摘要:
It is an object of the present invention to provide a coated steel sheet, properties of which such as tape peeling resistance, solvent resistance, alkali resistance and abrasion resistance are improved.A coated steel sheet coated with a composite coat, wherein said composite coat comprises a compounded resin (A) in which polyurethane resin particles (A-1) and ethylene-unsaturated carboxylic acid copolymerization resin particles (A-2), respectively having an average particle diameter of 20 to 100 nm and a silanol group and/or an alkoxysilyl, group, are contained in a mass ratio of 20:80 to 90:10 and silicon oxide particles (A-3) having an average particle diameter of 5 to 20 nm and an organic titanium compound (A-4) are compounded, polyolefin wax particles (B) having an average particle diameter of 0.5 to 4 μm and a softening point of 100 to 140° C., and silicon oxide particles (C) having an average particle diameter of 70 to 200 nm, and wherein an amount of a coat of said composite coat is 0.5 to 3 g/cm2.
摘要翻译:本发明的目的是提供一种涂层钢板,其性能如带剥离性,耐溶剂性,耐碱性和耐磨性得到改善。 涂覆有复合涂层的涂覆钢板,其中所述复合涂层包括其中分别具有平均值的聚氨酯树脂颗粒(A-1)和乙烯 - 不饱和羧酸共聚树脂颗粒(A-2)的复合树脂(A) 20〜100nm的粒径和硅烷醇基和/或烷氧基甲硅烷基,以20:80〜90:10的质量比包含,平均粒径为5〜3的氧化硅粒子(A-3) 20nm的有机钛化合物(A-4),平均粒径为0.5〜4μm,软化点为100〜140℃的聚烯烃蜡粒子(B)和氧化硅粒子(C) 平均粒径为70〜200nm,所述复合涂层的涂层量为0.5〜3g / cm 2。
摘要:
It is an object of the present invention to provide a coated steel sheet, properties of which such as tape peeling resistance, solvent resistance, alkali resistance and abrasion resistance are improved.A coated steel sheet coated with a composite coat, wherein said composite coat comprises a compounded resin (A) in which polyurethane resin particles (A-1) and ethylene-unsaturated carboxylic acid copolymerization resin particles (A-2), respectively having an average particle diameter of 20 to 100 nm and a silanol group and/or an alkoxysilyl, group, are contained in a mass ratio of 20:80 to 90:10 and silicon oxide particles (A-3) having an average particle diameter of 5 to 20 nm and an organic titanium compound (A-4) are compounded, polyolefin wax particles (B) having an average particle diameter of 0.5 to 4 μm and a softening point of 100 to 140° C., and silicon oxide particles (C) having an average particle diameter of 70 to 200 nm, and wherein an amount of a coat of said composite coat is 0.5 to 3 g/cm2.
摘要翻译:本发明的目的是提供一种涂层钢板,其性能如带剥离性,耐溶剂性,耐碱性和耐磨性得到改善。 涂覆有复合涂层的涂覆钢板,其中所述复合涂层包括其中分别具有平均值的聚氨酯树脂颗粒(A-1)和乙烯 - 不饱和羧酸共聚树脂颗粒(A-2)的复合树脂(A) 20〜100nm的粒径和硅烷醇基和/或烷氧基甲硅烷基,以20:80〜90:10的质量比包含,平均粒径为5〜3的氧化硅粒子(A-3) 20nm的有机钛化合物(A-4),平均粒径为0.5〜4μm,软化点为100〜140℃的聚烯烃蜡粒子(B)和氧化硅粒子(C) 平均粒径为70〜200nm,所述复合涂层的涂层量为0.5〜3g / cm 2。
摘要:
It is an object of the present invention to provide an organic coating-treated metal sheet, having a coat capable of satisfying all the corrosion resistance, alkali resistance, solvent resistance, anti-scratch property and adhesion requirements which the conventional nonchromate type coating technologies have been difficult to meet.A surface-treated metal sheet with a coat comprising 50 to 90% by weight of a crosslinked resin matrix (A) and 10 to 50% by weight of an inorganic rust preventive (B) as formed on the metal sheet surface,wherein the crosslinked resin matrix (A) is formed by the reaction between a water-borne resin and a crosslinking agent and has an acid value of 0 to 30 due to carboxylic acid groups not neutralized by an alkali metal and a hydroxyl value of 5 to 50.
摘要:
It is an object of the present invention to provide an organic coating-treated metal sheet, having a coat capable of satisfying all the corrosion resistance, alkali resistance, solvent resistance, anti-scratch property and adhesion requirements which the conventional nonchromate type coating technologies have been difficult to meet. A surface-treated metal sheet with a coat comprising 50; to 90% by weight of a crosslinked resin matrix (A) and 10 to 50% by weight of an inorganic rust preventive (B) as formed on the metal sheet surface, wherein the crosslinked resin matrix (A) is formed by the reaction between a water-borne resin and a crosslinking agent and has an acid value of 0 to 30 due to carboxylic acid groups not neutralized by an alkali metal and a hydroxyl value of 5 to 50.
摘要:
The present invention provides a surface-treated metal material having a film formed on at least a portion of a surface of a metal material, the film containing at least polyurethane resin and silicon oxide, and a metal surface treatment agent used to obtain the surface-treated metal material. The polyurethane resin contains one or more of siloxane bond, dehydration-condensation bond of silanol group and different functional group, and silanol moiety, and urea bond. The sum of the siloxane bond, the dehydration-condensation bond of silanol group and different functional group, total amount of the silanol moiety, and the silicon oxide falls within a range of equal to or more than 1.6 wt % to equal to or less than 25 wt % for solids of the film. The ratio of the total amount of urea bond and urethane bond to the total amount of resin components falls within a range of equal to or more than 0.1 wt % to equal to or less than 10 wt %.
摘要:
The present invention provides a surface-treated metal material having a film formed on at least a portion of a surface of a metal material, the film containing at least polyurethane resin and silicon oxide, and a metal surface treatment agent used to obtain the surface-treated metal material. The polyurethane resin contains one or more of siloxane bond, dehydration-condensation bond of silanol group and different functional group, and silanol moiety, and urea bond. The sum of the siloxane bond, the dehydration-condensation bond of silanol group and different functional group, total amount of the silanol moiety, and the silicon oxide falls within a range of equal to or more than 1.6 wt % to equal to or less than 25 wt % for solids of the film. The ratio of the total amount of urea bond and urethane bond to the total amount of resin components falls within a range of equal to or more than 0.1 wt % to equal to or less than 10 wt %.
摘要:
A surface-treated metal material, comprising: a metal material, and a coating film disposed on the surface thereof, the coating film containing (A) an organic resin having a glass transition temperature of more than 35° C. and not more than 100° C., and (B) an organic resin having a glass transition temperature of more than 100° C. and not more than 250° C.; wherein the difference between the glass transition temperatures of the organic resins (A) and (B) is 50° C. or more. There are provided a surface-treated metal material having a coating film which contains no environmental load substance such as hexavalent chromium, and is particularly excellent in scratch resistance, press formability, and corrosion resistance after the shape processing thereof, and also a process for producing such a surface-treated metal material.
摘要:
A chromate-free coated metal sheet according to the present invention includes: a metal sheet; and a coating film α which contains an organic resin A as a film formation component and a flaky aluminum pigment C having a deactivation-treated surface on at least one surface of the metal sheet; wherein the thickness of the coating film α is in a range of 2 to 10 μm.
摘要:
An inexpensive chromate-free black metal sheet not containing the high environmental load hexavalent chromium and extremely excellent in finish (coloring power and concealing power including worked parts), moisture resistance, corrosion resistance, formability, scratch resistance, chemical resistance, etc. The present invention is a chromate-free black-coated metal plate characterized by comprising a metal sheet on at least one surface of which is formed a black coating (α), containing a polyester resin (A1) containing sulfonic acid groups cured by a curing agent (B) and carbon black (C), of a thickness of 2 to 10 μm.
摘要:
An inexpensive chromate-free black metal sheet not containing the high environmental load hexavalent chromium and extremely excellent in finish (coloring power and concealing power including worked parts), moisture resistance, corrosion resistance, formability, scratch resistance, chemical resistance, etc.The present invention is a chromate-free black-coated metal plate characterized by comprising a metal sheet on at least one surface of which is formed a black coating (α), containing a polyester resin (A1) containing sulfonic acid groups cured by a curing agent (B) and carbon black (C), of a thickness of 2 to 10 μm.