ABS moulding compounds with improved yield stress
    21.
    发明授权
    ABS moulding compounds with improved yield stress 失效
    具有改善屈服应力的ABS模塑料

    公开(公告)号:US5210135A

    公开(公告)日:1993-05-11

    申请号:US936069

    申请日:1992-08-26

    IPC分类号: C08L51/04

    CPC分类号: C08L51/04

    摘要: Thermoplastic molding compounds, containingA) 5-95 weight % of a thermoplastic homo-, co- or terpolymer of styrene, alpha-methylstyrene, ring-substituted styrene, methyl methacrylate, acrylonitrile, methacrylonitrile, maleic anhydride, N-substituted maleimide, vinyl acetate or mixtures thereof,B) 5-95 weight % of a graft polymer ofB.1) 5-90 parts by weight of styrene, alpha-methylstyrene, ring-substituted styrene, methyl methacrylate, acrylonitrile, methacrylonitrile, maleic anhydride, N-substituted maleimide, vinyl acetate or mixtures thereof onB.2) 95-10 parts by weight of a rubber with a glass transition temperature .ltoreq.10.degree. C. andC) 0.1-5 parts by weight per 100 parts by weight A+B of a grafted product of resin-forming monomers on an ethylene-propylene-diene terpolymer rubber with a rubber content of 20-60 weight %.

    摘要翻译: 含有A)5-95重量%的苯乙烯,α-甲基苯乙烯,环取代的苯乙烯,甲基丙烯酸甲酯,丙烯腈,甲基丙烯腈,马来酸酐,N-取代的马来酰亚胺,乙烯基的共聚物或三元共聚物的热塑性模塑料 乙酸酯或其混合物,B)5-95重量%的B.1的接枝聚合物)5-90重量份的苯乙烯,α-甲基苯乙烯,环取代的苯乙烯,甲基丙烯酸甲酯,丙烯腈,甲基丙烯腈,马来酸酐,N 取代的马来酰亚胺,乙酸乙烯酯或其混合物在B.2)95-10重量份的玻璃化转变温度为10℃的橡胶和C)0.1-5重量份/ 100重量份的A + B的树脂形成单体的接枝产物在橡胶含量为20-60重量%的乙烯 - 丙烯 - 二烯三元共聚物橡胶上。

    Sequential copolymers based on cyclic carbonates and esters
    26.
    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。