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    • 2. 发明授权
    • Water-based coating compositions and their use for the production of
flexible coatings
    • 水性涂​​料组合物及其用于生产柔性涂料的用途
    • US5455297A
    • 1995-10-03
    • US169943
    • 1993-12-20
    • Josef PedainHeino MullerDieter MagerManfred Schonfelder
    • Josef PedainHeino MullerDieter MagerManfred Schonfelder
    • C08G18/08C08G18/70C08G18/80C09D5/02C09D175/00C09D175/04C08G18/34
    • C08G18/0823C08G18/706C08G18/8048C08G18/8077Y10T428/31605
    • The present invention relates to a heat-crosslinkable water-based coating composition containing as bindera) a water-soluble or water-dispersible polyol component andb) a water-soluble or water-dispersible blocked polyisocyanate which has an average NCO functionality of 2.0 to 2.6 and is based on the reaction product ofb1) a polyisocyanate mixture having an average NCO functionality of 2.5 to 3.5 and containing (i) at least 15% by weight of an organic diisocyanate,b2) a blocking agent for isocyanate groups in an amount of 50 to 80 equivalent-%, based on the isocyanate groups of component b1) andb3) an aliphatic monohydroxymonocarboxylic acid in a quantity of 20 to 50 equivalent-%, based on the isocyanate groups of component b1) and the hydroxyl groups of component b3), wherein the equivalent ratio, based on the isocyanate-reactive groups of blocking agent b2) and the hydroxyl groups of component b3) to the isocyanate groups of component b1) is at least 0.9:1.
    • 本发明涉及一种热交联性水性涂料组合物,其包含作为粘合剂的a)水溶性或水分散性多元醇组分和b)具有平均NCO官能度为2.0的水溶性或水分散性封端多异氰酸酯 基于b1)具有2.5至3.5的平均NCO官能度并且包含(i)至少15重量%的有机二异氰酸酯的聚异氰酸酯混合物的反应产物,b2)用于异氰酸酯基团的封闭剂 基于组分b1)的异氰酸酯基团和基于组分b1)的异氰酸酯基团的b3)相对于基团b1)的异氰酸酯基团的量为20至50当量的脂族单羟基单羧酸的量为50至80当量% 组分b3),其中基于组分b1)的异氰酸酯基团的封端剂b2)和组分b3)的羟基的异氰酸酯反应性基团的当量比至少为0.9:1。
    • 5. 发明授权
    • Binder compositions for stoving lacquers and a process for the
production of coatings therefrom
    • 用于生产漆膜的粘合剂组合物及其生产涂料的方法
    • US5216107A
    • 1993-06-01
    • US727735
    • 1991-07-10
    • Josef PedainFriedrich SchraderDieter MagerHans-Heribert Burgdorfer
    • Josef PedainFriedrich SchraderDieter MagerHans-Heribert Burgdorfer
    • B05D3/02B05D7/24C08G18/32C08G18/36C08G18/48C08G18/65C08G18/66C08G18/78C08G18/79C08G18/80C09D175/00C09D175/04
    • C08G18/6547C08G18/3215C08G18/36C08G18/798C08G18/8061
    • The present invention relates to a binder composition containinga) 20 to 70% by weight of oligomerization products of 1,6-diisocyanatohexane, the oligomerization products having isocyanate groups at least partially blocked with blocking agents for isocyanate groups and containing at least 50% by weight, based on the weight of the oligomerization products, of blocked uretdione diisocyanates corresponding to formula (I) ##STR1## wherein R represents the residue formed by removal of the active hydrogen atom from a monofunctional blocking agent, andb) 30 to 80% by weight of a polyol component containing a mixture ofb1) 100 parts by weight of an alkoxylation product of bisphenol A corresponding to formula (II) ##STR2## wherein R' is hydrogen or a methyl group and n is a whole or fractional number from 1 to 2,b2) 20 to 200 parts by weight castor oil andb3) 0 to 40 parts by weight of other organic polyhydroxyl compounds.The present invention also relates to a process for the production of coatings by coating heat-resistant substrates with a heat-curing coating composition containing the binder compositions of the present invention and subsequently curing the coatings at 90.degree. to 220.degree. C.
    • 本发明涉及一种粘合剂组合物,其含有a)20〜70重量%的1,6-二异氰酸根合己烷的低聚产物,所述低聚产物具有至少部分被异氰酸酯基团的封闭剂部分封端的异氰酸酯基团并且含有至少50% 对应于式(I)的封端的脲二酮二异氰酸酯的重量(重量),其中R表示通过从单官能封端剂除去活性氢原子形成的残基,和b)30 至80重量%的含有b1)100重量份对应于式(II)的双酚A的烷氧基化产物的多元醇组分(II)其中R'是氢或甲基,n是 1〜2的整数或分数,b2)20〜200重量份蓖麻油和b3)0〜40重量份的其他有机多羟基化合物。 本发明还涉及通过用含有本发明的粘合剂组合物的热固化涂料组合物涂覆耐热基材并随后在90℃至220℃固化涂层来生产涂料的方法。