Title:
複層膜製造装置及びその製造方法
Document Type and Number:
Japanese Patent JP4390264
Kind Code:
B2
Abstract:
In a joining section there are columnar distribution pins, on whose periphery a groove is formed. A size of the groove is strictly determined. A first dope and a third dope are fed through the respective grooves such that a width of each dope is controlled. Thereafter, the surface and third dopes are joined with an second dope. Thus a multi-layer stream is obtained and cast through a die lip of a casting die for forming a casting film having a multi-layer structure. The casting film is dried and thus a multi-layer film is obtained.
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Inventors:
Akito Ito
Yamazaki alphanumeric
Yamazaki alphanumeric
Application Number:
JP2004094334A
Publication Date:
December 24, 2009
Filing Date:
March 29, 2004
Export Citation:
Assignee:
FUJIFILM Corporation
International Classes:
B29C41/32; B05C3/12; B05D1/30; B05D3/02; B29C39/20; B29C41/28; B29C41/52; B29C48/08; B29C48/21; B29C48/305; B29C48/495; B29C48/50; B29D7/01; B29K1/00; B29L7/00; B29L9/00
Domestic Patent References:
JP2000317960A | ||||
JP7001560A | ||||
JP5345347A | ||||
JP64085729A | ||||
JP2006312322A | ||||
JP2004106429A |
Attorney, Agent or Firm:
Kazunori Kobayashi
Shigeru Iijima
Kobayashi Hideyoshi
Shigeru Iijima
Kobayashi Hideyoshi