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    • 1. 发明授权
    • Process for the production of coated substrates
    • 生产涂层基材的方法
    • US4619966A
    • 1986-10-28
    • US795965
    • 1985-11-07
    • Walter SchaferManfred HajekHanns P. MullerRolf DheinRolf KuchenmeisterArmin Sickert
    • Walter SchaferManfred HajekHanns P. MullerRolf DheinRolf KuchenmeisterArmin Sickert
    • B05D5/00B05D7/24B05D7/26C08G18/08C08G18/28C08G18/38C08G18/83C09D175/00C08L75/04
    • C08G18/3838C08G18/0819C08G18/285C08G18/83
    • The present invention is directed to a process for the production of water- and solvent-resistant coated substrates by coating heat-resistant substrates with a solution or dispersion of an anionic group-containing polyisocyanate addition product in an aqueous solvent or dispersant and subsequently thermally treating the coating at a temperature of about 60.degree. to 200.degree. C., with evaporation or vaporization of the solvent or dispersant and simultaneous crosslinking of the polyisocyanate addition product which has been applied to the substrate, characterized in that incorporated anionic structural units corresponding to the formula ##STR1## are used in a quantity of about 5 to 1000 milliequivalents per 100 g of solids and the solids are based on reaction products of organic polyisocyanates with salts of cyanamide and bases selected from ammonia, primary and secondary amines having a minimum pKb value of 3.1, tertiary amines and mixtures thereof. The present invention also relates to the aqueous solutions or dispersions of anionically-modified polyisocyanate addition products.
    • 本发明涉及通过用含有阴离子基团的多异氰酸酯加成产物在水性溶剂或分散剂中的溶液或分散体涂覆耐热基材并随后热处理来生产耐水和耐溶剂的涂布基材的方法 该涂层在约60℃至200℃的温度下,通过溶剂或分散剂的蒸发或蒸发,以及已经施加到基材上的多异氰酸酯加成产物的同时交联,其特征在于结合的阴离子结构单元对应于 式“IMAGE”的使用量为每100g固体约5至1000毫当量,固体是基于有机多异氰酸酯与氰胺和选自氨,最小pKb值的伯胺和仲胺的碱的反应产物 3.1,叔胺及其混合物。 本发明还涉及阴离子改性的多异氰酸酯加成产物的水溶液或分散体。
    • 2. 发明授权
    • Process for the production of sheet structures
    • 生产薄片结构的方法
    • US4707386A
    • 1987-11-17
    • US944782
    • 1986-12-22
    • Walter SchaferHanns P. MullerRolf KuchenmeisterArmin Sickert
    • Walter SchaferHanns P. MullerRolf KuchenmeisterArmin Sickert
    • C09D175/04B05D7/26C08G59/40C08L63/00C09D163/00C09D175/00C09J175/00B05D3/02
    • C08L63/00C08G59/4014C09D175/00C09J175/00
    • The present invention relates to a process for the production of water- and solvent-resistant coatings by coating substrates with an aqueous coating composition containing as binder a mixture of(1) reaction products, containing anionic structural units of the formula ##STR1## in a quantity of 5 to 1200 milliequivalents per 100 g of said reaction products, obtained by reacting organic polyisocyanates with salts of cyanamide and bases selected from ammonia, volatile primary and secondary amines having a pKb-value of at least 3.1 and any volatile aliphatic tertiary amines and(2) polyepoxides having at least two epoxide groups per molecule and an epoxide equivalent of at least about 80, said polyepoxides being used in a quantity corresponding to an equivalent ratio of epoxide groups to anionic structural units of about 0.1:1 to 3:1, andcross-linking the binder at a temperature of about 5 to 200.degree. C. The present invention is also directed to the aqueous coating composition based on components 1 and 2.
    • 本发明涉及一种通过用水性涂料组合物涂覆基材来生产耐水和耐溶剂的涂料的方法,该水性涂料组合物含有(1)含有下式的阴离子结构单元的反应产物的混合物: 通过使有机多异氰酸酯与氰胺和选自氨的碱,pKb值至少为3.1的挥发性伯和仲胺反应获得的每100克所述反应产物的量为5至1200毫当量,以及任何挥发性脂族叔胺, (2)每分子具有至少两个环氧基团和至少约80个环氧当量的聚环氧化物,所述聚环氧化物的使用量相当于环氧基团与阴离子结构单元的当量比为约0.1:1至3:1 并在约5至200℃的温度下交联粘合剂。本发明还涉及基于化合物的水性涂料组合物 1号和2号。