A heat stabilizer additive for reducing thermal degradation and/or surface resistivity of plasticized PVC compounds comprising: 1.0-25.0 wt % of a carbodiimide; and 75.0-99.0 wt % of a heat stabilizer comprising: (1) zinc-containing component selected from neutral or overbased zinc salts of C1-C24 linear, branched, cyclic aliphatic or aromatic organic acids, zinc diketonates, zinc alcoholates, zinc oxide, zinc hydroxide, zinc phosphite, zinc perchlorate, zinc carbonate and mixtures thereof, or metal-free nitrogen-containing compounds selected from thiourea, triethanolamine, 6-amino-1,3-dimethyl-uracil, 6-amino-1,3-di-n-propyl-uracil, 6-amino-1,3-di-n-butyl-uracil, 6-amino-1,3-diethyl-thiouracil, 6-amino-1,3-di-n-butyl-thiouracil or mixtures thereof, and optionally (2) co-stabilizers selected from hydrotalcites, zeolites, nitrogen-containing compounds, organic phosphite esters, diketones, and mixed metal compounds; and polymer compounds comprising: 30.0-89.0 wt % of a PVC homopolymer or PVC copolymer; 10.0-69.0 wt % of a primary plasticizer comprising an epoxidized natural oil or it's blends with epoxidized fatty acid monoesters; 0.01-5.0 wt % of the carbodiimide; and 0.3-5.0 wt % of the heat stabilizer.
A heat stabilizing composition for chlorine-containing polymers, such as PVC and CPVC, comprising alkali metal hydrogen phosphites that can also be used as sole stabilizers.
A process including either transesterifying seed oils or animal fats with an octanol selected from the group consisting of n-octanol, iso-octanol, 2-ethylhexanol or mixtures thereof in the presence of a catalyst selected from alkali metal n-octoxide, alkali metal iso-octoxide or alkali metal 2-ethylhexoxide, or esterifying fatty acids with an octanol in the presence of a sulfonic acid, thereby forming methanol-free and ethanol-free octyl esters of fatty acids.
A process comprising reacting: at least one organic isocyanate having at least two isocyanate groups; and at least one polyol having two or more functional groups that react with the organic isocyanate, in the presence of a catalyst comprising a dimethyltin dicarboxylate, thereby forming a polyurethane foam.
1-2424 linear, branched, cyclic aliphatic or aromatic organic acids, zinc diketonates, zinc alcoholates and mixtures thereof, the stabilizer composition being a storage stable liquid having a viscosity of less than 1,500 cP at 25°C.
A stabilized compound comprising: a) a resin comprising PVC or its copolymers; b) 0.1 to 10 parts by weight of a styrene-co-acrylonitrile (SAN) processing aid comprising nitrogen based on the weight of the resin; and c) 0.1-10 parts by weight of a mixed metal heat stabilizer per 100 parts by weight of the resin, the stabilizer comprising a zinc compound and at least one metal compound where the metal is selected from Na, K, Mg, Ca, Sr, Ba, Cd, Al, La, Ce or rare earth metals, based on 100 parts of the resin, wherein an atomic ratio of nitrogen from the SAN processing aid to zinc from the stabilizer in the compound ranges from 0.03 to 300.
A heat stabilizing composition for chlorine-containing polymers, such as PVC and CPVC, comprising alkali metal hydrogen phosphites that can also be used as sole stabilizers.
C08L 27/06 - Homopolymers or copolymers of vinyl chloride
C08L 27/24 - Compositions of 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 a halogenCompositions of derivatives of such polymers modified by chemical after-treatment halogenated
A composition comprising:
(1) 0.1 to 84.0 wt % of a polymeric resin selected from PVC homopolymers, PVC copolymers, CPVC, PLA, SAN, ASA, CPE, EVA, ABS, MBS, polycarbonate, conventional acrylic ester polymers or mixtures thereof; and
(2) 16.0 to 99.9 wt % of a polyacrylate resin/material (PAM) composition comprising a polymer (A) phase and a polymer (B) phase present in a ratio of polymer (A) phase/polymer (B) phase of 50/50 to 90/10,
polymer (A), having a glass transition temperature Tg below −40° C., comprising 95.0 to 99.5 wt % of a first polymeric component (A1) of one or more mono-ethylenically unsaturated monomers selected from the group consisting of alkyl acrylates having an alkyl group containing from 1 to 8 carbons, and 0.5 to 5.0 wt % of a second polymeric component (A2) of one or more polyethylenically unsaturated monomers, where the double bonds can be of the same or differing reactivity; and
polymer (B), having a glass transition temperature Tg above 85° C., comprising a first polymeric component (B1) of one or more monoethylenically unsaturated monomers selected from the group consisting of alkyl methacrylates having an alkyl group containing from 1 to 4 carbons, and optionally, 1.0 to 10.0 wt % of other monomers, based on the total weight of the (B1) component, selected from alkyl acrylates, vinylbenzene or substituted vinylbenzenes or mixtures thereof, and optionally a second polymeric component (B2) comprising 0.3 to 2.5 wt % based on the total weight of polymer (B) of one or more polyethylenically unsaturated monomers where the unsaturated bonds can be of the same or differing reactivity.
C08L 33/06 - Homopolymers or copolymers of esters of esters containing only carbon, hydrogen, and oxygen, the oxygen atom being present only as part of the carboxyl radical
C08K 3/014 - Stabilisers against oxidation, heat, light or ozone
C08L 51/00 - 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
A composition comprising: (1) 0.1 to 84.0 wt% of a polymeric resin selected from PVC homopolymers, PVC copolymers, CPVC, PLA, SAN, ASA, CPE, EVA, ABS, MBS, polycarbonate, conventional acrylic ester polymers or mixtures thereof; and (2) 16.0 to 99.9 wt% of a polyacrylate resin/material (PAM) composition comprising a polymer (A) phase and a polymer (B) phase present in a ratio of polymer (A) phase/polymer (B) phase of 50/50 to 90/10, - polymer (A), having a glass transition temperature Tg below -40°C, comprising 95.0 to 99.5 wt% of a first polymeric component (Al) of one or more mono-ethylenically unsaturated monomers selected from the group consisting of alkyl acrylates having an alkyl group containing from 1 to 8 carbons, and 0.5 to 5.0 wt% of a second polymeric component (A2) of one or more polyethylenically unsaturated monomers, where the double bonds can be of the same or differing reactivity; and - polymer (B), having a glass transition temperature Tg above 85°C, comprising a first polymeric component (B l) of one or more monoethylenically unsaturated monomers selected from the group consisting of alkyl methacrylates having an alkyl group containing from 1 to 4 carbons, and optionally, 1.0 to 10.0 wt% of other monomers, based on the total weight of the (B l) component, selected from alkyl acrylates, vinylbenzene or substituted vinylbenzenes or mixtures thereof, and optionally a second polymeric component (B2) comprising 0.3 to 2.5 wt% based on the total weight of polymer (B) of one or more polyethylenically unsaturated monomers where the unsaturated bonds can be of the same or differing reactivity.
C08L 33/06 - Homopolymers or copolymers of esters of esters containing only carbon, hydrogen, and oxygen, the oxygen atom being present only as part of the carboxyl radical
C08F 265/06 - Polymerisation of acrylate or methacrylate esters on to polymers thereof
11.
IMPROVED PROCESS FOR THE PRODUCTION OF ALKYLTIN HALIDES
The present invention relates to solid free-flowing catalysts or heat stabilizer compositions of high efficiency for halogen-containing polymers; the stabilizers comprise liquid stabilizers selected from liquid alkyltin compounds, liquid phosphite ester compounds or mixtures thereof on metal silicates.
A plasticizer composition for plasticizing halogenated polymers or rubber comprising: (i) dialkyl thiodiester selected from dialkyl 3,3'-thiodipropionate, dialkyl 2,2'-thiodiacetate or mixtures thereof, where the alkyl groups are the same or different and are selected from Ci-Cis linear, branched, cyclic or aromatic groups; and (ii) epoxidized material selected from epoxidized oils, epoxidized fatty acid mono-esters, reaction mixtures prepared via trans-esterifying epoxidized oil with alcohols or esters, or mixtures thereof.
A heat stabilizer composition comprising a) at least one mono-octyltin compound (n-Oc)Sn(T)3 having a purity greater than 85 wt%; and b) at least one di-methyltin compound (Me)2Sn(T)2 having a purity greater than 85 wt%.
C09K 15/12 - Anti-oxidant compositionsCompositions inhibiting chemical change containing organic compounds containing sulfur and oxygen
C09K 15/32 - Anti-oxidant compositionsCompositions inhibiting chemical change containing organic compounds containing boron, silicon, phosphorus, selenium, tellurium or a metal
Bio-based biocide compositions containing epoxidized 2-ethylhexyl soyate and a solvent such as epoxidized soybean oil are disclosed. When incorporated into polymers such as PVC, preserved polymer compositions result. The invention also provides methods for preserving polymers, including incorporating these compositions into PVC in accordance with these methods.
A flexible compound comprising PVC or its co-polymers; greater than 10 to 200 parts by weight of at least one bio-based primary plasticizer comprising epoxidized fatty acid esters, wherein the fatty acids are derived from natural oils and animal fats, based on 100 parts by weight of PVC or its co-polymers; and 0.001 to 10 parts by weight of a mixed metal stabilizer comprising a zinc compound and at least one metal compound where the metal is selected from Li, Na, K, Mg, Ca, Sr, Ba, Cd, Al, La, Ce or rare earth metals, based on 100 parts by weight of PVC or its co-polymers, wherein an atomic ratio of metal/Zn for the mixed metal stabilizer is less than 1.0.
A stabilizer composition having low volatility and high efficiency comprising: (i.) 25.000% to 99.997% by weight of at least one dimethyltin compound of formula (CH3)2Sn(S(CH2)mCOOR1)2 wherein R1 is a linear, branched or cyclic C10-C20 alkyl group and m is 1 or 2, optionally containing unsaturations in the form of double or triple bonds; (ii.) 0.001% to 50.000% by weight of at least one mono-methyltin compound of formula CH3Sn(S(CH2)nCOOR2)3 wherein R2 is a linear, branched or cyclic C10-C20 alkyl group and n is 1 or 2, optionally containing unsaturations in the form of double or triple bonds; (iii.) 0.001% to 10.000% by weight of at least one tri-methyltin compound of formula (CH3)3Sn(S(CH2)pCOOR3) wherein R3 is a linear, branched or cyclic C10-C20 alkyl group and p is 1 or 2, optionally containing unsaturations in the form of double or triple bonds; and (iv.) 0.001% to 15.000% by weight of at least one thioester of formula HS(CH2)qCOOR4 wherein R4 is a linear, branched or cyclic C10-C20 alkyl group and q is 1 or 2, optionally containing unsaturations in the form of double or triple bonds.
Plasticizer compositions comprising epoxidized fatty acid mono-esters and epoxy-esters are provided. The plasticizer compositions are free of compatibilizer and may contain metal perchlorates and/or phenolic antioxidants and/or conventional plasticizers. The compositions are useful for reduced extraction and lower volatility of halogenated polymers containing the compositions. The plasticizer compositions give reduced extraction of at least 15%. A process for making the plasticizer compositions is also provided. A method of reduced plasticizer extraction from halogenated polymers, such as polyvinyl chloride, is further provided. The plasticizer compositions may be added to PVC resins in effective amounts ranging from 1 and 200 phr.
A stabilizer composition comprising 75.0% to 99.9 % by weight of an alkyltin composition comprising at least 15.0 wt% of a di-alkyltin compound; and 0.1 % to 25.0% by weight of an organozinc compound selected from the group consisting of zinc salts of C1-C24 linear, branched, cycloaliphatic or aromatic organic acids, zinc diketonates, zinc alcoholates and mixtures thereof, the stabilizer composition being a storage stable liquid having a viscosity of less than 1,500 cP at 25°C.
Bio-based biocide compositions containing epoxidized 2-ethylhexyl soyate and a solvent such as epoxidized soybean oil are disclosed. When incorporated into polymers such as PVC, preserved polymer compositions result. The invention also provides methods for preserving polymers, including incorporating these compositions into PVC in accordance with these methods.
A01N 53/00 - Biocides, pest repellants or attractants, or plant growth regulators containing cyclopropane carboxylic acids or derivatives thereof
C07D 303/16 - Compounds containing oxirane rings with hydrocarbon radicals, substituted by singly or doubly bound oxygen atoms by esterified hydroxyl radicals
C08G 59/00 - Polycondensates containing more than one epoxy group per moleculeMacromolecules obtained by reaction of epoxy polycondensates with monofunctional low-molecular-weight compoundsMacromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
Rasticizer compositions comprising epoxidized fatty acid mono-esters and epoxy-esters are provided. The plasticizer compositions are free of compatibilizer and may contain metal perchlorates and/or phenolic antioxidants and/or conventional plasticizers. The compositions are useful for reduced extraction and lower volatility of halogenated polymers containing the compositions. The plasticizer compositions give reduced extraction of at least 15%. A process for making the plasticizer compositions is also provided. A method of reduced plasticizer extraction from halogenated polymers, such as polyvinyl chloride, is further provided. The plasticizer compositions may be added to PVC resins in effective amounts ranging from 1 and 200 phr.
The present invention provides a stabilized halogen-containing polymer composition comprising a halogen-containing polymer, preferably polyvinyl chloride. The composition contains an organotin stabilizer, preferably an alkyltin mercaptide, more preferably an alkyltin mercaptoacid ester, and most preferably an alkyltin thioglycolate. The composition also comprises aqueous solutions that contain metal salts of polycarboxylic acid, including aqueous disodium adipate solutions. A method of stabilizing halogen-containing polymers such as PVC with the aqueous solutions of the invention is also provided. The method comprises obtaining the aqueous solutions according to the invention by dissolving metal salts of polycarboxylic acid in water or polycarboxylic acids in aqueous base.
Bio-based wax compositions contain at least one non-hydrogenated epoxy product and at least one wax component containing insect wax. The wax compositions can be used to produce candle compositions such as free-standing candles and container candles, and/or composite materials.
Bio-based wax compositions contain at least one of the following components: epoxides of non-hydrogenated vegetable oils, epoxides of fatty acid esters. epoxides of tall oil fatty acid esters, chemically modified epoxides of non-hydrogenated vegetable oils, chemically modified epoxides of fatty acid esters, and chemically modified epoxides of tall oil fatty acid esters. The wax compositions can be used to produce candle sticks, container candles and/or composite materials.
A plasticizer composition comprising vicinally diacylated fatty acid esters derived from renewable feedstocks, and a process for the preparation thereof, are disclosed. A composition comprising a halogen-containing polymer and a plasticizer composition comprising the vicinally diacylated fatty acid esters is also described. A method for plasticizing halogen-containing polymers, such as polyvinyl chloride (PVC) resins is provided. The plasticizer compositions may be added to PVC resins in amounts ranging between 1 and 200 phr.
Bio-based wax compositions contain at least one of the following components: epoxides of non-hydrogenated vegetable oils, epoxides of fatty acid esters. epoxides of tall oil fatty acid esters, chemically modified epoxides of non-hydrogenated vegetable oils, chemically modified epoxides of fatty acid esters, and chemically modified epoxides of tall oil fatty acid esters. The wax compositions can be used to produce candle sticks, container candles and/or composite materials.
01 - Chemical and biological materials for industrial, scientific and agricultural use
04 - Industrial oils and greases; lubricants; fuels
35 - Advertising and business services
42 - Scientific, technological and industrial services, research and design
Goods & Services
(1) Chemicals for use in the plastics industry, namely, stabilizers, co-stabilizers, plasticizers, polymer modifiers, tin catalysts, lubricants, antistatics and foaming agents. (1) Research, development, production and distribution of chemicals for plastic products used by others.
01 - Chemical and biological materials for industrial, scientific and agricultural use
39 - Transport, packaging, storage and travel services
42 - Scientific, technological and industrial services, research and design
Goods & Services
Chemicals related to plastics used in industry. Distribution of chemicals related to plastics. Research and development of chemicals related to plastics.
01 - Chemical and biological materials for industrial, scientific and agricultural use
Goods & Services
Perchlorate salts, heterocyclic compounds, plasticizers, age resisters in the nature of antioxidants and UV stabilizers to provide heat stability during processing of plastics and improved light and heat resistance for plastics resins, and polyvinyl chloride resins
41.
Stabilizer system for stabilizing halogen-containing polymers
A composition and process is disclosed for the stabilization of halogen-containing polymers. In particular, chlorine-containing polymers such as poly vinyl chloride (PVC) are stabilized by incorporating of a stabilizer mixture having at least a perchlorate salt and an alkanolamine.
01 - Chemical and biological materials for industrial, scientific and agricultural use
17 - Rubber and plastic; packing and insulating materials
Goods & Services
(1) Chemicals used in the plastics industry, unprocessed artificial resins, namely perchlorates, heterocyclic compounds, plasticizers, age resisters, polyvinyl chloride resins used in the plastics industry.
(2) Plastics in extruded form for use in manufacture.
01 - Chemical and biological materials for industrial, scientific and agricultural use
Goods & Services
Chemical processing agents for modifying the rheological properties of polymers and lubricant additives, namely, chemical processing agents modifying mold release and extrusion characteristics of polymers
