Polymer alloys of high ageing resistance
    11.
    发明授权
    Polymer alloys of high ageing resistance 失效
    耐老化的聚合物合金

    公开(公告)号:US5274031A

    公开(公告)日:1993-12-28

    申请号:US435057

    申请日:1989-11-13

    CPC分类号: C08L51/04 C08L51/085

    摘要: Molding compounds ofA) 5 to 95 parts by weight of a graft product of resin-forming monomers on a particulate silicone rubber having a total rubber content of from 30 to 90% by weight andB) 95 to 5 parts by weight of resin-forming monomers on a particulate EPDM rubber having a total rubber content of 10 to 50% by weight andC) 10 to 200 parts by weight (based on 100 parts by weight A+B) of a graft product of resin-forming monomers on a particulate acrylate rubber having a total rubber content of from 30 to 80% by weight.

    摘要翻译: A)成型化合物A)5至95重量份的树脂形成单体的接枝产物在总橡胶含量为30至90重量%的颗粒状硅橡胶上,B)95至5重量份树脂 - 在总橡胶含量为10至50重量%的颗粒状EPDM橡胶上形成单体,C)10至200重量份(基于100重量份A + B)的树脂形成单体的接枝产物 总橡胶含量为30至80重量%的颗粒状丙烯酸酯橡胶。

    Sequential copolymers based on cyclic carbonates and esters
    13.
    发明授权
    Sequential copolymers based on cyclic carbonates and esters 失效
    基于环状碳酸酯和酯的顺序共聚物

    公开(公告)号:US4965300A

    公开(公告)日:1990-10-23

    申请号:US443041

    申请日:1989-11-27

    IPC分类号: C08G63/64 C08G64/00 C08G64/18

    CPC分类号: C08G64/18

    摘要: Polymers having a sequential structure of the following formula--A--X--B].sub.r (I)with r=1 to 20, in which --A-- is a polymer of a cyclic carbonate, --B-- is a polymer of a lactone and --X-- is a link, with a decreasing concentration of residues of the cyclic carbonate in the --B-- direction and a decreasing concentration of residues of the lactone in the --A-- direction, and the use of the these products as molding compositions.

    摘要翻译: 具有以下式的顺序结构的聚合物-AXB] r(I),其中r = 1至20,其中-A-是环状碳酸酯的聚合物,-B-是内酯的聚合物,-X-是 一个环节,环状碳酸酯在-B-方向的残留浓度降低,内酯残留在-A-方向上的浓度降低,以及这些产物用作模塑组合物。

    Polymeric dihydroxy compounds and their use as stabilizers for polymers
    16.
    发明授权
    Polymeric dihydroxy compounds and their use as stabilizers for polymers 失效
    聚合二羟基化合物及其作为聚合物稳定剂的用途

    公开(公告)号:US4859731A

    公开(公告)日:1989-08-22

    申请号:US223541

    申请日:1988-07-25

    IPC分类号: C08F8/00

    CPC分类号: C08F8/00

    摘要: Polymer dihydroxy compounds corresponding to the following formula ##STR1## in whichR.sup.1, R.sup.2, R.sup.3 =H or C.sub.1 -C.sub.4 alkyl,R.sup.4 =H or C.sub.1 -C.sub.4 alkyl,R.sup.5 =--C.sub.6 H.sub.5, --C.sub.6 H.sub.4 CH.sub.3, --CH.dbd.CH.sub.2, or --CO.sub.2 R.sup.7,R.sup.6 =C.sub.1 -C.sub.4 alkyl, aryl, or H,R.sup.7 =C.sub.1 -C.sub.4 alkyl,m=0 or 1,n=5 to 100,q=0 or 1,a process for their production and their use in thermoplastic molding compositions.

    摘要翻译: 对应于下式的化合物二羟基化合物,其中R1,R2,R3 = H或C1-C4烷基,R4 = H或C1-C4烷基,R5 = -C6H5,-C6H4CH3,-CH = CH2或 - CO 2 R 7,R 6 = C 1 -C 4烷基,芳基或H,R 7 = C 1 -C 4烷基,m = 0或1,n = 5〜100,q = 0或1,其制备方法及其在热塑性成型 组合物。