WO2022134077A2 - Composition de revêtement résistante aux températures élevées - Google Patents

Composition de revêtement résistante aux températures élevées Download PDF

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Publication number
WO2022134077A2
WO2022134077A2 PCT/CN2020/139634 CN2020139634W WO2022134077A2 WO 2022134077 A2 WO2022134077 A2 WO 2022134077A2 CN 2020139634 W CN2020139634 W CN 2020139634W WO 2022134077 A2 WO2022134077 A2 WO 2022134077A2
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Prior art keywords
parts
coating composition
temperature resistant
resistant coating
high temperature
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PCT/CN2020/139634
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English (en)
Chinese (zh)
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WO2022134077A3 (fr
Inventor
黄丽梅
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黄丽梅
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Priority to PCT/CN2020/139634 priority Critical patent/WO2022134077A2/fr
Publication of WO2022134077A2 publication Critical patent/WO2022134077A2/fr
Publication of WO2022134077A3 publication Critical patent/WO2022134077A3/fr

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    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D4/00—Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; Coating compositions, based on monomers of macromolecular compounds of groups C09D183/00 - C09D183/16
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F220/00—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 a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/10—Esters
    • C08F220/12—Esters of monohydric alcohols or phenols
    • C08F220/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
    • C08F220/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
    • C08F220/1811—C10or C11-(Meth)acrylate, e.g. isodecyl (meth)acrylate, isobornyl (meth)acrylate or 2-naphthyl (meth)acrylate

Definitions

  • the invention relates to the technical field of protection of electronic components, in particular to a high temperature resistant coating composition applied to electronic components.
  • Electronic components are components of electronic components and electrical small machines and instruments. They are often composed of several parts and can be used in similar products; often refer to certain parts of electrical appliances, radios, instruments and other industries, such as capacitors, transistors , hairspring, spring and other sub-devices. Common ones are diodes.
  • the amount of back edge of the existing low melting point co-fired laminated chip electronic components that is, the distance between the inner electrode and the edge of the product, is getting smaller and smaller.
  • the internal electrodes Due to the limitation of the processing accuracy of the production equipment, the internal electrodes are exposed in most products, and a protective layer needs to be coated on the surface of the products to cover the exposed internal electrodes.
  • the technical scheme of the present invention is: a high temperature resistant coating composition, which is characterized by comprising the following components by weight: the following components by weight: polyester acrylate 19-32, isobornyl acrylate 8-17, transition metal carbene complex 7-18, azobisisobutyronitrile 5-11, polyvinyl alcohol 13-29, dispersant 7-12, thickener 5- 9.
  • the bactericide includes the following components in parts by weight: alfalfa extract 31-45, polyvinylpyrrolidone 13-27, and P. chinensis leaf extract 39-48.
  • alfalfa (Medicago sativa) is a perennial herb with long, multi-branched taproots, often erect stems, almost glabrous, and a plant height of 30-100 cm. It is mainly distributed in Qinghai, Xinjiang, Ningxia, Gansu and Inner Mongolia in my country. Rich in nutritional value, the crude protein content is usually about 22%, and it contains more than 20 kinds of amino acids. Alfalfa flavonoids are quite rich. According to reports, there are more than 80 kinds of flavonoids contained in Alfalfa plants, with various structures and varieties.
  • Flavonoids can scavenge free radicals, effectively inhibit the oxidation of epinephrine, reduce the concentration of low-density lipoprotein (LDL) and the concentration of peroxides; they can also reduce the morbidity and mortality of myocardial infarction and atherosclerosis.
  • LDL low-density lipoprotein
  • the preparation method of the P. chinensis leaf extract is as follows: at room temperature, the dried P. chinensis leaves (1000.0 g) are cold-soaked and extracted with 1500 mL of anhydrous methanol for 2.5 d, and the The extract was extracted, and the extract was concentrated under reduced pressure until no solvent was evaporated to obtain methanol extract.
  • the methanol extract was first dissolved in distilled water, and then the "liquid-liquid extraction method" was used to extract three times with petroleum ether, then three times with chloroform, and finally three times with ethyl acetate, respectively, using a rotary evaporator to reduce pressure. Concentrate until no solvent is evaporated, and then place it in a fume hood to dry it with nitrogen.
  • the P. chinensis leaf extract of the present invention has excellent bacteriostatic activity, and has a bacteriostatic rate of 70% or more for common bacteria.
  • polyvinylpyrrolidone is industrially used as a foamed polystyrene auxiliary, a gelling agent, a stabilizer, a fiber treatment agent, a paper processing auxiliary, an adhesive and a thickener for suspension polymerization.
  • Polyvinylpyrrolidone PVP and its copolymer CAP are important raw materials for cosmetics and are mainly used in hair care agents.
  • the film formed on the hair is elastic and shiny, with excellent combing performance and no dust.
  • the resins of different specifications can meet the Various relative humidity and climatic conditions, so it is an indispensable raw material for styling hair cream, hair spray and mousse.
  • It can also be used as a skin care moisturizing agent and a grease base for cosmetics as a dispersant for hair dyeing, foam stabilizer, and can improve the consistency of shampoo.
  • it can also be used as a disinfectant for medical, aquaculture and animal husbandry. For disinfection of skin and mucous membranes.
  • the bactericide of the present invention can achieve excellent bacteriostatic effect through the synergistic effect of alfalfa extract and P. chinensis leaf extract in polyvinylpyrrolidone.
  • the bactericide of the present invention is mixed into silicon carbide hollow microspheres and nano-ZSM-5 molecular sieves to form a long-lasting antibacterial layer on the coating surface.
  • the dispersing agent is one of sodium lauryl sulfate, methyl amyl alcohol, polyacrylamide, gum gum, and fatty acid polyethylene glycol ester.
  • the thickener is hydroxyethyl cellulose ether.
  • the defoamer is tributyl phosphate.
  • the pH adjuster is diethanolamine.
  • the preparation method of the coating of the present invention is as follows: S1. Mix polyester acrylate, isobornyl acrylate, transition metal carbene complex, azobisisobutyronitrile, polyvinyl alcohol, dispersant, thickener, dispersant Foaming agent, pH adjuster and distilled water are dissolved and shaken up, and the acrylic monomers are all freshly distilled before use; the shaken solution is heated to 40-50°C, and stirred at 60r/min for 60-90min to obtain a mixed solution; S2 . Mix the silicon carbide hollow microspheres, nano ZSM-5 molecular sieves with the bactericide; S3. Mix the components in S1 and S2 and the remaining components of the coating according to the mass fraction, and disperse at a dispersion speed of 4000-5500r/min 20-40min.
  • the transition metal carbene complex is uniquely added to the formula, and the active group in it causes the prepared coating composition to undergo a cross-linking reaction to form a three-dimensional network structure. , to increase the adhesion of the paint.
  • the combination of polyester acrylate and pentaerythritol triacrylate can effectively enhance its good heat resistance and ductility.
  • the transition metal carbene complex can be realized by any of the prior art.
  • the invention can solve the gradient change of the surface tension of the coating, the increase of the system viscosity, the uneven dispersion of the filler, the easy occurrence of orange peel, shrinkage crater, haze and other phenomena, and has excellent leveling effect; the invention has excellent antibacterial properties and resistance to It has good combustion performance and good salt spray resistance, which is suitable for large-scale promotion and use.
  • the coating method for the surface protection coating of electronic components includes coating with an XY horizontal reciprocating coating machine and a small-caliber spray gun, and sintering the coating at high temperature.
  • the coating is a multi-layer coating with at least 2 coatings, correspondingly forming at least 2 layers of multi-layer coating.
  • the uniformity of the thickness is generally good by applying the coating once, and the coating materials with different weight ratios of filler molecular sieve and ceramic powder are used for each coating to increase the bonding force between the coating and the product magnet, and the coating Covering and protecting the product.
  • the firing temperature of the high temperature sintering is 700°C-900°C.
  • the firing temperature of the high temperature sintering is 800°C.
  • the invention absorbs the advantages of the prior art, and after the external electrodes of electronic components are fired, the outer electrodes of the electronic components are mechanically coated on the surface of the product, and fired at a high temperature, the coating and the product are firmly combined without cracking, and can perfectly cover the exposed product. Electrodes; at the same time, the high temperature resistant coating composition also has functionality, which further improves the service life of the product.
  • Embodiment 1 a kind of high temperature resistant coating composition, is characterized in that, comprises the following components by weight: comprises the following components by weight: polyester acrylate 19, isobornyl acrylate 8, transition metal carbene Compound 7, Azobisisobutyronitrile 5, Polyvinyl Alcohol 13, Dispersant 7, Thickener 5, Bactericide 31, Defoamer 4, pH Adjuster 1, Silicon Carbide Hollow Microspheres 42, Nano ZSM- 5 Molecular sieve 31, distilled water 17.
  • the bactericide includes the following components in parts by weight: alfalfa extract 31, polyvinylpyrrolidone 13, and P. chinensis leaf extract 39.
  • the used alfalfa extract Medicago sativa It is a perennial herb with long main root and many branches, often erect stems, almost glabrous, and plant height of 30-100 cm. It is mainly distributed in Qinghai, Xinjiang, Ningxia, Gansu and Inner Mongolia in my country. Rich in nutritional value, the crude protein content is usually about 22%, and it contains more than 20 kinds of amino acids. Alfalfa flavonoids are quite rich. According to reports, there are more than 80 kinds of flavonoids contained in Alfalfa plants, with various structures and varieties.
  • Flavonoids can scavenge free radicals, effectively inhibit the oxidation of epinephrine, reduce the concentration of low-density lipoprotein (LDL) and the concentration of peroxides; they can also reduce the morbidity and mortality of myocardial infarction and atherosclerosis.
  • LDL low-density lipoprotein
  • the preparation method of the P. chinensis leaf extract is as follows: at room temperature, the dried P. chinensis leaves (1000.0 g) are cold-soaked and extracted with 1500 mL of anhydrous methanol for 2.5 d, and the The extract was extracted, and the extract was concentrated under reduced pressure until no solvent was evaporated to obtain methanol extract.
  • the methanol extract was first dissolved in distilled water, and then the "liquid-liquid extraction method" was used to extract three times with petroleum ether, then three times with chloroform, and finally three times with ethyl acetate, respectively, using a rotary evaporator to reduce pressure. Concentrate until no solvent is evaporated, and then place it in a fume hood to dry it with nitrogen.
  • the P. chinensis leaf extract of the present invention has excellent bacteriostatic activity, and has a bacteriostatic rate of 70% or more for common bacteria.
  • polyvinylpyrrolidone is industrially used as a foamed polystyrene auxiliary, a gelling agent, a stabilizer, a fiber treatment agent, a paper processing auxiliary, an adhesive and a thickener for suspension polymerization.
  • Polyvinylpyrrolidone PVP and its copolymer CAP are important raw materials for cosmetics and are mainly used in hair care agents.
  • the film formed on the hair is elastic and shiny, with excellent combing performance and no dust.
  • the resins of different specifications can meet the Various relative humidity and climatic conditions, so it is an indispensable raw material for styling hair cream, hair spray and mousse.
  • It can also be used as a skin care moisturizing agent and a grease base for cosmetics as a dispersant for hair dyeing, foam stabilizer, and can improve the consistency of shampoo.
  • it can also be used as a disinfectant for medical, aquaculture and animal husbandry. For disinfection of skin and mucous membranes.
  • the bactericide of the present invention can achieve excellent bacteriostatic effect through the synergistic effect of alfalfa extract and P. chinensis leaf extract in polyvinylpyrrolidone.
  • the bactericide of the present invention is mixed into silicon carbide hollow microspheres and nano-ZSM-5 molecular sieves to form a long-lasting antibacterial layer on the coating surface.
  • the dispersant is sodium lauryl sulfate.
  • the thickener is hydroxyethyl cellulose ether.
  • the defoamer is tributyl phosphate.
  • the pH adjuster is diethanolamine.
  • the preparation method of the coating of the present invention is as follows: S1. Mix polyester acrylate, isobornyl acrylate, transition metal carbene complex, azobisisobutyronitrile, polyvinyl alcohol, dispersant, thickener, dispersant Foaming agent, pH adjuster and distilled water are dissolved and shaken up, and the acrylic monomers are all freshly distilled before use; the shaken solution is heated to 40-50°C, and stirred at 60r/min for 60-90min to obtain a mixed solution; S2 . Mix the silicon carbide hollow microspheres, nano ZSM-5 molecular sieves with the bactericide; S3. Mix the components in S1 and S2 and the remaining components of the coating according to the mass fraction, and disperse at a dispersion speed of 4000-5500r/min 20-40min.
  • the present invention can solve the gradient change of the surface tension of the coating, the increase of the system viscosity, the uneven dispersion of the filler, the easy occurrence of orange peel, shrinkage, haze and other phenomena, and has excellent leveling effect; the invention has excellent antibacterial and flame retardant properties, and at the same time has good salt spray resistance, and is suitable for large-scale popularization and use.
  • the coating method for the surface protection coating of electronic components includes coating with an XY horizontal reciprocating coating machine and a small-caliber spray gun, and sintering the coating at high temperature.
  • the coating is a multi-layer coating with at least 2 coatings, correspondingly forming at least 2 layers of multi-layer coating.
  • the uniformity of the thickness is generally good by applying the coating once, and the coating materials with different weight ratios of filler molecular sieve and ceramic powder are used for each coating to increase the bonding force between the coating and the product magnet, and the coating Covering and protecting the product.
  • the firing temperature of the high temperature sintering is 700°C-900°C.
  • the firing temperature of the high temperature sintering is 800°C.
  • the present invention absorbs the advantages of the prior art, and after the external electrodes of the electronic components are fired, they are coated on the surface of the product by a mechanical method, and fired at a high temperature, the coating and the product are firmly combined without cracking, It can also perfectly cover the exposed electrodes of the product; at the same time, the high temperature resistant coating composition also has functionality, which further improves the service life of the product.
  • Embodiment 2 a high temperature resistant coating composition, characterized in that it comprises the following components by weight: the following components by weight: polyester acrylate 32, isobornyl acrylate 17, transition metal carbene Compound 18, Azobisisobutyronitrile 11, Polyvinyl Alcohol 29, Dispersant 12, Thickener 9, Bactericide 38, Defoamer 7, pH Adjuster 3, Silicon Carbide Hollow Microspheres 59, Nano ZSM- 5 molecular sieve 47, distilled water 26.
  • polyester acrylate 32 isobornyl acrylate 17, transition metal carbene Compound 18, Azobisisobutyronitrile 11, Polyvinyl Alcohol 29, Dispersant 12, Thickener 9, Bactericide 38, Defoamer 7, pH Adjuster 3, Silicon Carbide Hollow Microspheres 59, Nano ZSM- 5 molecular sieve 47, distilled water 26.
  • the bactericide includes the following components in parts by weight: alfalfa extract 45, polyvinylpyrrolidone 27, and P. chinensis leaf extract 48.
  • the dispersant is methyl amyl alcohol.
  • the thickener is hydroxyethyl cellulose ether.
  • the defoamer is tributyl phosphate.
  • the pH adjuster is diethanolamine.
  • the present invention can solve the gradient change of the surface tension of the coating, the increase of the system viscosity, the uneven dispersion of the filler, the easy occurrence of orange peel, shrinkage, haze and other phenomena, and has excellent leveling effect; the invention has excellent antibacterial and flame retardant properties, and at the same time has good salt spray resistance, and is suitable for large-scale popularization and use.
  • Embodiment 3 a kind of high temperature resistant coating composition, it is characterized in that, comprises the following components by weight: comprises the following components by weight: polyester acrylate 23, isobornyl acrylate 11, transition metal carbene Compound 12, azobisisobutyronitrile 7, polyvinyl alcohol 16, dispersant 9, thickener 6, bactericide 33, defoamer 5, pH adjuster 1.5, silicon carbide hollow microspheres 45, nano ZSM- 5 molecular sieve 34, distilled water 19.
  • the bactericide includes the following components in parts by weight: alfalfa extract 34, polyvinylpyrrolidone 17, and P. chinensis leaf extract 41.
  • the dispersant is gul gum.
  • the thickener is hydroxyethyl cellulose ether.
  • the defoamer is tributyl phosphate.
  • the pH adjuster is diethanolamine.
  • the present invention can solve the gradient change of the surface tension of the coating, the increase of the system viscosity, the uneven dispersion of the filler, the easy occurrence of orange peel, shrinkage, haze and other phenomena, and has excellent leveling effect; the invention has excellent antibacterial and flame retardant properties, and at the same time has good salt spray resistance, and is suitable for large-scale popularization and use.
  • Embodiment 4 a kind of high temperature resistant coating composition, it is characterized in that, comprises the following components by weight: comprises the following components by weight: polyester acrylate 25, isobornyl acrylate 13, transition metal carbene Compound 15, azobisisobutyronitrile 8, polyvinyl alcohol 23, dispersant 10, thickener 7, bactericide 36, defoamer 6, pH adjuster 2, silicon carbide hollow microspheres 52, nano ZSM- 5 molecular sieve 38, distilled water 23.
  • the bactericide includes the following components in parts by weight: alfalfa extract 41, polyvinylpyrrolidone 24, and ash tree leaf extract 43.
  • the dispersant is polyacrylamide.
  • the thickener is hydroxyethyl cellulose ether.
  • the defoamer is tributyl phosphate.
  • the pH adjuster is diethanolamine.
  • the present invention can solve the gradient change of the surface tension of the coating, the increase of the system viscosity, the uneven dispersion of the filler, the easy occurrence of orange peel, shrinkage, haze and other phenomena, and has excellent leveling effect; the invention has excellent antibacterial and flame retardant properties, and at the same time has good salt spray resistance, and is suitable for large-scale popularization and use.
  • Embodiment 5 a high temperature resistant coating composition, characterized in that it comprises the following components by weight: the following components by weight: polyester acrylate 30, isobornyl acrylate 15, transition metal carbene Compound 16, azobisisobutyronitrile 10, polyvinyl alcohol 27, dispersant 10, thickener 8, bactericide 37, defoamer 6, pH adjuster 2.7, silicon carbide hollow microspheres 57, nano ZSM- 5 molecular sieve 45, distilled water 24.
  • the bactericide includes the following components in parts by weight: alfalfa extract 42, polyvinylpyrrolidone 25, and A. chinensis leaf extract 46.
  • the dispersing agent is fatty acid polyethylene glycol ester.
  • the thickener is hydroxyethyl cellulose ether.
  • the defoamer is tributyl phosphate.
  • the pH adjuster is diethanolamine.
  • the present invention can solve the gradient change of the surface tension of the coating, the increase of the system viscosity, the uneven dispersion of the filler, the easy occurrence of orange peel, shrinkage, haze and other phenomena, and has excellent leveling effect; the invention has excellent antibacterial and flame retardant properties, and at the same time has good salt spray resistance, and is suitable for large-scale popularization and use.
  • Comparative Example 1 A high temperature resistant coating composition, characterized in that it comprises the following components by weight: the following components by weight: polyester acrylate 25, isobornyl acrylate 13, azodiiso Nitrile 8, polyvinyl alcohol 23, dispersant 10, thickener 7, bactericide 36, defoamer 6, pH adjuster 2, silicon carbide hollow microspheres 52, nano ZSM-5 molecular sieve 38, distilled water 23.
  • the bactericide includes the following components in parts by weight: alfalfa extract 41, polyvinylpyrrolidone 24, and ash tree leaf extract 43.
  • the dispersant is polyacrylamide.
  • the thickener is hydroxyethyl cellulose ether.
  • the defoamer is tributyl phosphate.
  • the pH adjuster is diethanolamine.
  • the present invention can solve the gradient change of the surface tension of the coating, the increase of the system viscosity, the uneven dispersion of the filler, the easy occurrence of orange peel, shrinkage, haze and other phenomena, and has excellent leveling effect; the invention has excellent antibacterial and flame retardant properties, and at the same time has good salt spray resistance, and is suitable for large-scale popularization and use.
  • Comparative example 2 a kind of high temperature resistant coating composition, it is characterized in that, comprises the following components by weight: comprises the following components by weight: polyester acrylate 25, isobornyl acrylate 13, transition metal carbene Compound 15, azobisisobutyronitrile 8, polyvinyl alcohol 23, dispersant 10, thickener 7, bactericide 36, defoamer 6, pH adjuster 2, nano ZSM-5 molecular sieve 38, distilled water 23.
  • the bactericide includes the following components in parts by weight: alfalfa extract 41, polyvinylpyrrolidone 24, and ash tree leaf extract 43.
  • the dispersant is polyacrylamide.
  • the thickener is hydroxyethyl cellulose ether.
  • the defoamer is tributyl phosphate.
  • the pH adjuster is diethanolamine.
  • the present invention can solve the gradient change of the surface tension of the coating, the increase of the system viscosity, the uneven dispersion of the filler, the easy occurrence of orange peel, shrinkage, haze and other phenomena, and has excellent leveling effect; the invention has excellent antibacterial and flame retardant properties, and at the same time has good salt spray resistance, and is suitable for large-scale popularization and use.
  • Coatings were prepared from Examples 1-5 and Comparative Examples 1-2, respectively, and were coated on the wooden test piece and the aluminum alloy test piece, and the aluminum alloy test piece was selected from 6063. After the paint is applied, let it stand for 48 hours until the paint is completely cured and formed into a film before testing. Adhesion test and neutral salt spray test were carried out on the above coatings. The test methods were carried out in accordance with relevant national standards. The test results are as follows.

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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Paints Or Removers (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Abstract

La présente invention concerne une composition de revêtement résistante aux températures élevées, caractérisée en ce qu'elle comprend les composants suivants en parties en poids : 19 à 32 parties de polyester acrylate, 8 à 17 parties d'acrylate d'isobornyle, 7 à 18 parties d'un complexe de carbène de métal de transition, 5 à 11 parties d'azobisisobutyronitrile, 13 à 29 parties d'alcool polyvinylique, 7 à 12 parties d'un dispersant, 5 à 9 parties d'un épaississant, 31 à 38 parties d'un bactéricide, 4 à 7 parties d'un agent antimousse, 1 à 3 parties d'un agent d'ajustement du pH, 42 à 59 parties de microsphères creuses de carbure de silicium, 31 à 47 parties d'un tamis moléculaire nanométrique de ZSM-5, et 17 à 26 parties d'eau distillée. La présente invention intègrent les forces de l'état de la technique, et après cuisson d'une électrode externe d'un composant électronique, le revêtement est appliqué sur la surface du produit au moyen d'un procédé mécanique. Après cuisson à haute température, le revêtement est fermement lié au produit et ne se fissure pas, et peut également recouvrir parfaitement une électrode exposée sur le produit. En même temps, la composition de revêtement résistante aux températures élevées est également pourvue d'une fonctionnalité, ce qui améliore encore la durée de vie du produit.
PCT/CN2020/139634 2020-12-25 2020-12-25 Composition de revêtement résistante aux températures élevées WO2022134077A2 (fr)

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US6872792B2 (en) * 2001-06-25 2005-03-29 Lord Corporation Metathesis polymerization adhesives and coatings
US20050170100A1 (en) * 2004-02-04 2005-08-04 Weine Ramsey Sally J. Process for applying an opaque, corrosion resistant, 100% solids, UV curable finish to parts for underhood use in motor vehicles
CN102181192A (zh) * 2011-01-24 2011-09-14 上海宏盾防伪材料有限公司 双重固化涂料及其制备方法
US8846587B2 (en) * 2011-03-24 2014-09-30 Elevance Renewable Sciences, Inc. Functionalized monomers and polymers
CN109929367A (zh) * 2017-12-15 2019-06-25 周华健 一种电子元器件用抑菌涂料组合物
CN109929295A (zh) * 2017-12-15 2019-06-25 周华健 一种电子元器件用耐高温涂料组合物
CN109929364A (zh) * 2017-12-15 2019-06-25 周华健 一种电子元器件用阻燃涂料组合物
CN110317483A (zh) * 2018-03-28 2019-10-11 常州格林感光新材料有限公司 用于金属表面的光固化组合物及包含其的组合物

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