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One
A fire retardant coating for exterior wall without adding anti-corrosion and anti mildew agent and its preparation method
Publication No.: cn110903712a publication date: March 24, 2020 patentee: Anhui sanjeshu coating Co., Ltd
Abstract: the invention relates to a coating, in particular to an external wall fireproof coating without adding anti-corrosion and anti mildew agent and a preparation method thereof. The fire retardant coating includes potassium silicate, glycol, 800 mesh of heavy calcium, 700 mesh of heavy calcium, calcined kaolin, 1250 mesh of talc powder, bentonite, diatomite, hydroxyethyl cellulose and polycarboxylic acid sodium salt dispersant. In the preparation method of the invention, bentonite, hydroxyethyl cellulose and polycarboxylic sodium salt dispersant are added at 350 ~ 550r/min; add 800 mesh heavy calcium, 700 mesh heavy calcium, diatomite, calcined kaolin, 1250 mesh talcum powder under 800 ~ 1000r/min, and add emulsion, ethylene glycol and potassium silicate at 1000 ~ 1200r/min. By adding potassium silicate to adjust the pH of the coating, the external wall fire-retardant coating can inhibit the growth and propagation of bacteria, fungi and other microorganisms without adding anti-corrosion and anti mildew agents.
Two
Two component coating composition for coating fiber reinforced plastics
Publication No.: cn110914323a publication date: March 24, 2020
Patentee: BASF Coatings Co., Ltd
Abstract: the invention relates to a two-component paint composition comprising a paint basic component A and a curing component B, wherein the paint basic component a comprises one or more polyols A1, which are selected from those containing ester groups and having 300 to 500 mg The hydroxyl value of KOH / g and polyols with hydroxyl functional degree greater than 2; one or more aliphatic polyols A2 without ether group and ester group of general formula R1? (OH) P, wherein R1 is a aliphatic hydrocarbon group with P valence branching, ring or straight chain, saturated or unsaturated with 5 to 18 carbon atoms, and group R1 optionally includes one or more tertiary amino groups, and P is 2 to 6; one or more general formula R 2? (C = O) r? O? (a) O) Substance A3 of S? R3, wherein R 2 is a saturated or unsaturated aliphatic hydrocarbon group with 6 to 30 carbon atoms, R3 is an optional partially phosphorylated group of H, Group Po (OH) 2, or monosaccharide or disaccharide or an optional partially phosphorylated group of glycoalcohol, Ao represents one or more epoxy alkyl groups selected from ethylene oxide, propylene oxide and cyclobutane, R is 0 or 1, and S is 0 to 30; and at least one Four or more cross-linking catalysts A4, selected from organic tin compounds; and optionally, additional optional components, wherein curing component B comprises one or more polyisocyanate B1 having an average of 2.4 to 5 NCO groups; and the two-component coating composition has a solid content of at least 96% by weight, and the NCO group in curing component B and the hydroxyl group, primary amino group and secondary group in paint base component A The molar ratio of amino acid hydrogen atom is 1:1.15 to 1:0.95. The invention also relates to a method for coating a fiber-reinforced plastic, a method for producing a coated fiber-reinforced plastic, and a use of the coating for coating a fiber-reinforced plastic.
Three
A kind of wear-resistant anticorrosive coating for polar ships and its preparation method
Publication No.: cn110903734a publication date: March 24, 2020
Patentee: no.725 Research Institute of China Shipbuilding Industry Corporation
Abstract: the invention discloses a polar marine wear-resistant and anti-corrosion coating and a preparation method thereof. The wear-resistant and anti-corrosion coating comprises A-component and B-component prepared according to the mass ratio of (4-5.5): 1. The A-component comprises the following components according to the mass percentage: bisphenol a type epoxy resin 30% - 40%; polyurethane modified epoxy resin 10% - 20%, epoxy diluent 5% - 10%, modified nano filler 2% - 5% Wear resistant filler 13% ~ 20%, pigment filler 8% ~ 15%, solvent 8% ~ 10%, auxiliary agent 2% ~ 3%; component B is modified epoxy curing agent. The coating has good film-forming property, high gloss, good low-temperature toughness and wear resistance, and excellent anti-corrosion performance, which can meet the impact and friction requirements of polar ship hull protective coating under low-temperature conditions.
Four
High temperature resistant fluorocarbon amino baking paint and its preparation
Publication No.: cn110903714a publication date: March 24, 2020 patentee: Wuxi Huadong zindun Technology Co., Ltd
Abstract: the invention discloses a high temperature resistant fluorocarbon amino baking paint and a preparation method thereof, which comprises the following components according to weight: fluorocarbon emulsion 10 - 40 parts, organosilicon modified acrylic emulsion 10 - 30 parts, water dispersible agent 0.5 - 1 parts, waterborne surfactant 0.2 - 0.5 parts, wetting agent of water base material 0.2? 0.5 parts, PH regulator acid base neutralizer 0.5? 0.5? 1 part of adhesion promoter, 1? 5 part of rheological modified wax dispersion, 5? 15 part of amino resin, 12? 40 part of high temperature resistant pigment and filler, and 10? 25 part of environmental protection solvent. A high temperature resistant fluorocarbon amino baking paint containing fluorocarbon, organosilicon modified acrylic emulsion, amino resin and high temperature resistant pigment is prepared. The paint is baking, forming film, forming a film with certain hardness and flexibility, and having excellent weatherability, water resistance, acid resistance and alkali resistance, corrosion resistance, and good performance of high temperature resistance after being dried.
Five
A self healing anticorrosive and antifouling integrated coating material and its preparation and Application
Publication No.: cn110903730a publication date: March 24, 2020
Patentee: Zhongshan University
Abstract: the invention discloses a self healing anticorrosive and antifouling integrated coating material and a preparation method and application thereof. The coating material comprises a styrene system thermoplastic elastomer and a solvent; the solvent is a lubricant with low surface energy and high boiling point, and at the same time is a bad solvent for the hard chain segment and a good solvent for the soft chain segment in the styrene system thermoplastic elastomer. At room temperature, the styrene chain is clustered as physical crosslinking point, forming physical crosslinking network with other blocks to form a physical oil gel with reversible crosslinking ability. Its reversible physical crosslinking process enables it to achieve reversible crosslinking process before and after gelation temperature, giving the gel self healing ability under light / heat stimulation. Through the reversible gelation process of "high temperature dissolving low temperature gel", an integrated anti-corrosion and anti fouling coating material with self-healing property was constructed. The method is simple and cheap, and the raw material is cheap and easy to obtain. The preparation process of the lubricating oil perfusion type coating is simplified, and the gel coating is constructed by one-step method through the "high temperature dissolving low temperature gel", so as to realize the large-area preparation of the anti-corrosion and anti fouling integrated coating, and the method is simple, which is favorable for its large-scale mold application and industrial production.
Six
Water borne high temperature resistant white coating at 500 ℃ and its preparation method
Publication No.: cn110903760a publication date: March 24, 2020
Patentee: Shandong Qiwei New Material Co., Ltd
Abstract: the invention relates to an industrial paint, in particular to a water-based 500 ℃ high temperature resistant white paint and a preparation method thereof, including component A: nano silica sol, titanium dioxide, calcined kaolin, fine silica; component B: siloxane, leveling agent, hand feel agent; component C: formic acid, acetic acid; the water-based 500 ℃ high temperature resistant white paint of the invention, which can withstand high temperature up to 500 ℃ When the temperature is 500 ℃, the color does not turn yellow, the coating does not crack, does not pulverize, and has high hardness up to 6h of pencil hardness. It belongs to low volatile organic compounds, green and environmental protection. The preparation process of the invention is simple, easy to operate, low production cost, good storage stability, good adhesion, impact resistance, high hardness and glossiness.
Seven
A process for preparing resin matrix composite elastic coating from waste PET
Publication No.: cn107603435b publication date: March 24, 2020
Patentee: Shaanxi University of Technology
Abstract: the invention discloses a method for preparing resin matrix composite elastic coating with waste PET as raw material, which is prepared by PET degradation, degradation product BHET mixing and other processes. The coating is easy to be coated and solidified, and the coating formed after curing has good elasticity, corrosion resistance and great adhesion to resin matrix composite. The invention takes waste PET as main raw material It has the outstanding advantages of low cost, low energy consumption and simple process, and can be used for the coating of various high filling resin matrix composite materials, which conforms to the national policy of promoting the development of circular economy and protecting the ecological environment; the coating has high adhesion, good elasticity, easy coloring, good corrosion resistance and heat resistance, and has a market promotion and application prospect.
Eight
Multifunctional UV curable coating
Publication No.: cn108977010b publication date: March 24, 2020
Patentee: Beijing University of Chemical Technology
Abstract: the invention provides a multifunctional UV curable coating, which is composed of the following raw materials in mass percentage: modified multifunctional UV curable oligomer 20%? 45%, organic silicon UV curable oligomer 4%? 30%, organic fluorine UV curable oligomer 4%? 20%, active diluent 20%? 30%, polymerizable antistatic agent 5%? 8%, photoinitiator 2%? 5%. The multi-functional UV curing coating of the invention has the advantages of durable self-cleaning, anti pollution, weather resistance, aging resistance, scratch resistance, etc., and avoids the problems of insufficient adhesion and easy peeling off between the existing UV curing coating and the substrate due to too many additives.
Nine
A low gloss bending heat transfer resistant powder coating for aluminum profile and its preparation method
Publication No.: cn106867371b publication date: March 20, 2020
Patentee: Guangdong Huajiang Powder Technology Co., Ltd
Abstract: the invention relates to a low gloss bending resistant heat transfer powder coating for aluminum profile and a preparation method thereof. The powder coating is composed of component A and component B; the raw materials of component a include: saturated end carboxyl polyester resin A, TGIC curing agent, blocked isocyanate, extinction barium, leveling agent, brightener, benzoin, wax powder, wax based matting agent, rutile titanium dioxide, carbon black and iron yellow; the raw materials of component B include: saturated end carboxyl polyester resin B, TGIC curing agent Closed isocyanate, extinction barium, leveling agent, brightener, benzoin, wax powder, rutile titanium dioxide, carbon black, iron yellow. The powder coating film of the invention has very good storage stability, bending resistance, impact resistance, excellent weather resistance and high decoration, etc.
Ten
A long-term acid and alkali resistant waterborne epoxy anticorrosive coating and its preparation method
Publication No.: cn110894391a publication date: March 20, 2020
Patentee: Wuxi Taihu anticorrosive material Co., Ltd
Abstract: the invention discloses a long-term acid and alkali resistant waterborne epoxy anticorrosive coating and a preparation method thereof, which comprises a component and B component. The raw materials of the components are deionized water, wetting dispersant, antifoaming agent, antirust pigment, coloring pigment, filler, anti settling agent, epoxy resin emulsion containing polyether segment hydrophilic structure, first solvent, base material wetting agent, anti flash rust agent, antifreeze agent, waterborne epoxy silane oligomer coupling agent and thickening agent. The mass ratio of component A and B is (10 ~ 13): 1. The invention improves the acid and alkali resistance of the paint film by selecting epoxy resin emulsion containing polyether segment hydrophilic structure, and introducing waterborne epoxy silane oligomer coupling agent as an adhesion promoter to enhance the adhesion of the paint film to the substrate and improve its water resistance, acid and alkali foaming resistance. If you want to get more patent information of domestic coatings, scan QR code and edit wechat message "patent" more open patent information and so on!
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