发明授权
US6033618A Process and apparatus for producing a seamless cellulose-based tubular
film by extrusion
有权
通过挤出生产无缝纤维素基管状膜的方法和设备
- 专利标题: Process and apparatus for producing a seamless cellulose-based tubular film by extrusion
- 专利标题(中): 通过挤出生产无缝纤维素基管状膜的方法和设备
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申请号: US138615申请日: 1998-08-24
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公开(公告)号: US6033618A公开(公告)日: 2000-03-07
- 发明人: Herbert Gord , Klaus-Dieter Hammer , Helmut Sattler
- 申请人: Herbert Gord , Klaus-Dieter Hammer , Helmut Sattler
- 申请人地址: DEX Wiesbaden
- 专利权人: Kalle Nalo GmbH & Co. KG
- 当前专利权人: Kalle Nalo GmbH & Co. KG
- 当前专利权人地址: DEX Wiesbaden
- 优先权: DEX19737113 19970827
- 主分类号: A22C13/00
- IPC分类号: A22C13/00 ; B29C47/00 ; B29C47/20
摘要:
A seamless cellulose-based tubular film is produced by extrusion of an aqueous cellulose-N-methylmorpholine N-oxide solution.
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