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    • 1. 发明申请
    • Solvent-based coating compositions
    • 溶剂型涂料组合物
    • US20070142507A1
    • 2007-06-21
    • US11311968
    • 2005-12-20
    • Josef HuybrechtsCarmen FlosbachAnn VaesEline de Rouck
    • Josef HuybrechtsCarmen FlosbachAnn VaesEline de Rouck
    • C08L95/00
    • C09D133/066C08F8/14C08F265/04C08L51/003C09D151/003C08F20/00C08L2666/02
    • A solvent-based coating composition, used in automotive original and automotive refinish coating, comprising 10-90% by weight of at least one hydroxyl-functional (meth)acrylic copolymer A) having an OH value from 80 to 200 KOH/g and a weight average molecular weight Mw from 2,500 to 30,000 and 90-10 weight.-% of at least one cross-linking agent B), which is capable of entering into a cross-linking reaction with the OH-groups of components A), wherein the % by weight of component A) and B) add up to 100 weight.-%, wherein the hydroxyl-functional (meth)acrylic copolymer A) is obtained by reacting a group of components, comprising a) 15-50% by weight of at least one hydroxy functional free-radically copolymerizable olefinically unsaturated monomer, b) 30-80% by weight of at least one non-hydroxy functional polymerisable unsaturated monomer and 5-40% by weight of at least one lactone compound, and wherein the hydroxy-functional (meth)acrylic copolymer A) is prepared by reacting monomers a), b) and c) in a skew feed polymerization process, with at least two feed streams.
    • 用于汽车原始和汽车修补涂料的溶剂型涂料组合物包含10-90重量%的OH值为80-200KOH / g的至少一种羟基官能(甲基)丙烯酸共聚物A)和 能够与组分A)的OH基进行交联反应的至少一种交联剂B)的重均分子量Mw为2500至30,000和90-10重量%,其中 组分A)的重量%)和B)加至100重量%,其中羟基官能(甲基)丙烯酸共聚物A)是通过使一组组分反应获得的,所述组分包括a)15-50重量% 的至少一种羟基官能的可自由基共聚的烯属不饱和单体,b)30-80重量%的至少一种非羟基官能的可聚合不饱和单体和5-40重量%的至少一种内酯化合物,其中 羟基官能(甲基)丙烯酸共聚物A)通过使单体a) ,b)和c)在偏斜进料聚合方法中,至少有两种进料流。
    • 8. 发明授权
    • Hydroxyl functional urethanes having a tertiary carbamate bond
    • 具有叔氨基甲酸酯键的羟基官能氨基甲酸酯
    • US06646153B1
    • 2003-11-11
    • US09619320
    • 2000-07-19
    • Josef Huybrechts
    • Josef Huybrechts
    • C07C27100
    • C09D175/04C07C271/16C08G18/10C08G18/3831C08G18/44C08G18/4854C08G18/792
    • Hydroxy functional urethane compounds comprising the reaction product of a hydroxy functional urethane intermediate with a compound having at least 2 isocyanate groups, wherein the intermediate is represented by the formula: wherein R1 and R2=hydrogen, alkyl, cycloalkyl or a residue R6—O— or R6—CO—O— with R6; R6=an alkyl, cycloalkyl or benzylic group having up to 18 carbon atoms; R4 and R5=hydrogen or alkyl group containing eventually a hydroxyl group; and R3=alkyl, cycloalkyl or benzylic group eventually containing an ether linkage and/or a hydroxyl group, or HO—CH(R1)—CH(R2)—; and is prepared by reaction of a cyclic 5-ring carbonate with a beta-hydroxy functional, secondary amine. The hydroxy functional urethanes are useful in paints and coatings, particularly for automotive applications.
    • 羟基官能氨基甲酸酯化合物,其包含羟基官能氨基甲酸酯中间体与具有至少2个异氰酸酯基团的化合物的反应产物,其中所述中间体由下式表示:其中R 1和R 2 =氢,烷基,环烷基或残基R 6 -O- R6-CO-O-与R6; R6 =具有至多18个碳原子的烷基,环烷基或苄基; R4和R5 =氢或最终含有羟基的烷基; 和R 3 =最终含有醚键和/或羟基的烷基,环烷基或苄基,或HO-CH(R 1)-CH(R 2) - ;并且通过环状5-环碳酸酯与β- 羟基官能团,仲胺。 羟基官能聚氨酯可用于油漆和涂料,特别适用于汽车应用。