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Patent Searching and Data


Title:
SUPPORTING BODY FOR 135 TYPE PHOTOGRAPHIC FILM
Document Type and Number:
Japanese Patent JPH1010678
Kind Code:
A
Abstract:

To produce a base body without using a solvent by using a polyester film of a specified polyester having a specified range of film thickness.

The base body consists of a polyester comprising a mixture of 63 to 96wt.% polyethylene-2,6-naphthalate and 4 to 37wt.% polyethylene terephthalate, and its film thickness ranges from 110mm to 128μm. It is preferable that the polyester film has 25 to 55g loop stiffness and ≤170 core set curling rate. Moreover, it is preferable that the polyester contains such a polyester by 3 to 20wt.% that is obtd. from terephthalic acid or its alkylester and one kind of glycol selected from bisphenol-A with addition of ethylene oxide, neopentylglycol and cyclohexane dimethanol.


Inventors:
MIYOSHI TAKAHITO
SATO TAKANORI
SUZUKI FUMIYUKI
Application Number:
JP1996000180071
Publication Date:
January 16, 1998
Filing Date:
June 20, 1996
Export Citation:
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Assignee:
FUJI PHOTO FILM CO LTD
International Classes:
G03C1/76; C08J5/18; C08J7/04; C08L67/00; G03C1/795; G03C1/81; (IPC1-7): G03C1/795; C08J5/18; C08J7/04; C08L67/00; G03C1/76; G03C1/81
Attorney, Agent or Firm:
Yasuo Yanagawa