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    • 140. 发明授权
    • Polymer blends containing sulfoxide groups
    • 含有亚砜基团的聚合物共混物
    • US06046285A
    • 2000-04-04
    • US923028
    • 1997-09-03
    • Helmut Scheckenbach
    • Helmut Scheckenbach
    • C08G75/0295C08L27/12C08L59/00C08L65/00C08L67/00C08L67/02C08L79/08C08L81/00C08L81/06C08L87/00C08L101/06
    • C08L67/02C08G75/0295C08L27/12C08L65/00C08L79/08C08L81/06C08L81/00
    • Polymer blends obtainable by thermal treatment, at not less than 150.degree. C., of a mixture containing at least one high-performance polymer and from 15 to 99 parts by weight or preferably from 40 to 90 parts by weight and particularly preferably from 55 to 75 parts by weight, of a polymer containing sulfoxide groups, and crosslinked or partly crosslinked polymer blend obtainable by thermal treatment, at not less than 150.degree. C., of a mixture containing at least one of the high-performance polymers polyesters, partly fluorinated polymers, polyethersulfones, polysulfones, polyetherimides, polyamidoimides or polyacetals and at least one polymer containing sulfoxide groups, are distinguished by high thermal and chemical stability. Polymers containing sulfoxide groups are polyarylene sulfoxides, in particular polyphenylene sulfoxide. The polymer blends are used for the production of fibers, films or shaped articles.
    • 通过在不低于150℃下热处理含有至少一种高性能聚合物和15至99重量份,优选40至90重量份,特别优选55至55重量份的混合物获得的聚合物共混物 75重量份的含亚砜基团的聚合物和交联或部分交联的聚合物共混物,其可通过热处理在150℃以上的混合物中获得,所述混合物含有至少一种高性能聚合物聚酯,部分氟化 聚合物,聚醚砜,聚砜,聚醚酰亚胺,聚酰胺酰亚胺或聚缩醛和至少一种含有亚砜基团的聚合物,具有高的热和化学稳定性。 含有亚砜基团的聚合物是聚亚芳基亚砜,特别是聚亚苯基亚砜。 聚合物共混物用于生产纤维,薄膜或成型制品。