Title:
ポリオレフィン微多孔膜の製造方法
Document Type and Number:
Japanese Patent JP5171012
Kind Code:
B2
Abstract:
To provide a means for achieving high-speed continuous production and reducing shrinkage in drying for improving quality and uniformity of the quality in a method for producing a polyolefin microporous film.
In a drying process after extraction of the polyolefin microporous film, drying is carried out while a film/sheet width is restricted mechanically.
COPYRIGHT: (C)2011,JPO&INPIT
Inventors:
Nobuhiro and Xu
Kaisho/all
Kaisho/all
Application Number:
JP2006301110A
Publication Date:
March 27, 2013
Filing Date:
November 07, 2006
Export Citation:
Assignee:
Torre Advanced Materials Korea Inc.
International Classes:
C08J9/00; B29C71/02
Domestic Patent References:
| JP200260532A | ||||
| JP200683194A |
Attorney, Agent or Firm:
Kiyoji Kuzuwa