Title:
CELLULOSE ACYLATE FILM, FOOD PACKAGING MATERIAL, AGRICULTURAL MATERIAL AND FILM FOR POLARIZING PLATE
Document Type and Number:
WIPO Patent Application WO/2023/047988
Kind Code:
A1
Abstract:
Provided are a cellulose acylate film that can exhibit improved folding strength and biodegradability while maintaining transparency and moisture permeability, a food packaging material, an agricultural material and a film for a polarizing plate. A cellulose acylate film (11) is to be used as a food packaging material, an agricultural material and a film for a polarizing plate. The cellulose acylate film (11) contains a cellulose acylate having an acyl group substitution degree of 2.50-2.97 inclusive and a biodegradable polyester having a weight-average molecular weight of 50000-1000000 inclusive, and has a haze degree of 5% or less.
Inventors:
KATANO SHOGO (JP)
WASHIYA KIMITO (JP)
WASHIYA KIMITO (JP)
Application Number:
PCT/JP2022/033912
Publication Date:
March 30, 2023
Filing Date:
September 09, 2022
Export Citation:
Assignee:
FUJIFILM CORP (JP)
International Classes:
C08J5/18; B65D65/46; C08L1/10; C08L67/00; C08L101/16; G02B5/30
Domestic Patent References:
| WO2015146673A1 | 2015-10-01 |
Foreign References:
| JPH06504558A | 1994-05-26 | |||
| JP2017094488A | 2017-06-01 | |||
| JP2021512985A | 2021-05-20 | |||
| JPH11209482A | 1999-08-03 |
Attorney, Agent or Firm:
KYORITSU INSTITUTE (JP)
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