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    • 57. 发明授权
    • Multi-component coatings, adhesives and sealants and the use thereof
    • 多组分涂料,粘合剂和密封剂及其用途
    • US06756072B2
    • 2004-06-29
    • US10240861
    • 2002-10-04
    • Hubert BaumgartHeinz-Peter RinkSimone JurczikEdeltraud Hagemeister
    • Hubert BaumgartHeinz-Peter RinkSimone JurczikEdeltraud Hagemeister
    • C09D17504
    • C08G18/6229C08G18/2835C08G18/807C09D175/04Y10S525/934
    • Multicomponent coating materials, adhesives and sealing compounds comprising a (meth)acrylate (A) containing, based on (A), up to 90% by weight of hydroxyl-containing monomers in copolymerized form, of which (a1) from 20-90% by weight, based on (A), are 4-hydroxybutyl (meth)acrylate and/or 2-alkylpropane-1,3-diol mono(meth)acrylate, and (a2) from 0-40% by weight based on (A), are other hydroxyl-containing monomers; and (B) an adduct preparable from (b1) a diisocyanate, and (b2) a compound of the general formula I having an isocyanate-reactive group: wherein R1 and R2 are hydrogen or alkyl radicals, X and Y are oxygen, sulfur or >N—R6 where R6 is alkyl radical or aryl radical, R3 is alkylene radical and R4 and R5 are hydrogen, isocyanate-reactive groups or radicals R6; where R4, R5 or R6 contains an isocyanate-reactive group or R4 or R5 is an isocyanate-reactive functional group, and where R4, R5 or R6, where present, contain no isocyanate-reactive groups and the molar ratio of isocyanate groups in (b1) to the isocyanate-reactive groups in the compound I is 1.0.
    • 包含基于(A)至多90重量%的共聚形式的含羟基单体的(甲基)丙烯酸酯(A)的多组分涂料,粘合剂和密封化合物,其中(a1)为20-90% (甲基)丙烯酸4-羟基丁酯和/或2-烷基丙烷-1,3-二醇单(甲基)丙烯酸酯,和(a2)基于(A)为0-40重量% )是其它含羟基的单体; 和(B)可由(b1)二异氰酸酯制备的加合物,和(b2)具有异氰酸酯反应性基团的通式I化合物:其中R 1和R 2是氢或烷基,X和 Y是氧,硫或> NR 6,其中R 6是烷基或芳基,R 3是亚烷基,R 4和R 5是氢,异氰酸酯反应性基团或基团R <6>; 其中R 4,R 5或R 6含有异氰酸酯反应性基团,或者R 4或R 5是异氰酸酯反应性官能团,其中R 4,R 5, 或R 6不存在异氰酸酯反应性基团,并且(b1)中的异氰酸酯基与化合物I中的异氰酸酯反应性基团的摩尔比为1.0。
    • 58. 发明授权
    • Method for producing scratch resistant coatings, especially for producing multi-layer enamels
    • 制备耐刮涂层的方法,特别是用于生产多层瓷漆
    • US06620884B2
    • 2003-09-16
    • US10083811
    • 2002-02-27
    • Ulrike RöckrathPeter BetzFritz BartolGeorg WiggerHubert Baumgart
    • Ulrike RöckrathPeter BetzFritz BartolGeorg WiggerHubert Baumgart
    • C08F830
    • C09D175/04
    • A process for producing scratch-resistant coatings, especially scratch-resistant multicoat finishes, involving use of coating compositions which after curing have a storage modulus E′ in the rubber-elastic range of at least 107.5 Pa and a loss factor tan &dgr; at 20° C. of at least 0.05, the storage modulus E′ and the loss factor having been measured by dynamic mechanical thermoanalysis on free films having a film thickness of 40±10 &mgr;m, and comprise as binders one or more polyacrylate resins having a hydroxyl number of from 100 to 240, an acid number of from 0 to 35, and a number-average molecular weight of from 1500 to 10,000, and as crosslinkers one or more free or blocked isocyanates and/or triazine-based components which crosslink with the hydroxyl groups of the binder to form ether and/or ester structures.
    • 一种用于生产耐擦伤涂层的方法,特别是耐刮擦多孔涂层,涉及使用固化后的涂料组合物,其橡胶弹性范围中的储能模量E'至少为107.5Pa,损耗因子tanδ在20° C至少为0.05,储存模量E'和损耗因子已经通过动态机械热分析测量,膜厚度为40±10um的游离膜,并且包含作为粘合剂的一种或多种具有羟基数的聚丙烯酸酯树脂 100至240,酸值为0至35,数均分子量为1500至10,000,并且作为交联剂,与羟基交联的一种或多种游离或封闭的异氰酸酯和/或三嗪基组分 的粘合剂以形成醚和/或酯结构。