Title:
SOLUTION OF CELLULOSE ACYLATE IN MIXED SOLVENT COMPRISING KETONE AND ESTER
Document Type and Number:
WIPO Patent Application WO/2002/038666
Kind Code:
A1
Abstract:
A cellulose acylate solution which comprises a substantially chlorine-free solvent and a cellulose acylate dissolved therein. The substantially chlorine-free solvent is a mixed solvent comprising a ketone having a solubility parameter of 19 to 21 and an ester having a solubility parameter of 19 to 21. The cellulose acylate solution further contains a release agent.
Inventors:
MUKUNOKI YASUO (JP)
YAMADA TSUKASA (JP)
YAMADA TSUKASA (JP)
Application Number:
PCT/JP2001/009827
Publication Date:
May 16, 2002
Filing Date:
November 09, 2001
Export Citation:
Assignee:
FUJI PHOTO FILM CO LTD (JP)
MUKUNOKI YASUO (JP)
YAMADA TSUKASA (JP)
MUKUNOKI YASUO (JP)
YAMADA TSUKASA (JP)
International Classes:
C08J3/09; C08J5/18; C08L1/12; (IPC1-7): C08L1/12; C08J5/18; B29C33/56; B29C41/24
Foreign References:
| EP0723986A1 | 1996-07-31 | |||
| JPH11292988A | 1999-10-26 | |||
| EP0953592A2 | 1999-11-03 | |||
| JP2000095876A | 2000-04-04 | |||
| EP0943626A1 | 1999-09-22 | |||
| JPH1121379A | 1999-01-26 | |||
| JPH11323017A | 1999-11-26 | |||
| JPH1048779A | 1998-02-20 | |||
| JPH1044327A | 1998-02-17 |
Other References:
See also references of EP 1333055A4
Attorney, Agent or Firm:
Yanagawa, Yasuo (Yotsuya Shinjuku-ku, Tokyo, JP)
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