Title:
CELLULOSE ACYLATE AND SOLUTION THEREOF
Document Type and Number:
WIPO Patent Application WO/2002/057318
Kind Code:
A1
Abstract:
A cellulose acylate which is a polymer obtained by substituting cellulose with acyl groups in 2-, 3-, and 6-positions. The total degree of acyl substitution in the 2- and 3-positions is regulated to from 1.70 to 1.90. The degree of 6-position acyl substitution is regulated to 0.88 or higher.
Inventors:
YAMADA TSUKASA (JP)
MUKUNOKI YASUO (JP)
MUKUNOKI YASUO (JP)
Application Number:
PCT/JP2002/000273
Publication Date:
July 25, 2002
Filing Date:
January 17, 2002
Export Citation:
Assignee:
FUJI PHOTO FILM CO LTD (JP)
YAMADA TSUKASA (JP)
MUKUNOKI YASUO (JP)
YAMADA TSUKASA (JP)
MUKUNOKI YASUO (JP)
International Classes:
C08B3/00; C08B3/06; C08L1/12; G03C1/795; (IPC1-7): C08B3/00; G02B5/30; C08L1/10; C08J5/18; G03C1/795
Foreign References:
| JPH115851A | 1999-01-12 |
Other References:
See also references of EP 1375521A4
Attorney, Agent or Firm:
Yanagawa, Yasuo (Yotsuya Shinjuku-ku, Tokyo, JP)
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