Aqueous polyurethane dispersions
    11.
    发明授权
    Aqueous polyurethane dispersions 失效
    水性聚氨酯分散体

    公开(公告)号:US5342915A

    公开(公告)日:1994-08-30

    申请号:US987602

    申请日:1992-12-09

    摘要: Aqueous dispersions contain a polyurethane which consists essentially ofa) organic polyisocyanates and, if required, minor amounts of monoisocyanates,b) dihydroxy compounds having a molecular weight of from more than 500 to 10,000 g/mol and at least 2 carboxyl or carboxylate groups in the molecule and which are obtainable by reacting dihydroxy compounds with tetracarboxylic dianhydrides in a molar ratio of from 2:1 to 1.05:1,c) if required, polyhydroxy compounds which differ from (b) and have a molecular weight of from more than 500 to 5,000 g/mol,d) if required, compounds having at least one group which is reactive toward isocyanate and at least one anionic group or group convertible into an anionic group and having a molecular weight of from 60 to 500 g/mol ande) if required, compounds which differ from d) and e) and have at least 2 groups which are reactive toward isocyanate and a molecular weight of from 60 to 500 g/mol.

    摘要翻译: 水性分散体含有聚氨酯,其基本上由a)有机多异氰酸酯和(如果需要)少量的单异氰酸酯组成,b)分子量大于500至10,000g / mol且至少2个羧基或羧酸酯基团的二羟基化合物在 该分子可以通过使二羟基化合物与四羧酸二酐以摩尔比为2:1至1.05:1反应而获得,c)如果需要,与(b)不同且分子量大于500的多羟基化合物 至5,000g / mol,d)如果需要,具有至少一个对异氰酸酯反应的基团和至少一个可转化成阴离子基团并且分子量为60-500g / mol的阴离子基团或基团的化合物和e )如果需要,与d)和e)不同的化合物具有至少2个对异氰酸酯具有反应性和分子量为60至500g / mol的基团。

    Wholly aromatic mesomorphic polyester imides and the preparation thereof
    12.
    发明授权
    Wholly aromatic mesomorphic polyester imides and the preparation thereof 失效
    全芳族介晶聚酰亚胺及其制备方法

    公开(公告)号:US4728713A

    公开(公告)日:1988-03-01

    申请号:US937718

    申请日:1986-12-04

    CPC分类号: C08G73/16

    摘要: Wholly aromatic mesomorphic polyester imides which form a liquid-crystalline fiber-forming melt below 320.degree. C. and are composed of(a) from 5 to 35 mole % of repeat units of the formulae I and/or II ##STR1## where the Xs and n's can be identical or different, each X being --O--, --S--, --SO.sub.2 --, --CO--, --CH.sub.2 -- or .dbd.C(CH.sub.3).sub.2 and n being 0 or 1,(b) from 0 to 30 mole % of repeat units of the formulae III and/or IV ##STR2## (c) a molar amount corresponding to the total amount of components a and b of one or more of the repeat units of the formulae V, VI, VII or VIII ##STR3## (d) not less than 10 mole % of repeat units of the formula IX ##STR4## (e) if desired from 5 to 25 mole % of repeat units of the formula X ##STR5## the molar proportions of components a, b, c, d, and e adding up to 100 mole % in each case,and the preparation thereof.

    摘要翻译: 全芳族介晶聚酰亚胺,其在320℃以下形成液晶纤维形成的熔体,并由(a)5-35摩尔%的式I和/或II重复单元组成。 其中X和n可以相同或不同,每个X是-O - , - S - , - SO2-,-CO-,-CH 2 - 或= C(CH 3)2,n是0或1, b)0至30摩尔%的式III和/或IV的重复单元IV(c)摩尔量对应于一个或多个重复的组分a和b的总量 式(V)VI,VII或VIII的单元VIII(d)不少于10摩尔%的式IX的重复单元(e) 如果需要,5至25摩尔%的式X的重复单元X组分a,b,c,d和e的摩尔比例在每种情况下加到100摩尔%,以及其制备。

    Aqueous formulations suitable as sealing compounds of adhesives for
ceramic tiles
    16.
    发明授权
    Aqueous formulations suitable as sealing compounds of adhesives for ceramic tiles 失效
    适用于陶瓷胶粘剂密封化合物的水性配方

    公开(公告)号:US5100948A

    公开(公告)日:1992-03-31

    申请号:US545118

    申请日:1990-06-27

    CPC分类号: C09J143/04 C09J133/06

    摘要: Aqueous formulations suitable as sealing compounds or adhesives for ceramic tiles essentially containA) from 3 to 30% by weight of plastics particles which consist ofa) from 0.1 to 4% by weight of one or more mercaptosilanes of the general formula I ##STR1## where n is from 1 to 8, R.sup.1 and R.sup.2 are hydrogen and/or C.sub.1 -C.sub.4 -alkyl, R.sup.3, R.sup.4 and R.sup.5 are C.sub.1 -C.sub.6 -alkyl and/or C.sub.1 -C.sub.6 -alkoxy, with the proviso that one or more of the radicals R.sup.3 to R.sup.5 is alkoxy, andb) ethylenically unsaturated monomers capable of undergoing free radical polymerization, as the residual amount, the polymer having a glass transition temperature of from -60 to +40.degree. C.,B) from 40 to 90% by weight of an inorganic filler,C) an effective amount of an emulsifier,D) from 0 to 15% by weight external plasticizer andE) from 5 to 40% by weight of water.

    摘要翻译: 适合用作陶瓷砖的密封化合物或粘合剂的水性制剂基本上含有A)3至30重量%的塑料颗粒,其由以下组成:a)0.1至4重量%的一种或多种通式I的巯基硅烷, 其中n为1至8,R 1和R 2为氢和/或C 1 -C 4烷基,R 3,R 4和R 5为C 1 -C 6 - 烷基和/或C 1 -C 6 - 烷氧基,条件是一个或多个 的基团R 3至R 5为烷氧基,b)能够进行自由基聚合的烯属不饱和单体作为剩余量,聚合物的玻璃化转变温度为-60至+ 40℃,B)为40至 无机填料的90重量%,C)有效量的乳化剂,D)0〜15重量%的外用增塑剂,E)5〜40重量%的水。

    Wholly aromatic mesomorphic polyether esters and the preparation thereof
    17.
    发明授权
    Wholly aromatic mesomorphic polyether esters and the preparation thereof 失效
    全芳族介晶聚醚酯及其制备方法

    公开(公告)号:US4797465A

    公开(公告)日:1989-01-10

    申请号:US938050

    申请日:1986-12-04

    CPC分类号: C08G63/688 C08G63/605

    摘要: Wholly aromatic mesomorphic polyesters which form a liquid-crystalline fiber-forming melt below 320.degree. C. and are composed of(a) not less than 10 mol % of repeat units of the formula I ##STR1## (b) a molar amount equivalent to the total amount of components (c) and (d) of repeat units of the formula II ##STR2## (c) from 3 to 20 mol % of repeat units of the formulae III and/or IV ##STR3## and (d) from 5 to 30 mol % of repeat units of the formula V ##STR4## the molar proportions of components a, b, c and d adding up to 100 mol % in each case, the preparation thereof and moldings and coatings prepared therefrom.

    摘要翻译: 完全芳族介晶聚酯,其在320℃以下形成液晶纤维形成熔体,并由(a)不少于10摩尔%的式I重复单元组成(b)摩尔量当量 相对于式II(c)的重复单元的组分(c)和(d)的总量为3至20摩尔%的式III和/或IV的重复单元。图像 > IV和(d)5至30摩尔%的式V的重复单元V组分a,b,c和d的摩尔比例在每种情况下加至100摩尔%,其制备和模塑 和由其制备的涂层。

    Wholly aromatic mesomorphic polyesters and their preparation
    18.
    发明授权
    Wholly aromatic mesomorphic polyesters and their preparation 失效
    全芳族介晶聚酯及其制备方法

    公开(公告)号:US4749770A

    公开(公告)日:1988-06-07

    申请号:US68169

    申请日:1987-06-30

    CPC分类号: C08G63/605 C09K19/3809

    摘要: Wholly aromatic, mesomorphic polyesters which give a homogeneous liquid crystalline melt at below 320.degree. C. consist of(a) not less than 10 mol % of repeating units of the formula I ##STR1## (b) from 1 to 25 mol % of repeating units of the formula II ##STR2## (c) from 5 to 20 mol % of one or more of the repeating units of the formulae III to VII ##STR3## (d) from 5 to 15 mol % of repeating units of the formula VIII ##STR4## and (e) from 10 to 60 mol % of repeating units of the formula IX ##STR5## the sum of the molar amounts of (a), (b), (c), (d) and (e) being 100 mol % in each case and the molar ratio of the components (b)+(c)+(d) to component (e) being from 0.9:1 to 1.1:1.

    摘要翻译: 在低于320℃下得到均匀液晶熔体的完全芳香族的介晶聚酯由以下组分组成:(a)不少于10摩尔%的式I重复单元,(b)1至25摩尔%重复 式(II)的单位:(c)5-20摩尔%的一个或多个式III至VII的重复单元的化合物(图)(c)从(C) 5至15摩尔%的式VIII的重复单元< IMAGE>和(e)10至60摩尔%的式IX的重复单元< IMAGE>(a),(b), (c),(d)和(e)各自为100摩尔%,组分(b)+(c)+(d)与组分(e)的摩尔比为0.9:1至1.1:1 。