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    • 5. 发明授权
    • Hydrophylic, olefinically unsaturated polyurethanes and their use as
reactive emulsifiers
    • 羟丙基,烯丙基不饱和聚氨酯及其作为反应性乳化剂的用途
    • US5189133A
    • 1993-02-23
    • US839454
    • 1992-02-20
    • Jurgen MeixnerWolfgang Kremer
    • Jurgen MeixnerWolfgang Kremer
    • B01F17/52C08F290/00C08F299/06C08G18/00C08G18/48C08G18/65C08G18/66C08G18/67C08G18/68C08G18/81C08J3/03C09D175/16
    • C08J3/03C08G18/4833C08G18/6715C08G18/8166Y10S528/904
    • The present invention relates to hydrophilic polyurethanes having a content of (i) olefinic double bonds (expressed as C.dbd.C, molecular weight 24) of at least 1.0% by weight and (ii) ethylene oxide units incorporated through polyethylene glycol of 20 to 80% by weight, which are based on the reaction product ofa) 1.0 mole of a polyisocyanate component consisting of at least one organic polyisocyanate withb) 0.3 to 2.5 moles of at least one .beta.,.gamma.-ethylenically unsaturated ether alcohol containing 5 to 29 carbon atoms,c) 0 to 1.0 mole of at least one synthesis component containing at least two isocyanate-reactive groups and having a molecular weight of 62 to 2,000 andd) 0.25 to 0.85 moles of a polyethylene glycol component containing at least one polyethylene glycol having a molecular weight of 1,300 to 5,000,at an NCO/OH equivalent ratio, based on starting components a) to d), of 0.7:1 to 1.2:1.The present invention also relates to a water-dispersible coating composition based on a mixture of radical-curable synthetic resins containing unsaturated groups wherein the mixture containsA) 50 to 95 parts by weight of at least one non-water-dispersible synthetic resin containing unsaturated groups and having a molecular weight (M.sub.n of 500 to 10,000 andB) 5 to 95 parts by weight of a polyurethane component which possesses sufficient hydrophilicity to ensure the dispersibility of the mixture in water and which contains at least one of the previously mentioned hydrophilic polyurethanes.
    • 本发明涉及具有(i)烯属双键(表示为C = C,分子量24)至少为1.0重量%的亲水性聚氨酯,和(ii)通过20至80的聚乙二醇掺入的环氧乙烷单元 重量百分比,其基于a)1.0摩尔由至少一种有机多异氰酸酯组成的多异氰酸酯组分与b)0.3至2.5摩尔至少一种含有5至29个的β,γ-烯属不饱和醚醇的反应产物 碳原子,c)0至1.0摩尔至少一种含有至少两个异氰酸酯反应性基团并且分子量为62至2,000的合成组分和d)0.25至0.85摩尔含有至少一种聚乙二醇的聚乙二醇组分 基于起始组分a)至d),分子量为1,300至5,000,NCO / OH当量比为0.7:1至1.2:1。 本发明还涉及一种基于含有不饱和基团的自由基可固化合成树脂的混合物的水分散性涂料组合物,其中混合物含有A)50至95重量份的至少一种含不饱和的非水分散性合成树脂 基团,分子量(Mn = 500〜10000和B)5〜95重量份具有足够亲水性的聚氨酯成分,确保混合物在水中的分散性,并含有至少一种前述亲水性聚氨酯 。
    • 7. 发明申请
    • Self-crosslinking polyurethane dispersions and a process for their preparation
    • 自交联聚氨酯分散体及其制备方法
    • US20070004856A1
    • 2007-01-04
    • US11475691
    • 2006-06-27
    • Jan MazanekDorota Greszta-FranzSebastian DorrJurgen MeixnerReinhard HalpaapHelmut MullerOlaf FleckHeino Muller
    • Jan MazanekDorota Greszta-FranzSebastian DorrJurgen MeixnerReinhard HalpaapHelmut MullerOlaf FleckHeino Muller
    • C08G18/08
    • C08G18/8064C08G18/0823C08G18/4219C08G18/8048C08G18/807C08G18/8077C09D175/06
    • The present invention relates to a process for preparing self-crosslinking polyurethane dispersions by I) reacting a1) polyisocyanates with a2) at least one hydroxyl component having an average OH functionality of ≧2 and a number average molecular weight of 62 to 2500 g/mol, wherein the hydroxyl component contains at least one acid-functional compound containing at least one isocyanate-reactive group, to form an NCO-functional and optionally OH-functional prepolymer, II) then reacting the NCO-functional and optionally OH-functional prepolymer with a3) a hydroxyl component having an average OH functionality of >1 and a4) optionally another polyisocyanate component, which may be the same as or different from a1), to form an OH-functional and NCO-free polyurethane, III) adding a blocked polyisocyanate either before, during or after the reaction of steps I) and II), or forming a blocked polyisocyanate in situ from a polyisocyanate and a blocking agent after the reaction of step II) has taken place, IV) neutralizing the acid groups of the resulting composition by adding a5) a neutralizing agent, and V) dispersing the resulting composition in water. The present invention also relates to the dispersions prepared by the present invention and to their use in coating, adhesive and sealant compositions.
    • 本发明涉及一种制备自交联聚氨酯分散体的方法,其方法是使a1)多异氰酸酯与a2)至少一种平均OH官能度> = 2,数均分子量为62〜2500g / mol,其中所述羟基组分含有至少一种含有至少一个异氰酸酯反应性基团的酸官能化合物,以形成NCO-官能和任选的OH-官能预聚物,II)然后使所述NCO-官能和任选的OH-官能预聚物 其中a3)具有平均OH官能度> 1的羟基组分和a4)任选地可以与a1)相同或不同的另一种多异氰酸酯组分,以形成OH-官能和无NCO的聚氨酯,III)加入 在步骤I)和II)的反应之前,期间或之后封闭的多异氰酸酯,或在步骤II)的反应之后由多异氰酸酯和封闭剂原位形成封端多异氰酸酯具有ta 呃地方,IV)通过添加a)中和剂中和所得组合物的酸基,和V)将得到的组合物分散在水中。 本发明还涉及由本发明制备的分散体及其在涂料,粘合剂和密封剂组合物中的用途。
    • 10. 发明授权
    • Aliphatic polyurethanes containing acryloyl groups and a process for
their production
    • 含有丙烯酸聚酰胺的聚氨酯和其生产工艺
    • US5247048A
    • 1993-09-21
    • US988645
    • 1992-12-10
    • Jurgen MeixnerWolfgang Fischer
    • Jurgen MeixnerWolfgang Fischer
    • C08F299/06C08F290/00C08G18/08C08G18/30C08G18/67C08G18/73C08G18/75C08G18/81C08G18/83C09D175/04C09D175/16
    • C08G18/8175C08G18/672C09D175/16
    • The present invention relates to a process for the production of a polyurethane containing acryloyl groups byI) reacting at an NCO:OH equivalent ratio of 1.8:1 to 2.5:1, based on starting components a) and b),a) 0.25 to 0.5 moles of a diisocyanate component comprising one or more organic diisocyanates other than hexamethylene diisocyanate which have a molecular weight below 300 and contain aliphatically and/or cycloaliphatically bound isocyanate groups withb) 0.2 to 0.55 moles of an alcohol component containing acryloyl groups and comprising one or more monohydric alcohols containing acryloyl groups and having a molecular weight of 116 to 144II) mixing the product of step I) withc) 0.5 to 0.75 moles of hexamethylene diisocyanate,III) reacting the resulting mixture withd) 0.1 to 0.65 moles of an alcohol component containing acryloyl groups and comprising one or more monohydric alcohols containing acryloyl groups and having a molecular weight of 116 to 144 ande) 0.15 to 0.45 moles of one or more branched monohydric or dihydric alcohols which have a molecular weight of 132 to 2000 and may contain ether and/or ester groups, wherein components d) and e) may be added in any order or in admixture andIV) reacting the product from step III withf) 0.1 to 1.2 moles of one or more at least trihydric alcohols having a molecular weight of 92 to 2000, wherein the NCO:OH equivalent ratio, based on all of the starting components a) to f), is 0.7:1 to 1:1.
    • 本发明涉及通过以下方式制备含丙烯酰基的聚氨酯的方法:I)基于起始组分a)和b),以1.8:1至2.5:1的NCO:OH当量比进行反应:a)0.25至 0.5摩尔含有一种或多种分子量低于300的六亚甲基二异氰酸酯以外的有机二异氰酸酯的二异氰酸酯组分,并且含有脂族和/或脂环结合的异氰酸酯基团,以及b)0.2至0.55摩尔含有丙烯酰基的醇组分并包含一个 或更多含有丙烯酰基并且分子量为116至144的一元醇II)将步骤I)的产物与c)0.5至0.75摩尔的六亚甲基二异氰酸酯混合,III)使所得混合物与d)0.1至0.65摩尔 含有丙烯酰基并含有一个或多个含有丙烯酰基并且分子量为116至144的一元醇的醇组分和e)0.15至0.45摩尔 的一种或多种分子量为132至2000的支链一元醇或二元醇,并且可以含有醚和/或酯基,其中组分d)和e)可以任何顺序或混合物加入,以及IV)使 步骤III的产物,其中f)0.1至1.2摩尔一种或多种分子量为92至2000的至少三元醇,其中基于所有起始组分a)至f)的NCO:OH当量比为 0.7:1至1:1。