Binder mixtures for two-component polyurethane coating compositions
    2.
    发明授权
    Binder mixtures for two-component polyurethane coating compositions 失效
    用于双组分聚氨酯涂料组合物的粘合剂混合物

    公开(公告)号:US06001931A

    公开(公告)日:1999-12-14

    申请号:US927445

    申请日:1992-08-10

    摘要: The present invention relates to binder mixtures for two-component polyurethane coating compositions which dry at room temperature and containa) a polyisocyanate component,b) a hydroxy-functional polyacrylate component based on a mixture of at least two hydroxyl group-containing poly(meth)acrylate resinsi) having a molecular weight (M.sub.n) of 1000 to 100,000,ii) having an at least bimodal molecular weight distribution,iii) prepared by radical copolymerization of olefinically unsaturated monomers in a solvent using monomer mixtures containing less than 50% by weight of monomers carrying hydroxyl groups andiv) wherein the hydroxyl group content of the component having the lowest molecular weight is at least 1.5 times the hydroxyl group content of the component having the highest molecular weight,c) optionally reactive diluents,wherein components a) and b) are present in an amount which corresponds to an NCO/OH equivalent ratio of 0.2:1 to 5:1.

    摘要翻译: 本发明涉及用于双组分聚氨酯涂料组合物的粘合剂混合物,其在室温下干燥并含有a)多异氰酸酯组分,b)基于至少两个含羟基的聚(甲基)丙烯酸酯的混合物的羟基官能聚丙烯酸酯组分 )丙烯酸酯树脂i)具有1000至100,000的分子量(Mn),ii)具有至少双峰分子量分布,iii)通过烯烃不饱和单体在溶剂中使用包含小于50%的单体混合物的单体混合物 携带羟基的单体的重量和iv)其中具有最低分子量的组分的羟基含量为具有最高分子量的组分的羟基含量的至少1.5倍,c)任选的反应性稀释剂,其中组分a) 和b)以对应于0.2:1至5:1的NCO / OH当量比的量存在。

    Moulding compositions of graft polycarbonate and graft polymer rubbers
    4.
    发明授权
    Moulding compositions of graft polycarbonate and graft polymer rubbers 失效
    接枝聚碳酸酯和接枝聚合物橡胶的成型组合物

    公开(公告)号:US3991009A

    公开(公告)日:1976-11-09

    申请号:US459604

    申请日:1974-04-10

    摘要: Thermoplastic moulding compositions of1. 70 - 20 % by weight of graft polycarbonates whose graft stock is a vinyl polymer with a molecular weight of from 10,000 to 100,000, containing from 3 to 10 side chains attached by carbon, each of which contains a hydroxyphenyl group, on which aromatic polycarbonate chains are condensed, and2. 30 - 80 % by weight of graft polymer rubbers obtained by polymerizing a mixture of2.1. 50 - 90 % by weight styrene, .alpha.-methylstyrene, methylmethacrylate or mixtures thereof, and2.2. 10 - 50 % by weight acrylonitrile, methacrylonitrile, methylmethacrylate or mixtures thereof on a diene or acrylate rubber.

    摘要翻译: 热塑性成型组合物的重量百分比为70-20%,聚碳酸酯的重量为聚碳酸酯,分子量为10,000至100,000的乙烯基聚合物,含有碳原子数为3〜10个的链,每个碳链均含有羟基苯基 ,其中芳族聚碳酸酯链是稠合的,和2.通过聚合2.1的混合物获得的聚合物橡胶重量的30-80%。 50-90%重量苯乙烯,α-甲基苯乙烯,甲基丙烯酸甲酯或其混合物,和2.2。 10 - 50%的重量丙烯腈,甲基丙烯酸甲酯,甲基丙烯酸甲酯或其混合物在二烯或丙烯酸酯橡胶上。

    Polycarbonates with end groups containing bonds which can be crosslinked
by UV light
    9.
    发明授权
    Polycarbonates with end groups containing bonds which can be crosslinked by UV light 失效
    具有端基的聚碳酸酯含有可以通过UV光交联的键

    公开(公告)号:US4230548A

    公开(公告)日:1980-10-28

    申请号:US34839

    申请日:1979-04-30

    摘要: The present invention relates to high-molecular weight aromatic polycarbonates, based on diphenols and monofunctional chain stoppers, corresponding to the formula (I) ##STR1## in which Z denotes the radical of a diphenol,n denotes an integer from about 20 to 400,E denotes ##STR2## wherein m denotes 0 or 1 andR denotes H or C.sub.1 -C.sub.3 -alkyl.The present invention also relates to a process for the preparation of the polycarbonates of the formula (I) comprising reacting diphenols of the formula (II)HO--Z--OH (II)whereinZ is a divalent aromatic radical, and/or their chlorocarbonic acid esters in accordance with the processes which are known for the preparation of polycarbonates, in a homogeneous or heterogeneous phase system, with compounds of the formula (III) ##STR3## wherein m denotes 0 or 1 andR denotes H or C.sub.1 -C.sub.3 -alkyl.The present invention also relates to a process for cross-linking the polycarbonates of the formula (I) with UV light, after adding a photoinitiator and, optionally, flameproofing and photo-reducing agents. Finally, the present invention relates to the cross-linked polycarbonates obtained via this process.

    摘要翻译: 本发明涉及对应于其中Z表示二酚的基团的式(I)的式(I)的二酚和单官能链终止剂的高分子量芳族聚碳酸酯,n表示约20的整数 至400,E表示,其中m表示0或1,R表示H或C 1 -C 3 - 烷基。 本发明还涉及制备式(I)的聚碳酸酯的方法,包括使式(II)的二酚HO-Z-OH(II)其中Z是二价芳族基团和/或它们的氯碳 (III)化合物,其中m表示0或1,R表示H或C1(III)的化合物,其在均相或非均相系统中制备聚碳酸酯的方法是酸酯, -C 3-烷基。 本发明还涉及在加入光引发剂和任选的阻燃和光还原剂之后使式(I)的聚碳酸酯与UV光交联的方法。 最后,本发明涉及通过该方法获得的交联聚碳酸酯。

    Esters of phosphorous acid
    10.
    发明授权
    Esters of phosphorous acid 失效
    亚磷酸酯

    公开(公告)号:US4073769A

    公开(公告)日:1978-02-14

    申请号:US635010

    申请日:1975-11-25

    IPC分类号: C07F9/655 C08K5/529 C08K5/52

    CPC分类号: C07F9/6551 C08K5/529

    摘要: Phosphites of the general formula: ##STR1## in which N.sub.1 IS AN INTEGER; n.sub.2 is 0 or an integer; n.sub.3 is an integer;At least one of the groups R is an oxetane group as hereinafter defined or a hydrocarbon radical being substituted at least by one oxetane group as hereinafter defined;The remaining groups R are selected from alkyl, aralkyl, cycloalkyl, aryl and hetaryl groups; andThe group or groups Ar are the same or different at-least-divalent aromatic groups the free valencies of which are directly linked to the aromatic nuclei;And a process for their preparation.

    摘要翻译: 亚磷酸酯,其通式如下:,其中N1是AN INTEGER; N2 IS 0或一个整数; N3是整数; 基团中的至少一个R是下文定义的氧杂环丁烷基团或至少被一个如下文定义的氧杂环丁烷基团取代的烃基; 剩余基团R选自烷基,芳烷基,环烷基,芳基和杂芳基; 和基团Ar是相同或不同的至少二价芳族基团,其自由基直接连接到芳香核上; 及其制备方法。