation-reaction catalyst, are also disclosed.
C09K 3/10 - Materials not provided for elsewhere for sealing or packing joints or covers
84.
ISOCYANATE-FUNCTIONAL SILICONE-POLYETHER COPOLYMER, SILICONE-POLYETHER-URETHANE COPOLYMER FORMED THEREWITH, SEALANTS COMPRISING SAME, AND RELATED METHODS
ABSTRACT OF THE DISCLOSURE An isocyanate-functional silicone-polyether copolymer having the formula: (see formula I) where each R1 is an independently selected substituted or unsubstituted hydrocarbyl group having from 1 to 18 carbon atoms; subscript a is 0 or 1; D is a divalent hydrocarbon group having from 2 to 18 carbon atoms; Y’ is a polyether moiety; and X is an isocyanate moiety having at least one isocyanate functional group, is disclosed. A method of preparing the isocyanate-functional silicone-polyether copolymer is also disclosed. The method comprises reacting a polyether compound and an organosilicon compound to give the isocyanate-functional silicone-polyether copolymer. A silicone-polyether-urethane copolymer formed therewith, as well as a method of preparing the silicone-polyetherurethane copolymer, are also disclosed. Sealants comprising the isocyanate-functional silicone-polyether copolymer and/or the silicone-polyether-urethane copolymer are further disclosed.
C07F 7/08 - Compounds having one or more C—Si linkages
C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
C08G 77/388 - Polysiloxanes modified by chemical after-treatment containing atoms other than carbon, hydrogen, oxygen or silicon containing nitrogen
85.
SILICONE-POLYETHER COPOLYMER, ISOCYANATE-FUNCTIONAL SILICONE-POLYETHER COPOLYMER FORMED THEREWITH, SILICONE-POLYETHER-URETHANE COPOLYMER, SEALANTS COMPRISING SAME, AND RELATED METHODS
A silicone-polyether copolymer has the formula X-Y, where X is a silicone moiety having a particular structure and Y is a polyether moiety. An isocyanate-functional silicone-polyether copolymer formed therewith is also disclosed. Further, a silicone-polyether-urethane copolymer formed with the isocyanate-functional silicone-polyether copolymer is disclosed. Related methods of preparation as well as sealants and cured products thereof are further disclosed.
A silicone-polyether copolymer has the formula (X-D )g-Y, where each X is an independently selected silicone moiety having a particular structure, D is a divalent hydrocarbon group, subscript g is greater than 1, and Y is a linear or branched polyether moiety. A method of preparing the silicone-polyether copolymer comprising reacting a polyether compound and an organosilicon compound in the presence of a hydrosilylation-reaction catalyst. A sealant is also disclosed, the sealant comprising the silicone-polyether copolymer and a condensation-reaction catalyst.
A coated article, such as a proppant, includes a base substrate and one or more polyurethane based coatings on an outer surface of the base substrate. The one or more polyurethane based coatings including the reaction product of an isocyanate component that has at least one isocyanate and an isocyanate-reactive component that has one or more simple polyols and one or more polyether monols at a ratio from 1:18 to 18:1. An isocyanate index is greater than 0.2 and less than 1.0.
C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
Improvements in or relating to transparent units such as glazing units which may also be referred to as insulating glass units and their methods of manufacture. Each transparent unit comprises first and second panes of transparent material each having an outwardly facing side and an inwardly facing side, each inwardly facing side is at least partially coated with a reactive interlayer made by the application of a reactive interlayer coating composition. The inwardly facing side of said first and second panes of transparent material are spaced apart partially or totally by a transparent spacer made of a pre-cured condensation curable material or a substantially pre-cured condensation curable material adhered to the inwardly facing side of said first and second panes of transparent material by way of said reactive interlayers. Preferably the pre-cured condensation curable material is a silicone based material.
B32B 3/08 - Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shapeLayered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts
B32B 7/10 - Interconnection of layers at least one layer having inter-reactive properties
B32B 17/00 - Layered products essentially comprising sheet glass, or fibres of glass, slag or the like
C03C 17/30 - Surface treatment of glass, e.g. of devitrified glass, not in the form of fibres or filaments, by coating with organic material with silicon-containing compounds
A structural glazing assembly comprising a frame and a transparent panel optionally spaced apart by a transparent spacer material said frame and said panel being adhered to each other by a layer of a transparent silicone elastomer located there between. Typically the silicone elastomer is the cured elastomeric product of a moisture-curable hot melt silicone adhesive compo- sition.
A method of adhering a cured silicone based material to a substrate surface is disclosed. The silicone based material is obtained by curing a condensation curable composition comprising:(I) at least one condensation curable silyl terminated polymer haying at least one, typically at least 2 hydrolysable and/or hydroxyl functional groups per molecule;(II) a cross-linker selected from- silanes having at least 2 hydrolysable groups per molecule group; and/or- silyl functional molecules having at least 2 silyl groups, each silyl groupcontaining at least one hydrolysable group, anda condensation catalyst selected from titanates and zirconates. The method comprises applying a reactive interlayer to a substrate surface and applying pressure to sandwich the reactive interlayer between the silicone based material surface and the substrate surface, thereby causing chemically bonding of said silicone based material to said substrate.
This invention relates to an aqueous coating composition, a greaseproof article and a process of forming a coating on a substrate. The aqueous coating composition comprises at least the following components: an organopolysiloxane (A) which is a polysiloxane compound having at least two alkenyl groups per molecule, an organohydrogenpolysiloxane (B) which is a polysiloxane compound comprising at least two Si H groups per molecule, an hydrosilylation catalyst (C) able to catalyse an hydrosilylation reaction between the organopolysiloxane compound (A) and the organohydrogenpolysiloxane compound (B), an organic copolymer (D) comprising at least two types of repeating units (i) and (ii): unit (i) which is an alkyl group comprising from 2 to 2 carbon atoms, unit (ii) which is an alkyl group comprising from 2 to 12 carbon atoms and having at least one pendant alcohol substituent, water, and the composition is able to form upon curing by hydrosilylation a coating on a substrate.
A two part moisture cure organosiloxane composition that may be used as a sealant in insulation systems in building facades or the like and which exhibits low thermal conductivity. The two part moisture curing composition has a Part A and a Part B in which, Part A comprises either 1) A siloxane polymer (I) having at least two terminal hydroxyl or hydrolysable groups having a viscosity of from 20000 to 40000 mPa.s at 25°C; or 2) A mixture of polymer (i) and polymer (ii), wherein Polymer (i) is a siloxane polymer having at least two terminal hydroxyl or hydrolysable groups and a viscosity = 25,000 mPa.s at 25°C and Polymer (ii), a siloxane polymer having at least two terminal hydroxyl or hydrolysable groups and a viscosity of between 1,000 and 20,000 mPa.s at 25°C, together with a reinforcing filler and a low density filler, with the total filler content being between 30 and 45 % in volume of the total formulation; and Part B comprises a moisture curing agent formulation comprising a suitable amount of a tin based catalyst and one or more crosslinkers. Part A and/or the composition of Part A + Part B after mixing has a thermal conductivity = 0.20 W/mK.
The present invention provides a selective adhesion liquid silicone rubber composition which can cure at lower temperatures (e.g., < 140°C), the composition comprising an organopolysiloxane (A) containing at least 2 alkenyl groups bonded to silicon atom per molecule, an organopolysiloxane (B) containing at least 2 silicon-bonded hydrogen atom per molecule comprising organopolysiloxane (B1) and organopolysiloxane (B2), wherein organopolysiloxane (B1) contains siloxy units of the type (RzHSiOi/j)* where R is independently selected from hydrogen, aliphatic hydrocarbyl, aromatic hydrocarbyl, or organyl group and x > 2; and organopolysiloxane (B2) contains siloxy units of the type (RHSiO^z where R is independently selected from hydrogen, aliphatic hydrocarbyl, aromatic hydrocarbyl, or organyl group and z 2, a platinum based catalyst (C), an inhibitor (D), selected from the group consisting of acetylenic alcohols and their derivatives, a silica filler (E) and an adhesion promoter (F).
The present invention relates to a liquid curable silicone elastomer composition comprising an organopolysiloxane (A) containing at least 2 alkenyl groups bonded to silicon atom per molecule, an organopolysiloxane (B) containing at least 2 silicon-bonded hydrogen atom per molecule, where the at least 2 silicon-bonded hydrogen atom are present on the M siloxy unit of organopolysiloxane (B) and wherein organopolysiloxane (B) is a branched polymer, a platinum based catalyst (C), an inhibitor (D) selected from the group consisting of acetylenic alcohols and their derivatives, present in the composition so that the molar ratio inhibitor to Platinum atom ranges of from 150 to 900 (150:1 to 900:1), a silica filler (E).
The present invention relates to a liquid curable silicone elastomer composition comprising an organopolysiloxane (A) comprising an organopolysiloxane (Al) containing at least 2 alkenyl groups bonded to silicon atom per molecule and having a total alkenyl content of from 0.01 to 1.5 mmol/g, and an organopolysiloxane (A2) containing at least 2 alkenyl groups bonded to silicon atom per molecule and having a total alkenyl content of from 5.0 to 15.0 mmol/g; an organopolysiloxane (B) comprising an organopolysiloxane (Bl) containing at least 2 silicon-bonded hydrogen atoms per molecule, wherein said silicon-bonded hydrogen atoms are provided in the form of siloxy units of the type (R2HSiOi 2) x where R is independently selected from hydrogen, aliphatic hydrocarbyl, aromatic hydrocarbyl, or organyl group and x 2; and an optional organopolysiloxane (B2) containing at least 2 silicon-bonded hydrogen atoms per molecule, wherein said silicon-bonded hydrogen atoms are provided in the form of siloxy units of the type (RHSiO; 2) z where R is independently selected from hydrogen, aliphatic hydrocarbyl, aromatic hydrocarbyl, or organyl group and z 2, wherein the molar amount of silicon-bonded hydrogen in the form of siloxy units of the type (R zHSiOvz) x is >40-mol% of the total silicon-bonded hydrogen atoms content of organopolysiloxane (B); a platinum based catalyst (C); an inhibitor (D) selected from the group consisting of acetylenic alcohols and their derivative; a silica filler (E).
C08G 77/50 - Macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon in which at least two but not all the silicon atoms are connected by linkages other than oxygen atoms by carbon linkages
The invention relates to a process for preparing a cyclic siloxane copolymer, a water repellent composition and the use for treating porous substrates like concrete, especially reinforced concrete.
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