Flameproofed impact-modified polycarbonate compositions
    98.
    发明授权
    Flameproofed impact-modified polycarbonate compositions 有权
    防火冲击改性聚碳酸酯组合物

    公开(公告)号:US08178603B2

    公开(公告)日:2012-05-15

    申请号:US12641730

    申请日:2009-12-18

    IPC分类号: C08K5/523 C08K5/5399

    摘要: The present disclosure relates to an impact-modified polycarbonate composition which comprise a first graft polymer containing silicone/acrylate composite rubber as the graft base, wherein the content of silicone rubber is 65-95 wt. % (based on the graft base), a second graft polymer containing a diene rubber, and phosphorus-containing flameproofing agent, the use of the polycarbonate compositions for the production of shaped articles and the shaped articles themselves. The compositions and molding compositions according to the disclosure have an optimum combination of good flameproofing at thin wall thicknesses, good resistance to chemicals and hydrolysis and low melt viscosity.

    摘要翻译: 本公开涉及一种冲击改性聚碳酸酯组合物,其包含含有硅酮/丙烯酸酯复合橡胶作为接枝基材的第一接枝聚合物,其中硅橡胶的含量为65-95wt。 %(基于接枝基质),含有二烯橡胶的第二接枝聚合物和含磷防火剂,用于生产成型制品的聚碳酸酯组合物和成型制品本身。 根据本公开的组合物和模塑组合物具有薄壁厚度良好的隔爆性,对化学品的耐受性和水解性以及低熔体粘度的最佳组合。

    Impact-modified polycarbonate blends
    99.
    发明授权
    Impact-modified polycarbonate blends 有权
    冲击改性聚碳酸酯共混物

    公开(公告)号:US07067567B2

    公开(公告)日:2006-06-27

    申请号:US10627163

    申请日:2003-07-25

    摘要: A thermoplastic molding composition having improved flammability rating and mechanical properties is disclosed. The composition contains aromatic polycarbonate having a weight-average molecular weight Mw≧25,000 g/mol., polyalkylene terephthalate, graft (co)polymer characterized in that its grafted phase includes structural units derived from acrylate monomers, an oligomeric organic phosphoric acid ester, and an optional fluorinated polyolefin. In a preferred embodiment the graft (co)polymer is characterized in its core-shell morphology.

    摘要翻译: 公开了具有改进的可燃性等级和机械性能的热塑性模塑组合物。 该组合物含有重均分子量M = 25,000g / mol的芳族聚碳酸酯,聚对苯二甲酸亚烷基酯,接枝(共)聚合物,其特征在于其接枝相包含衍生自丙烯酸酯单体的结构单元 ,低聚有机磷酸酯和任选的氟化聚烯烃。 在优选的实施方案中,接枝(共)聚合物的特征在于其核 - 壳形态。

    Process for the preparation of aromatic polyethersulphones
    100.
    发明授权
    Process for the preparation of aromatic polyethersulphones 失效
    制备芳香族聚醚砜的方法

    公开(公告)号:US5047496A

    公开(公告)日:1991-09-10

    申请号:US365304

    申请日:1989-06-13

    IPC分类号: C08G75/00 C08G75/23

    CPC分类号: C08G75/23

    摘要: This invention relates to a process for the preparation of high molecular weight aromatic polyethersulphones from diphenols and dihalogenoaryls, characterized in that N-alkylated acid amides are used as solvents and at the same time for the azeotropic removal of the water of reaction.

    摘要翻译: 本发明涉及从二酚和二卤代芳基制备高分子量芳族聚醚砜的方法,其特征在于N-烷基化酰胺作为溶剂,同时用于共沸除去反应水。