The present invention provides a water-soluble paint composition which has excellent hardness and adhesion and can be cured at a low temperature of less than 100°C. The water-soluble paint composition comprises a main agent including: an acrylic dispersion resin having a unit derived from polyalkylene glycol mono(meth)acrylate; a polyester resin; an acrylic emulsion resin; and a water-soluble polyurethane resin, and a curing agent including an isocyanate-based resin, wherein the content of the unit derived from polyalkylene glycol mono(meth)acrylate may be 5-13 wt % on the basis of the total weight of monomers contained in the acrylic dispersion resin.
C09D 167/00 - Coating compositions based on polyesters obtained by reactions forming a carboxylic ester link in the main chainCoating compositions based on 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
The present invention relates to an aluminum nitride sintered body, a method for producing same, and a ceramic substrate comprising same, the aluminum nitride sintered body being obtained by continuously sintering a mixture comprising aluminum nitride powder, an oxide containing zirconium, and a sintering aid at different temperatures in two stages, wherein the oxide containing zirconium is included in an amount of 0.4-8.0 parts by weight with respect to 100 parts by weight of the aluminum nitride powder, the aluminum nitride sintered body does not contain an alkaline earth metal, the aluminum nitride sintered body contains aluminum nitride crystal grains, and the average grain size of the aluminum nitride crystal grains is 2.6-4.3 μm.
C04B 35/581 - Shaped ceramic products characterised by their compositionCeramic compositionsProcessing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxides based on borides, nitrides or silicides based on aluminium nitride
The present invention relates to a molding material for a motor, the molding material being produced by curing a molding material composition comprising an epoxy resin, a curing agent, a filler, and a morpholine-based compound containing sulfur in the molecule, wherein the rate of decrease in the flexural strength at a high temperature (295°C, 24 hrs, 5 cycles) relative to the flexural strength at room temperature (25°C) is less than 50%.
The present invention relates to a method for predicting a dry paint color value from a liquid paint color value, and, when producing a second liquid film having the same component as a first liquid film, a process for producing a second dry film by drying and curing the second liquid film can be skipped, and a reflection rate of the second dry film can be predicted according to the prediction method according to the present invention.
The present invention relates to a cationic exchange resin, a method for preparing same, a cationic exchange membrane, and an electrodialysis device. The cationic exchange resin according to the present invention comprises: a first repeating unit represented by chemical formula 1; and a second repeating unit represented by chemical formula 2.
The present invention relates to a clear coat composition capable of low-temperature curing. The clear coat composition of the present invention comprises: a polyester resin; a first acrylic resin containing styrene units; a second acrylic resin having an acid value of 1.6-3.4 mg KOH/g; an isocyanate-based curing agent; and a curing catalyst.
C09D 167/02 - Polyesters derived from dicarboxylic acids and dihydroxy compounds
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
The present invention relates to an insulating material composition having a high glass transition temperature and a low shrinkage rate by comprising cerium oxide. When used as an insulating material in a rotating electrical device, insulation properties, reliability, and service life may be improved.
H01B 3/40 - 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 epoxy resins
H02K 1/04 - Details of the magnetic circuit characterised by the material used for insulating the magnetic circuit or parts thereof
H02K 3/34 - Windings characterised by the shape, form or construction of the insulation between conductors or between conductor and core, e.g. slot insulation
C08G 59/32 - Epoxy compounds containing three or more epoxy groups
C08L 63/00 - Compositions of epoxy resinsCompositions of derivatives of epoxy resins
The present invention provides an eco-friendly polyester resin composition capable of minimizing the emission of carbon dioxide, and a paint composition comprising a polyester resin prepared therefrom.
C08G 63/52 - Polycarboxylic acids or polyhydroxy compounds in which at least one of the two components contains aliphatic unsaturation
C08G 63/672 - Dicarboxylic acids and dihydroxy compounds
C08G 63/16 - Dicarboxylic acids and dihydroxy compounds
C09D 167/00 - Coating compositions based on polyesters obtained by reactions forming a carboxylic ester link in the main chainCoating compositions based on derivatives of such polymers
C08L 51/04 - 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 rubbers
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
H01L 23/29 - Encapsulation, e.g. encapsulating layers, coatings characterised by the material
A molding composition for a stator having high thermal conductivity is capable of replacing an insulator to improve thermal efficiency of a motor includes a first filler, a second filler having electrical conductivity, a third filler having electrical conductivity, a thermosetting resin, a curing agent, and an additive. A cooling system for improving heat dissipation performance by filling slots provided in a stator of a rotating electric device includes a stator body having a plurality of teeth and a plurality of slots, a stator coil inserted into each of the plurality of slots, and a molding material composition for a stator loaded inside of each of the plurality of slots and configured to cover the stator coil.
C09K 5/14 - Solid materials, e.g. powdery or granular
C08G 59/18 - Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
C09D 7/62 - Additives non-macromolecular inorganic modified by treatment with other compounds
C09D 163/00 - Coating compositions based on epoxy resinsCoating compositions based on derivatives of epoxy resins
H02K 3/24 - Windings characterised by the conductor shape, form or construction, e.g. with bar conductors with channels or ducts for cooling medium between the conductors
H02K 3/30 - Windings characterised by the insulating material
13.
SHEET FOR PREVENTING THERMAL RUNAWAY OF BATTERY, AND BATTERY CELL ASSEMBLY COMPRISING SAME
The present invention relates to a sheet (100) for preventing thermal runaway of a battery, comprising a flame retardant composite sheet (110), wherein the flame retardant composite sheet (110) has an upper surface and a lower surface and includes a fiber reinforced core material and silica, and is manufactured by impregnating the fiber reinforced core material with an impregnation solution containing silica.
H01M 50/24 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries from their environment, e.g. from corrosion
H01M 50/204 - Racks, modules or packs for multiple batteries or multiple cells
14.
INSULATION MATERIAL COMPOSITION AND ELECTRIC ROTARY DEVICE COMPRISING SAME
The present invention relates to an insulation material composition and an electric rotary device provided with insulation material made of the insulation material composition.
H01B 3/40 - 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 epoxy resins
H02K 1/04 - Details of the magnetic circuit characterised by the material used for insulating the magnetic circuit or parts thereof
H02K 3/34 - Windings characterised by the shape, form or construction of the insulation between conductors or between conductor and core, e.g. slot insulation
C08G 59/32 - Epoxy compounds containing three or more epoxy groups
The present invention relates to a primer composition which can be used for both glass and plastic materials, the primer composition according to the present invention comprising: a first silane-modified urethane polymer; a second silane-modified urethane polymer; a phosphate-based polyisocyanate; a polyisocyanate which does not include a phosphate group; and an additive.
C08G 18/10 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
C08G 18/77 - Polyisocyanates or polyisothiocyanates having hetero atoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur
C08G 18/79 - Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates
Provided is a base paint composition comprising an acrylic polyol resin, a polyester resin, a nitrocellulose resin, and a pigment. Provided base coating composition which has a better metallic texture than a typical metallic coating, implements a variety of luxurious colors, enables spray coating on a part having a large area and a complex shape among automobile parts, thereby having excellent workability and mass productivity, and has an excellent appearance, especially implementing a metallic texture.
C09D 4/06 - Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups
C09D 175/14 - Polyurethanes having carbon-to-carbon unsaturated bonds
C09D 133/10 - Homopolymers or copolymers of methacrylic acid esters
C08G 63/48 - Polyesters chemically modified by esterification by unsaturated higher fatty oils or their acidsPolyesters chemically modified by esterification by resin acids
C09D 167/08 - Polyesters modified with higher fatty oils or their acids, or with natural resins or resin acids
The present invention relates to: a vinyl acetate-based copolymer having excellent initial water resistance and excellent fire resistance; and a fire-resistant paint composition comprising same.
C08F 230/02 - 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 phosphorus
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
C09D 131/04 - Homopolymers or copolymers of vinyl acetate
According to an embodiment disclosed in the present document, a metallic color formulation method includes the steps of: acquiring target color information and target particle information of a target object; generating at least one set of blending information on the basis of the target color information and the target particle information; comparing blend color information and blend particle information, which correspond to the blending information, with the target color information and the target particle information, respectively; and determining optimal blending information on the basis of results of comparing the blend color information and the blend particle information with the target color information and the target particle information, respectively.
The present invention relates to a two-coat coating system comprising an undercoat coating composition and a topcoat coating composition, wherein the undercoat coating composition is a powder coating composition that comprises a bisphenol A type epoxy resin, an epoxy toughening agent, a hardener, and a foaming agent, and does not contain zinc, and the topcoat coating composition is a powder coating composition that comprises a bisphenol A type epoxy resin, an epoxy toughening agent, a hardener, a foaming agent, and an extender pigment having an average particle size of 10 μm or more, and the two-coat coating system exhibits excellent corrosion resistance, impact resistance, chipping resistance, hardness, thick-coated film pinhole stability, and coating efficiency.
According to an embodiment disclosed in the present document, a color formulation conversion method may comprise the steps of: obtaining reference formulation information applied to a reference base; outputting, through a color estimation unit, specific color prediction information corresponding to a specific base except the reference base when the reference formulation information is applied to the specific base as specific formulation information applied to the specific base; and generating converted formulation information corresponding to the specific base by converting the specific formulation information on the basis of the specific color prediction information and reference color measurement information corresponding to the reference base to which the reference formulation information is applied.
G01J 3/52 - Measurement of colourColour measuring devices, e.g. colorimeters using colour charts
G01J 3/46 - Measurement of colourColour measuring devices, e.g. colorimeters
G06F 30/27 - Design optimisation, verification or simulation using machine learning, e.g. artificial intelligence, neural networks, support vector machines [SVM] or training a model
The present invention relates to: a water-soluble polyurethane dispersion composition comprising a polycarbonate polyol, an alkylene phosphoric acid polyol, and an isocyanate compound, wherein the alkylene phosphoric acid polyol comprises an acid group and a hydroxyl group; and a base coat composition comprising a polyurethane dispersion prepared from the composition.
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
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
The present invention relates to an anti-fouling paint composition comprising: a first polysiloxane resin containing a silanol group; a second polysiloxane resin which contains a polyalkylene oxide group at one end and which is represented by chemical formula 1; a third polysiloxane resin of which both ends are modified with polyalkylene oxide; and an anti-fouling agent.
C08K 5/5415 - Silicon-containing compounds containing oxygen containing at least one Si—O bond
25.
PAINT ADDITIVE COMPOSITION HAVING EXCELLENT CONTAMINATION REMOVAL PROPERTY AND CONTAMINATION REMOVAL PERSISTENCE, AND PAINT COMPOSITION COMPRISING SAME
The present invention relates to a paint additive composition having excellent contamination removal property and contamination removal persistence, and a paint composition comprising same.
C09D 143/04 - Homopolymers or copolymers of monomers containing silicon
C09D 133/06 - 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
A method of manufacturing a rotor for a motor and a rotor for a motor manufactured by the same are disclosed. The method includes providing a rotor plate, a rotor core, and a plurality of permanent magnets, integrally coupling the rotor core to the rotor plate. The method also includes forming a molding part by molding a resin composition for a molding material on the plurality of permanent magnets so that the molding part is shaped to integrally connect the plurality of permanent magnets arranged in a circumferential direction of the rotor. The rotor is manufactured to have a configuration in which the rotor plate, the rotor core, the plurality of permanent magnets, and the formed molding part are integrated.
H02K 1/28 - Means for mounting or fastening rotating magnetic parts on to, or to, the rotor structures
C08L 63/00 - Compositions of epoxy resinsCompositions of derivatives of epoxy resins
H02K 1/04 - Details of the magnetic circuit characterised by the material used for insulating the magnetic circuit or parts thereof
H02K 1/2795 - Rotors axially facing stators the rotor consisting of two or more circumferentially positioned magnets
H02K 15/03 - Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies having permanent magnets
H02K 15/12 - Impregnating, moulding insulation, heating or drying of windings, stators, rotors or machines
H02K 21/24 - Synchronous motors having permanent magnetsSynchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets axially facing the armatures, e.g. hub-type cycle dynamos
Provided is a urea coating composition that has excellent weather resistance and excellent durability. The urea coating composition provided herein possesses both the hardness of the epoxy coating and the elongation rate of the urethane coating, and it has excellent weather resistance and excellent properties of the coating film and thus is suitable for application for coating exterior walls. The urea coating composition provided herein may be applied to the eco-friendly coating of exterior walls of buildings, top coats of waterproof floor materials, DTM (Direct To Metal), and the like, and it may be applied not only for thin film coating but also for thick film coating due to possessing excellent surface hardness and mechanical properties. In addition, the urea coating composition provided herein is a coating composition containing a low content of solvent, and thus it is eco-friendly due to the small generation of volatile organic compounds (VOCs).
C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
The present invention relates to: an epoxy resin composition for molding, the epoxy resin composition comprising an epoxy resin, a curing agent, a filler, a phosphazene compound, and a melamine derivative, wherein the mixing ratio of the phosphazene compound and the melamine derivative is 2 to 40:1 part by weight, and the comparative tracking index is 600 V or more; and a semiconductor device molded by using the epoxy resin composition.
C08L 63/00 - Compositions of epoxy resinsCompositions of derivatives of epoxy resins
C08L 61/28 - Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds with melamine
Provided is to an epoxy coating composition having excellent acid resistance and workability. The epoxy coating composition of the present invention has excellent acid resistance and appearance, and at the same time, is capable of being coated into a thin film by using a roller, and thus, has excellent workability and enables easy repair coating. The epoxy coating composition of the present invention is applicable as a coating for buildings, such as concrete flooring, and the like.
A ceramic insulating board according to the present invention comprises: a ceramic substrate; a first metal layer installed on the upper surface of the ceramic substrate; a second metal layer installed on the lower surface of the ceramic substrate and partially disposed on the lower surface of the ceramic substrate; and a third metal layer installed below the second metal layer, wherein the second metal layer is disposed such that a portion of the lower surface of the ceramic substrate can be directly exposed to air.
H01L 23/373 - Cooling facilitated by selection of materials for the device
H01L 23/467 - Arrangements for cooling, heating, ventilating or temperature compensation involving the transfer of heat by flowing fluids by flowing gases, e.g. air
A method for determining color combination, according to an embodiment disclosed in the present document, may comprise the steps of: obtaining target color information corresponding to a target color; generating color combination information corresponding to at least one color combination including at least one specific candidate color from among a first candidate color to an nth candidate color; estimating at least one color combination prediction reflectance by referring to the color combination information; comparing a target color measurement reflectance corresponding to the target color information with the color combination prediction reflectance; and determining, as optimal color combination information, specific color combination information corresponding to a specific color combination prediction reflectance that satisfies a threshold reflectance condition set on the basis of the target color measurement reflectance from among the color combination prediction reflectances.
G01J 3/52 - Measurement of colourColour measuring devices, e.g. colorimeters using colour charts
G01J 3/46 - Measurement of colourColour measuring devices, e.g. colorimeters
G06F 30/27 - Design optimisation, verification or simulation using machine learning, e.g. artificial intelligence, neural networks, support vector machines [SVM] or training a model
The present invention provides a UV-curable paint composition comprising a bio-based urethane (meth)acrylate resin, a (meth)acrylate monomer, and a photoinitiator, wherein the bio-based urethane (meth)acrylate resin comprises a first bio-based urethane (meth)acrylate resin and a second bio-based urethane (meth)acrylate resin. The UV-curable paint composition is environmentally friendly and can minimize the discharge of carbon dioxide.
C09D 4/06 - Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups
C09D 151/08 - 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 macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
C09D 4/06 - Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups
C09D 151/08 - 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 macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
A suspension according to the present invention comprises: a shock-absorbing base unit; a lifting rod penetrating a base hole formed by a vertical opening in the shock-absorbing base unit so as to be lifted and lowered relative thereto; a spacer surrounding and attached to the lifting rod; and an elastic member coupled to the spacer and shock-absorbing base so as to allow movement against same.
F16F 15/04 - Suppression of vibrations of non-rotating, e.g. reciprocating, systemsSuppression of vibrations of rotating systems by use of members not moving with the rotating system using elastic means
B05C 1/08 - Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length using a roller
B05B 13/00 - Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups
E04G 23/02 - Repairing, e.g. filling cracksRestoringAlteringEnlarging
The present invention relates to a resin composition for use as a molding material, and a vehicle component molded using same, the resin composition comprising an epoxy resin, a curing agent, a filler, and an adhesion promoter including a melamine-based derivative, and, as a molding material for fixing a permanent magnet in a rotor, having an adhesive force of 4 kgf or more relative to the permanent magnet.
The present invention provides a UV-curable paint composition comprising a bio-based urethane (meth)acrylate resin, a bio-based (meth)acrylate monomer, and a photoinitiator, the UV-curable paint composition being environmentally friendly and capable of minimizing carbon dioxide emissions.
C09D 4/06 - Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups
C09D 151/08 - 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 macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
A painting apparatus according to the present invention comprises: a cart unit that can travel; a painting module including a painting frame, which is coupled to the front side of the cart unit so as to be slidable in the left-right direction, a roller coupled to the painting frame, and a nozzle coupled to the painting frame so as to spray paint for application by the roller; a tank unit which stores a raw material for forming the paint or the paint therein, and which is coupled to the cart unit; a painting hose connecting the tank unit to the nozzle; and a hose support module which is coupled to the cart unit and which supports the painting hose.
B05B 13/00 - Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups
B05B 7/24 - Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with means, e.g. a container, for supplying liquid or other fluent material to a discharge device
B05B 15/65 - Mounting arrangements for fluid connection of the spraying apparatus or its outlets to flow conduits
B05B 7/04 - Spray pistolsApparatus for discharge with arrangements for mixing liquids or other fluent materials before discharge
B05C 1/08 - Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length using a roller
B05B 14/30 - Arrangements for collecting, re-using or eliminating excess spraying material comprising enclosures close to, or in contact with, the object to be sprayed and surrounding or confining the discharged spray or jet but not the object to be sprayed
B05B 12/32 - Shielding elements, i.e. elements preventing overspray from reaching areas other than the object to be sprayed
H02K 1/04 - Details of the magnetic circuit characterised by the material used for insulating the magnetic circuit or parts thereof
H02K 1/28 - Means for mounting or fastening rotating magnetic parts on to, or to, the rotor structures
41.
CATIONIC EXCHANGE RESIN, METHOD FOR PREPARING SAME, ION EXCHANGE MEMBRANE FOR SEPERATING ALKALI METAL SPECIES, AND ELECTRODIALYSIS DEVICE FOR LITHIUM EXTRACTION
A cation exchange resin according to the present invention comprises: a first repeating unit represented by chemical formula 1; and a second repeating unit represented by chemical formula 2. In chemical formula 1, X and X' are each independently hydrogen or an alkali metal species (E), and A1is represented by chemical formula 3 or chemical formula 4. In chemical formula 2, A2is represented by chemical formula 3 or chemical formula 4. In chemical formula 3, Z1is –S-, -O-, -C(O)-, or -C(R1R2)-, and R1and R212122.
CATION EXCHANGE RESIN, METHOD OF PREPARING SAME, ION EXCHANGE MEMBRANE FOR SEPARATING ALKALI METAL SPECIES AND ELECTRODIALYSIS DEVICE FOR LITHIUM EXTRACTION
A cation exchange resin according to the present invention comprises: a first repeating unit represented by chemical formula 1; and a second repeating unit represented by chemical formula 2. [Chemical formula 1] (In chemical formula 1, each of X and X' is independently hydrogen or an alkali metal species (E).) [Chemical formula 2]
The present invention relates to an insulation material and a rotary electric device comprising same, the insulation material being provided between a slot and a coil in a stator of a rotary electric device, and being formed by curing a resin insulating material composition that comprises an epoxy resin, a curing agent, an inorganic filler and a catalyst, wherein crystal silica is included as the inorganic filler, and, when the resin insulating material composition is cured at a temperature of 175°C, the hardness (175°C hardness) measured by a Shore D hardness tester is 80 HSD or more.
H01B 3/40 - 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 epoxy resins
H02K 1/04 - Details of the magnetic circuit characterised by the material used for insulating the magnetic circuit or parts thereof
H02K 3/34 - Windings characterised by the shape, form or construction of the insulation between conductors or between conductor and core, e.g. slot insulation
C08L 63/00 - Compositions of epoxy resinsCompositions of derivatives of epoxy resins
C08G 59/32 - Epoxy compounds containing three or more epoxy groups
The present invention relates to: an epoxy resin composition and a semiconductor device molded using same, the epoxy resin composition comprising an epoxy resin, a curing agent, a filler and an organopolysiloxane, wherein the organopolysiloxane has an epoxy group at both ends thereof and includes a C5-C8 aryl group at a side chain thereof.
C08L 63/00 - Compositions of epoxy resinsCompositions of derivatives of epoxy resins
C08L 83/06 - Polysiloxanes containing silicon bound to oxygen-containing groups
C08G 77/14 - Polysiloxanes containing silicon bound to oxygen-containing groups
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
H01L 23/29 - Encapsulation, e.g. encapsulating layers, coatings characterised by the material
The present invention relates to: an epoxy resin composition comprising an epoxy resin, a curing agent, a filler, and an organosiloxane, wherein the organosiloxane is a symmetrical linear organosiloxane having epoxy groups at both ends thereof; and a semiconductor device molded using same.
The present invention relates to: a liquid epoxy resin composition and a semiconductor device molded using same, the composition comprising an epoxy resin, a curing agent, a filler and siloxane, wherein the siloxane has a symmetrical structure in which an alicyclic epoxy group is substituted at the central silicon atom.
The present invention relates to a sizing composition for a glass fiber, a glass fiber surface-treated with the sizing composition, and a polypropylene composite material comprising the glass fiber as a reinforcing material.
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
C08L 27/18 - Homopolymers or copolymers of tetrafluoroethene
C08L 63/00 - Compositions of epoxy resinsCompositions of derivatives of epoxy resins
C08G 59/68 - Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups characterised by the catalysts used
B29C 45/00 - Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mouldApparatus therefor
Disclosed is a coating film preferably for automobile exterior including a substrate; an undercoat layer disposed on the substrate and including an undercoat composition; a metal layer deposited on the undercoat layer in an island structure and including aluminum (Al) and a low melting point metal; and a topcoat layer disposed on the metal layer and including a topcoat composition, wherein the undercoat composition may include a hexa-functional or higher urethane (meth)acrylate oligomer, a tri-functional urethane (meth)acrylate oligomer, a tetra-functional urethane (meth)acrylate oligomer, and a tri-functional or lower (meth)acrylate monomer, and the topcoat composition may include a hexa-functional or higher urethane (meth)acrylate oligomer, a bi-functional urethane (meth)acrylate oligomer, a penta-functional urethane (meth)acrylate oligomer, and a tri-functional or lower (meth)acrylate monomer.
C08F 283/02 - Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass on to polycarbonates or saturated polyesters
C08G 63/52 - Polycarboxylic acids or polyhydroxy compounds in which at least one of the two components contains aliphatic unsaturation
C09D 151/08 - 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 macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
The present invention provides an insulation material having excellent insulation and heat resistance. The insulation material according to the present invention may be filled between a slot and a coil in a rotary electric device to fill a gap between the slot and the coil and provide insulation properties by replacing an insulation paper. The insulation material of the present invention may be applied to a rotary electric device, such as a motor for an electric vehicle, in which a large torque is required to increase a rotation speed and a current applied to a stator.
H01B 3/40 - 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 epoxy resins
H02K 1/04 - Details of the magnetic circuit characterised by the material used for insulating the magnetic circuit or parts thereof
H02K 3/34 - Windings characterised by the shape, form or construction of the insulation between conductors or between conductor and core, e.g. slot insulation
C08L 63/00 - Compositions of epoxy resinsCompositions of derivatives of epoxy resins
C08G 59/32 - Epoxy compounds containing three or more epoxy groups
The present invention relates to an adhesive composition for a vehicle, comprising: a first urethane acrylate oligomer; a second urethane acrylate oligomer; an acrylic polymer not containing a urethane group; and an acrylic monomer, wherein the first urethane acrylate oligomer includes one or two functional groups in one molecule, and the second urethane acrylate oligomer includes three to six functional groups in one molecule.
C09J 4/00 - Adhesives based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond
C09J 4/06 - Adhesives based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups
The present invention relates to a base coat composition for plastics, the base coat composition comprising: a first acrylic polyol; a second acrylic polyol; a third acrylic polyol; an isocyanate-based curing agent; and a solvent, wherein the first acrylic polyol has a glass transition temperature of -10°C to 10°C, the second acrylic polyol has a glass transition temperature of 80°C to 110°C, and the third acrylic polyol has a glass transition temperature of 40°C to 60°C.
The present invention relates to a releasable composition for coating protection and a coating protection film manufactured therefrom, the releasable composition comprising a first acrylic emulsion and a second acrylic emulsion, wherein the first acrylic emulsion contains an amino-modified fatty acid-based release agent, and the second acrylic emulsion contains a zinc oxide (ZnO) curing agent.
C09D 5/20 - Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects producedFilling pastes for coatings strippable as coherent films, e.g. temporary coatings strippable as coherent films
C09D 5/00 - Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects producedFilling pastes
The present invention relates to a transparent coating composition comprising a first acrylic polyol, a second acrylic polyol, a first polyester polyol, a second polyester polyol, a third polyester polyol, and an isocyanate compound, wherein: the first acrylic polyol has a lower hydroxyl value and a lower glass transition temperature than the second acrylic polyol; the first polyester polyol has a higher hydroxyl value and a higher weight average molecular weight than the second polyester polyol; and the first polyester polyol has a lower hydroxyl value and a higher weight average molecular weight than the third polyester polyol.
The present invention relates to a coating composition for a primer comprising an acrylic emulsion resin, a polyurethane dispersion resin, a polyester resin, and an isocyanate-based curing agent, wherein the acrylic emulsion resin has 110 to 140 mgKOH/g of a hydroxyl group and has the weight average molecular weight of 22,000 to 26,000 g/mol, the polyurethane dispersion resin has 110 to 140 mgKOH/g of a hydroxyl group, and the polyester resin has 90 to 105 mgKOH/g of a hydroxyl group.
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
C08L 67/00 - Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chainCompositions of derivatives of such polymers
C08L 63/00 - Compositions of epoxy resinsCompositions of derivatives of epoxy resins
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
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
The present invention relates to ultraviolet curable paint composition comprising: a urethane (meth)acrylate oligomer; an acrylic resin; an acrylic polyol resin; a cellulose acetate butyrate resin; and a photoinitiator, wherein the urethane (meth)acrylate oligomer comprises a hexa- or more functional urethane (meth)acrylate oligomer, the acrylic resin has an acid value of 3-6 mgKOH/g and a hydroxyl value of 7-15 mgKOH/g, and the acrylic polyol resin has an acid value of 17-25 mgKOH/g and a hydroxyl value of 105-130 mgKOH/g, and the ultraviolet curable paint composition is applicable to physical vapor deposition (PVD) enabling physical properties equal to or better than those of wet plating to be implemented and is applicable to painting of automotive interior components.
C09D 4/06 - Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups
C08L 1/14 - Mixed esters, e.g. cellulose acetate-butyrate
B05D 7/00 - Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
C08F 265/06 - Polymerisation of acrylate or methacrylate esters on to polymers thereof
C08F 251/02 - Macromolecular compounds obtained by polymerising monomers on to polysaccharides or derivatives thereof on to cellulose or derivatives thereof
The present invention relates to a UV-curable paint composition that comprises a tri-functional urethane (meth)acrylate oligomer, an at least tri-functional (meth)acrylate monomer, a bi-functional (meth)acrylate monomer, a mono-functional (meth)acrylate monomer, ceramic beads, and a photoinitiator, wherein the weight-average molecular weight of the tri-functional urethane (meth)acrylate oligomer is 800-3,000 g/mol, and the average particle size of the ceramic beads is 7-13 µm, the UV-curable paint composition having excellent stain resistance, adhesion, gloss, workability, and scratch resistance.
C09D 4/00 - Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond
C09D 4/06 - Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups
Provided are a silicone-modified polyester resin having excellent mechanical properties, weatherability, and hydrolysis resistance, and a powder coating composition containing the same.
The present invention relates to an ultraviolet-curable paint composition having excellent curing stability, adhesion, and weather resistance, and a silane-modified urethane acrylate oligomer applicable thereto.
C09D 4/06 - Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups
The present invention relates to a powder coating composition having excellent heat resistance, water resistance, and long-term corrosion resistance whilst also ensuring a high glass transition temperature.
An operating method of a color mixing device according to an embodiment disclosed in the present document may comprise the operations of: determining, on the basis of a color value of a target color, an area including the color value of the target color among one or more areas included in a color space; generating one or more samples on the basis of the color value of the target color; selecting a deep learning model for the determined area from among multiple pre-trained artificial intelligence models; and determining, by using the selected artificial intelligence model, a sample of an optimal mixing condition for configuring the color value of the target color among the samples, wherein the multiple artificial intelligence models are trained on the basis of data sets for training, in which a mixing ratio of each of one or more reference colors is randomly configured.
The present invention relates to: a flame retardant adhesive composition comprising 20 to 50 wt% of colloidal silica, 5 to 20 wt% of polyvinyl alcohol, 20 to 50 wt% of an inorganic flame retardant, and 0.1 to 10 wt% of a coupling agent, based on the total weight of the solid content; and a non-combustible ceiling board comprising same.
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
C08L 63/00 - Compositions of epoxy resinsCompositions of derivatives of epoxy resins
C08L 61/04 - Condensation polymers of aldehydes or ketones with phenols only
G03F 7/028 - Non-macromolecular photopolymerisable compounds having carbon-to-carbon double bonds, e.g. ethylenic compounds with photosensitivity-increasing substances, e.g. photoinitiators
C08L 33/14 - Homopolymers or copolymers of esters of esters containing halogen, nitrogen, sulfur, or oxygen atoms in addition to the carboxy oxygen
C08L 63/00 - Compositions of epoxy resinsCompositions of derivatives of epoxy resins
The present invention relates to a photosensitive resin composition having excellent developability, resolution, and insulating properties to suppress a short circuit on a substrate.
G03F 7/028 - Non-macromolecular photopolymerisable compounds having carbon-to-carbon double bonds, e.g. ethylenic compounds with photosensitivity-increasing substances, e.g. photoinitiators
C08L 33/14 - Homopolymers or copolymers of esters of esters containing halogen, nitrogen, sulfur, or oxygen atoms in addition to the carboxy oxygen
The present invention relates to a ceramic substrate manufacturing method comprising the steps of: applying a reaction suppression composition to one surface of a lower support and thermally treating same so as to form a reaction suppression layer on the lower support; and arranging, on the reaction suppression layer, a stack that sequentially includes a first metal layer, a ceramic substrate and a second metal layer, and heating and bonding same, wherein the heat treatment is performed at 1,000°C or higher.
H01L 21/48 - Manufacture or treatment of parts, e.g. containers, prior to assembly of the devices, using processes not provided for in a single one of the groups or
A coating rake according to the present invention includes: a frame; a shaft of which the lower end is coupled to the upper side of the frame; a blade arranged on the lower side of the frame and installed to be angle-adjustable about an axis perpendicular to the ground, with respect to the frame; and wheels coupled to two sides of the frame.
B05C 17/10 - Hand tools for removing partially or for spreading or redistributing applied liquids or other fluent materials, e.g. colour touchers
B05C 11/04 - Apparatus for spreading or distributing liquids or other fluent materials already applied to a surfaceControl of the thickness of a coating with blades
The present invention relates to a powder coating composition which provides excellent pliability and high-temperature corrosion resistance without a reduction in the glass transition temperature of a cured product.
C09D 163/00 - Coating compositions based on epoxy resinsCoating compositions based on derivatives of epoxy resins
C09D 151/08 - 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 macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
The present invention relates to a powder paint composition that offers excellent flexibility, appearance, corrosion resistance, and the like, without reducing the glass transition temperature of a cured product.
The present invention relates to an epoxy resin composition for molding, and a semiconductor device sealed using the same or a vehicle part molded using the same.
C09D 133/06 - 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 5/523 - Esters of phosphoric acids, e.g. of H3PO4 with hydroxyaryl compounds
C08J 9/04 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof using blowing gases generated by a previously added blowing agent
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
C08J 9/04 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof using blowing gases generated by a previously added blowing agent
76.
EPOXY RESIN AND POWDER COATING COMPOSITION CONTAINING SAME
The present invention pertains to an epoxy resin having a high glass transition temperature and excellent flexibility. This epoxy resin is characterized by being prepared using a method comprising the steps of: reacting alcohol and isocyanate to prepare a block isocyanate resin; reacting a multifunctional epoxy resin with the block isocyanate resin to prepare an epoxy resin containing an oxazolidone structure; and dispersing an impact modifier in the epoxy resin containing an oxazolidone structure.
The present invention relates to a method for preparing a polyamide curing agent for epoxy paint and a polyamide curing agent prepared thereby, the method comprising the steps of: preparing a first mixture comprising a first product by a Michael addition reaction of an amine group-containing compound and alkyl group-containing acrylate; and preparing a polyamide resin by heating the first mixture and a second mixture comprising fatty acids and dimer acids, to cause an amide reaction.
The present invention relates to a water-soluble base coat composition comprising a first acrylic resin, a second acrylic resin, a polyurethane dispersion resin, a polyester resin, a urethane resin, and a melamine-based curing agent, wherein the first acrylic resin has a glass transition temperature of 15 to 25°C and a weight average molecular weight 11,000 to 15,000 g/mol and the second acrylic resin has a glass transition temperature 1 to 10°C and a weight average molecular weight 5,000 to 10,000 g/mol.
C08L 67/00 - Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chainCompositions of derivatives of such polymers
The present invention relates to a composition for a coating protecting film comprising: an acrylic emulsion resin; a polyurethane dispersion; and a polyolefin resin, wherein the acrylic emulsion resin has a weight average molecular weight of 200,000 to 300,000 g/mol and a glass transition temperature of 50 to 80 ℃, and the polyurethane dispersion has a weight average molecular weight of 40,000 to 60,000 g/mol and a glass transition temperature of -70 to -20 ℃.
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
The present invention relates to a primer composition for a glass adhesive, comprising a first silane oligomer, a second silane oligomer, and an acryl polymer, wherein the first silane oligomer contains an amino group and an epoxy group and the second silane oligomer contains a mercapto group and a hydroxy group.
C09J 183/08 - Polysiloxanes containing silicon bound to organic groups containing atoms other than carbon, hydrogen, and oxygen
C09J 183/06 - Polysiloxanes containing silicon bound to oxygen-containing groups
C09J 4/00 - Adhesives based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond
C09J 5/02 - Adhesive processes in generalAdhesive processes not provided for elsewhere, e.g. relating to primers involving pretreatment of the surfaces to be joined
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
The present invention relates to an inorganic fibrous material bound by using an aqueous binder composition, wherein the aqueous binder composition comprises a bio-derived raw material, a coupling agent, and a water repellent, and contains 7.0-9.0 weight% of solids of the aqueous binder composition with respect to a total weight of the bound inorganic fibrous material, wherein an inorganic fibrous material with a density of 48 kg/m3has a compressibility of 20 % or less for a load of 30 kgf, an inorganic fibrous material with a density of 64 kg/m3 has a compressibility of 10 % or less for a load of 30 kgf, the maximum temperature of a heating furnace does not exceed the final equilibrium temperature by more than 20 ℃ when an inorganic fibrous material is added to and heated in the heating furnace at 750 ℃, and a mass reduction at the end of heating may be 30 % or less.
C08L 29/04 - Polyvinyl alcoholPartially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
C08L 33/14 - Homopolymers or copolymers of esters of esters containing halogen, nitrogen, sulfur, or oxygen atoms in addition to the carboxy oxygen
C08L 77/00 - Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chainCompositions of derivatives of such polymers
C08L 101/02 - Compositions of unspecified macromolecular compounds characterised by the presence of specified groups
E04B 1/76 - Heat, sound or noise insulation, absorption, or reflectionOther building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
The present invention relates to an electrodeposition coating composition with excellent water-washability and foam stability and provides an electrodeposition coating composition comprising: an emulsion resin composition containing epoxy resin, urethane hardener, and a polyether-modified silicone compound; and a pigment dispersion.
C09D 5/44 - Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects producedFilling pastes for electrophoretic applications
C09D 163/00 - Coating compositions based on epoxy resinsCoating compositions based on derivatives of epoxy resins
The present invention relates to a base paint composition comprising an acrylic polyol resin, a polyester resin, a nitrocellulose resin, and a pigment.
C08L 33/14 - Homopolymers or copolymers of esters of esters containing halogen, nitrogen, sulfur, or oxygen atoms in addition to the carboxy oxygen
C08L 67/00 - Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chainCompositions of derivatives of such polymers
85.
PAINT COMPOSITION CONTAINING BIO-RESIN WITH IMPROVED CHEMICAL RESISTANCE
A paint composition contains bio-resin, which is eco-friendly and has improved chemical resistance that can impart excellent coating film physical properties, such as, adhesion, sun-cream resistance, chemical agent resistance, and fragrance resistance, by applying a bio-resin to the paint. The paint composition includes a bio-resin and an acrylic resin, and the bio-resin has a biocarbon content of 90 wt % or more as measured by ASTM D6866.
The present invention relates to a two-coat painting system comprising a primer paint composition and a topcoat paint composition, and having excellent erosion resistance, shock resistance, chipping resistance, hardness, thick layer pinhole stability, and transfer efficiency, wherein the primer paint composition is a powder paint composition which comprises a bisphenol A-type epoxy resin, epoxy toughener, curing agent, and blowing agent, and does not comprise zinc, and the topcoat paint composition is a powder paint composition which comprises a bisphenol A-type epoxy resin, epoxy toughener, curing agent, blowing agent, and extender pigment with an average particle size of at least 10 ㎛.
The present invention relates to a method for predicting a dry paint color value from a liquid paint color value, and, when producing a second liquid film having the same component as a first liquid film, a process for producing a second dry film by drying and curing the second liquid film can be skipped, and a reflection rate of the second dry film can be predicted according to the prediction method according to the present invention.
Provided are a coating composition for manufacturing a pre-coated metal color sheet with a whinstone pattern and a color sheet manufactured therefrom. The coating composition for manufacturing a pre-coated metal color sheet, according to the present invention, comprises, by wt%: 30-40% of a modified polyester resin having a number average molecular weight (Mn) of 2,000-3,000, a glass transition temperature (Tg) of 20-30 °C, an OH value of 60-70 mg KOH/g, and an acid value of 6-10 mg KOH/g; 10-20% of a SOFT polyester resin having a number average molecular weight (Mn) of 2,000-3,000 and a glass transition temperature (Tg) of -40 °C to -50 °C; 5-10% of a hexamethylmethoxymelamine crosslinking agent; 0.5-1.5% of a dinonylnaphthalenesulfonic acid curing accelerator; 0.5-5% of a pigment; 35-50% of a hydrocarbon-based organic solvent; 0.01-1.0% of polyamide wax; and 0.5-1.0% of a silicone-free defoamer.
C09D 167/00 - Coating compositions based on polyesters obtained by reactions forming a carboxylic ester link in the main chainCoating compositions based on derivatives of such polymers
C08L 67/00 - Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chainCompositions of derivatives of such polymers
The present invention relates to a basecoat composition comprising: an acrylic resin; a polyester resin; and a melamine resin, wherein the acrylic resin has a hydroxyl value of 70 to 85 mgKOH/g and a weight average molecular weight of 40,000 to 50,000 g/mol, and the polyester resin has an acid value of 10 to 30 mgKOH/g and a hydroxyl value of 250 to 300 mgKOH/g.
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
C08L 67/00 - Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chainCompositions of derivatives of such polymers
C08L 79/04 - Polycondensates having nitrogen-containing heterocyclic rings in the main chainPolyhydrazidesPolyamide acids or similar polyimide precursors
The present invention relates to a powder coating composition containing a bisphenol A-type epoxy resin, an epoxy reinforcing agent, a curing agent, and a foaming agent, and not containing zinc. The powder coating composition has excellent corrosion resistance, impact resistance, chipping resistance, hardness, thick film pinhole stability, and transfer efficiency.
The present invention relates to a clear coat composition comprising a first acryl resin, a second acryl resin, a polyester resin, and a melamine resin, wherein the first acrylic resin has an acid value of 6-13 mgKOH/g and a hydroxyl value of 135-155 mgKOH/g, and the second acrylic resin has an acid value of 15-25 mgKOH/g and a hydroxyl value of 100-130 mgKOH/g.
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
C08L 79/04 - Polycondensates having nitrogen-containing heterocyclic rings in the main chainPolyhydrazidesPolyamide acids or similar polyimide precursors
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
C08L 67/00 - Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chainCompositions of derivatives of such polymers
The present invention relates to a glass adhesive primer composition, which does not use organic solvents, and thus is environmentally friendly and can be ensured to have a sufficient pot life, the primer composition comprising: a mercapto silane-based oligomer; a nonionic surfactant; a zirconium-based catalyst; and the balance of a solvent comprising water, wherein the mercapto silane-based oligomer comprises, in a molecule, at least one mercapto group (-SH) and at least one hydroxyl group (-OH).
C09J 5/02 - Adhesive processes in generalAdhesive processes not provided for elsewhere, e.g. relating to primers involving pretreatment of the surfaces to be joined
The present invention relates to an energy-saving thermal barrier coating composition which dissipates internal heat and reflects external solar energy, thereby lowering the inner temperature of a coated body.
The present invention relates to an energy-saving thermal barrier coating composition which dissipates internal heat and reflects external solar energy, thereby lowering the inner temperature of a coated body.
The present invention relates to a water-soluble polyisocyanate and a water-soluble clear coat composition including same, the water-soluble polyisocyanate being obtained from a polyisocyanate compound, a silane-based monomer, and a sulfonic acid-based monomer and comprising, on the basis of the total weight of a composition for the preparation of the water-soluble polyisocyanate, 3-20 wt% of the silane-based monomer and 2-10 wt% of the sulfonic acid-based monomer.
C08G 18/38 - Low-molecular-weight compounds having hetero atoms other than oxygen
C08G 18/72 - Polyisocyanates or polyisothiocyanates
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
C08L 67/00 - Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chainCompositions of derivatives of such polymers
C08L 61/28 - Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds with melamine
99.
BLOCK POLYISOCYANATE AND WATER-SOLUBLE CLEAR COAT COMPOSITION COMPRISING SAME
The present invention relates to a block polyisocyanate obtained from a polyisocyanate compound and a blocking agent, wherein the block polyisocyanate contains: a first block isocyanate group having an isocyanate group blocked by a silane-based blocking agent; a second block isocyanate group having an isocyanate group blocked by a polyalkylene polyol blocking agent; and a third block isocyanate group having an isocyanate group blocked by a pyrazole-based blocking agent.
C08G 18/38 - Low-molecular-weight compounds having hetero atoms other than oxygen
C08G 18/72 - Polyisocyanates or polyisothiocyanates
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
C08L 67/00 - Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chainCompositions of derivatives of such polymers
C08L 61/28 - Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds with melamine
100.
GRANULAR RESIN COMPOSITION FOR ENCAPSULATION OF SEMICONDUCTOR DEVICES
The present invention relates to a granular resin composition for the encapsulation of semiconductor devices and a semiconductor device encapsulated using same.
