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公开(公告)号:US5324785A
公开(公告)日:1994-06-28
申请号:US133787
申请日:1993-10-08
CPC分类号: C08F259/08 , Y10S525/902
摘要: Colloidal polytetrafluoroethylene fine particles having an average particle size of 0.05 to 1.0 .mu.m and each comprising a core made of polytetrafluoroethylene which has a high molecular weight and can be fibrilled and a shell surrounding the core and made of a low molecular weight polytetrafluoroethylene which is not fibrilled, which has good dispersibility in water or an organic solvent and easily provides an organosol by a phase transfer method.
摘要翻译: 平均粒径为0.05〜1.0μm的胶体型聚四氟乙烯微粒,各自包含由聚四氟乙烯制成的芯,该聚四氟乙烯具有高分子量并且可以被纤维化,壳体围绕芯并且由低分子量聚四氟乙烯制成,不是 纤维状,其在水或有机溶剂中具有良好的分散性,并且通过相转移法容易地提供有机溶胶。