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    • 6. 发明授权
    • Polyurethane-modified copolymers, method for their production and the use thereof
    • 聚氨酯改性共聚物,其制备方法及其应用
    • US07151130B2
    • 2006-12-19
    • US10468448
    • 2002-03-08
    • Wolfgang BremserThomas KrügerWilma LöckenStephan SchwarteHeinz-Peter Rink
    • Wolfgang BremserThomas KrügerWilma LöckenStephan SchwarteHeinz-Peter Rink
    • C08J3/00C08K3/20C08L75/00C08F8/30C08F283/04
    • C08G18/12C08F283/006C08G18/0823C08G18/4288C08G18/6659C08G18/765C09D175/04C08G18/62C08L33/00
    • Polyurethane-modified addition copolymers preparable by free-radically (co)polymerizing an olefinically unsaturated monomer (a) in an aqueous or nonaqueous medium comprising at least one reaction product (A/B) of(A) at least one addition copolymer containing on average per molecule at least 0.1 isocyanate-reactive functional groups and preparable by free-radical copolymerization of at least a) at least one olefinically unsaturated monomer and b) at least one olefinically unsaturated monomer different than the olefinically unsaturated monomer (a1) and of the general formula I R1R2C═CR3R4  (I)  in which the radicals R1, R2, R3, and R4 each independently of one another are hydrogen atoms or substituted or unsubstituted alkyl, cycloalkyl, alkylcycloalkyl, cycloalkylalkyl, aryl, alkylaryl, cycloalkylaryl, arylalkyl or arylcycloalkyl radicals, with the proviso that at least two of the variables R1, R2, R3, and R4 are substituted or unsubstituted aryl, arylalkyl or arylcycloalkyl radicals, especially substituted or unsubstituted aryl radicals; in an aqueous medium or nonaqueous medium; and (B) at least one polyisocyanate; processes for preparing them, and their use.
    • 聚氨酯改性的加成共聚物可以通过在包含至少一种平均包含的至少一种加成共聚物的(A)的至少一种反应产物(A / B)的水性或非水性介质中自由基(共)聚合烯属不饱和单体(a) 每分子至少0.1个异氰酸酯反应性官能团,并且可通过至少一种烯属不饱和单体的自由基共聚制备,和b)至少一种不同于烯属不饱和单体(a1)的烯属不饱和单体和一般的 公式I <?in-line-formula description =“In-line Formulas”end =“lead”?> R&lt; 1&lt; 2&gt; 2&lt; C-CR 3& (I)<?in-line-formula description =“In-line Formulas”end =“tail”?>其中基团R 1, R 2,R 3和R 4各自彼此独立地是氢原子或取代或未取代的烷基,环烷基,烷基环烷基,环烷基烷基 ,芳基,烷基 芳基,环烷基芳基,芳基烷基或芳基环烷基,条件是至少两个变量R 1,R 2,R 3,和 R 4是取代或未取代的芳基,芳基烷基或芳基环烷基,特别是取代或未取代的芳基; 在水性介质或非水介质中; 和(B)至少一种多异氰酸酯; 制备它们的过程及其用途。
    • 7. 发明授权
    • Polyurethane and its use in aqueous painting plastic
    • 聚氨酯及其在水性涂料中的应用
    • US06750286B1
    • 2004-06-15
    • US09869257
    • 2001-06-26
    • Stephan SchwarteMichael Hartung
    • Stephan SchwarteMichael Hartung
    • C08J300
    • B05D7/532C08G18/0823C08G18/0866C08G18/4263C08G18/6659C09D175/06Y10T428/31551
    • A polyurethane which has a number average molecular weight Mn of from 3,000 to 50,000 and an acid number of from 10 to 35 and is preparable by reacting (a1) at least one polyesterpolyol having a number average molecular weight Mn of from 1,000 to 4,000, an acid number of from 0 to 15, and an OH number of from 35 to 150, based on acyclic aliphatic and cycloaliphatic dicarboxylic acids, (a2) a mixture of at least one diol and one triol, (a3) at least one compound containing at least two isocyanate-reactive functional groups and at least one functional group capable of forming anions, and (a4) a mixture of at least one, acyclic aliphatic and at least one cycloaliphatic diisocyanate, to give an isocyanato-containing prepolymer that is then chain extended with a polyfunctional amine or amino alcohol and, if desired, is neutralized.
    • 数均分子量Mn为3,000〜50,000,酸值为10〜35的聚氨酯,其可通过(a1)至少一种数均分子量Mn为1,000〜4,000的聚酯多元醇, 基于无环脂族和脂环族二羧酸,(a2)至少一种二醇和一种三醇的混合物,(a3)含有至少一种二醇和一种三醇的至少一种化合物,其含有0至15的酸值和35至150的OH值, 至少两个异氰酸酯反应性官能团和至少一个能够形成阴离子的官能团,和(a4)至少一种无环脂族和至少一种脂环族二异氰酸酯的混合物,得到含异氰酸酯基的预聚物,然后链延长 与多官能胺或氨基醇,并且如果需要,被中和。
    • 9. 发明授权
    • Polyurethane-modified polyacrylate
    • 聚氨酯改性聚丙烯酸酯
    • US6001915A
    • 1999-12-14
    • US836015
    • 1997-09-16
    • Stephan SchwarteEgon WegnerGerhard ReusmannCornelia Petri-Huber
    • Stephan SchwarteEgon WegnerGerhard ReusmannCornelia Petri-Huber
    • C08F285/00C08F283/00C08G18/08C09D151/00C09D151/06C09D175/04
    • C08F283/006C08G18/0819C08G18/0823C08G18/10C08G18/4288C08G18/755C08G18/765C08L75/06Y10T428/31551
    • The present invention relates to a polyurethane-modified polyacrylate which is obtainableI. by polymerization with the additiona1) of an essentially carboxyl-free acrylate or of a mixture of acrylates,a2) of an ethylenically unsaturated monomer which carries at least one hydroxyl group per molecule and is essentially carboxyl-free or of a mixture of such monomers, anda3) of an essentially carboxyl-free, ethylenically unsaturated monomer which is different from (a1) and (a2), or of a mixture of such monomers,to give a polyurethane solution which contains no copoly-merizable double bonds,II. by subsequent further polymerization and additionb1) of at least one ethylenically unsaturated monomer which carries one carboxyl group per molecule, or of a mixture of such monomers, andb2) of an essentially carboxyl-free, ethylenically unsaturated monomer, or of a mixture of such monomers,after the monomers added in step I have been almost completely reacted, andIII. by neutralization after the end of the polymerization, and dispersion in water.
    • PCT No.PCT / EP95 / 04091 Sec。 371日期:1997年9月16日 102(e)日期1997年9月16日PCT提交1995年10月18日PCT公布。 第WO96 / 12747号公报 日期:1996年5月2日本发明涉及一种聚氨酯改性的聚丙烯酸酯,其可以通过加入基本上不含羧的丙烯酸酯或丙烯酸酯的混合物a1)聚合而得到,所述丙烯酸酯的混合物a2) 或不同于(a1)和(a2)的基本上不含羧基的烯键式不饱和单体的a3)和/或 这样的单体,得到不含可共聚双键的聚氨酯溶液,II。 通过随后进一步聚合和添加b1)至少一种每分子携带一个羧基的烯键式不饱和单体或这些单体的混合物,以及b2)基本上不含羧基的烯键式不饱和单体,或 在步骤I中加入的单体几乎完全反应后,这些单体,和III。 通过聚合结束后的中和,并在水中分散。