| 发明名称 |
Extrusion apparatus and method and extruded thermoplastic polymer |
| 摘要 |
<p>Polyvinyl alcohol is processed into fibre or pellets for further processing, or directly into water-soluble film, in a screw-and-barrel extruder, which has a slow temperature rise and a mild kneading action achieved by a non-stick coating applied to the screw.</p> |
| 申请公布号 |
SK282981(B6) |
申请公布日期 |
2003.01.09 |
| 申请号 |
SK19970000112 |
申请日期 |
1995.08.03 |
| 申请人 |
BRITISH TECHNOLOGY GROUP INTER - CORPORATE LICENSING LIMITED |
发明人 |
JACK RAYMOND LESLIE |
| 分类号 |
B29C47/10;B29C47/20;B29C47/60;C08K3/36;C08K5/053;C08K7/02;C08L29/04;D01D1/02;D01F6/14;(IPC1-7):B29C47/60 |
主分类号 |
B29C47/10 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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