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    • 3. 发明授权
    • Polycondensation and/or addition product containing carboxyl groups and
tertiary amino groups, coating agents based thereon, and the use thereof
    • 包含羧基和叔氨基的缩聚和/或加成产物,基于其的包衣剂及其用途
    • US5336753A
    • 1994-08-09
    • US2291
    • 1993-01-08
    • Werner A. JungUdo VorbeckArno SchmitzWilhelm HeiseLutz-Werner Gross
    • Werner A. JungUdo VorbeckArno SchmitzWilhelm HeiseLutz-Werner Gross
    • C08G63/685C09D167/00C08G69/26
    • C09D167/00C08G63/685
    • The present invention relates to a polycondensation and/or addition product containing carboxyl groups and amino groups. This can be obtained by reactinga) polycarboxylic acids or anhydrides thereof, if appropriate together with monocarboxylic acids,b) polyols, if appropriate together with monools, and, if appropriatec) further modifying components, and, if appropriate,d) a component which is capable of reacting with the reaction product from a), b) and, if appropriate, c), with the proviso that the final product contains tertiary amino groups which originate from components a) and/or b) and/or d), and the reaction product from a), b), if appropriate c) and if appropriate d) has an acid number from 5 to 200, preferably 10 to 130, and an amine number from 3 to 150, preferably 10 to 100.The invention also relates to a process for the preparation of the polycondensation and/or addition product, and to coating agents based on the polycondensation and/or addition product, a process for the preparation of the coating agents, and the use thereof for automobile refinishing of automobile bodies and as a topcoat, filler, varnish, primer or undercoat.
    • 本发明涉及含有羧基和氨基的缩聚和/或加成产物。 这可以通过使a)多元羧酸或其酸酐与适宜的一元羧酸反应获得,b)多元醇,如果适用,与一元醇一起,以及如果合适的话c)进一步修饰组分,如果合适,d)组分 其能够与a),b)和(如果合适的话)c)的反应产物反应,条件是最终产物含有源自组分a)和/或b)和/或d)的叔氨基, ,和a),b)的反应产物,如果合适c),如果合适,d)的酸值为5至200,优选10至130,胺数为3至150,优选10至100。 本发明还涉及一种制备缩聚和/或加成产物的方法,以及基于缩聚和/或加成产物的涂布剂,制备涂料的方法及其用于汽车修补的用途 汽车车身和顶棚 燕麦,填料,清漆,底漆或底漆。
    • 10. 发明授权
    • Coating formulation for use in aqueous multicoat paint systems
    • 涂料配方用于水性多色漆系统
    • US06221949B1
    • 2001-04-24
    • US08848684
    • 1997-06-20
    • Lutz-Werner GrossRalf SteinEgon WegnerGudrun Wiemann
    • Lutz-Werner GrossRalf SteinEgon WegnerGudrun Wiemann
    • C08G1865
    • B05D7/577C08G18/0819C09D175/04C08L2666/54
    • The present invention relates to a coating formulation for use in multicoat paint systems, which a) comprises as binder a water-dilutable polyurethane resin which has an acid number of from 10 to 60 and a number-average molecular weight of from 4000 to 25,000 and can be prepared by reacting with one another aa) a polyester—and/or polyether-polyol having a number-average molecular weight of from 400 to 5000 or a mixture of such polyester—and/or polyether-polyols, bb) a polyisocyanate or mixture of polyisocyanates, cc) a compound which has in the molecule at least one group which in reactive toward isocyanate groups and at least one group which is capable of forming anions, or a mixture of such compounds, and optionally dd) a hydroxyl—and/or amino-containing organic compound having a molecular weight of from 40 to 400, or a mixture of such compounds and at least partially neutralizing the resulting reaction product, and b) comprises pigments and/or fillers, the ratio of binder to pigment being between 0.5:1 and 1.5:1.
    • 本发明涉及用于多涂漆系统的涂料配方,其包括作为粘合剂的水可稀释的聚氨酯树脂,其具有10至60的酸值和数均分子量为4000至25,000,并且可以 通过使数均分子量为400-5000的聚酯和/或聚醚多元醇或这种聚酯和/或聚醚多元醇的混合物,bb)多异氰酸酯或 多异氰酸酯,cc)在分子中具有至少一个对异氰酸酯基团具有反应性的基团和至少一个能够形成阴离子的基团的化合物,或这些化合物的混合物,以及任选地奇数化羟基和/或氨基 分子量为40〜400的有机化合物,或这些化合物的混合物,并且至少部分中和得到的反应产物,和b)包含颜料和/或填料,粘合剂与颜料的比例为 在0.5:1和1.5:1之间。