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US4621117A Acrylonitrile-free polycarbonate blends 失效
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Acrylonitrile-free polycarbonate blends
摘要:
This invention relates to thermoplastic moulding compounds which are free from nitrile groups, obtained from randomly structured aromatic vinyl copolymers containing N-phenyl- or methyl-maleimide, aromatic polycarbonate resins and an elastomer grafted with methyl methacrylate.
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