发明授权
- 专利标题: Process for the production of polycarbonate powder
- 专利标题(中): 生产聚碳酸酯粉末的方法
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申请号: US327027申请日: 1994-05-03
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公开(公告)号: US5475084A公开(公告)日: 1995-12-12
- 发明人: Masaya Okamoto , Noriyuki Kunishi
- 申请人: Masaya Okamoto , Noriyuki Kunishi
- 申请人地址: JPX Tokyo
- 专利权人: Idemitsu Petrochemical Co., Ltd.
- 当前专利权人: Idemitsu Petrochemical Co., Ltd.
- 当前专利权人地址: JPX Tokyo
- 主分类号: B01F5/04
- IPC分类号: B01F5/04 ; C08J3/14 ; C08F6/00
摘要:
A process for the production of a polycarbonate powder comprising introducing an organic solvent solution of polycarbonate and steam into a mixing nozzle and obtaining the polycarbonate powder from a mixture ejected from the mixing nozzle, wherein the organic solvent solution contains 3 to 45% by weight of the polycarbonate, and the ratio of the weight of steam/the weight of an organic solvent in the organic solvent solution is 1/10 to 1/5.
公开/授权文献
- US6148955A Silencer 公开/授权日:2000-11-21