Title:
METHACRYLIC RESIN, METHACRYLIC RESIN COMPOSITION, FILM, AND PRODUCTION METHOD
Document Type and Number:
WIPO Patent Application WO/2017/086275
Kind Code:
A1
Abstract:
Provided is a methacrylic resin composition characterized by containing a methacrylic resin which contains 50-97 mass% of methacrylic acid ester monomer units (A), 3-30 mass% of structural units (B) having a ring structure in the main chain, and 0-20 mass% of other vinyl-based monomer units (C) able to be copolymerized with a methacrylic acid ester monomer, the methacrylic resin satisfying conditions (1) and (2) below. Also provided is a film. (1) The weight average molecular weight, as measured by GPC, is 65,000-300,000. (2) The total content of specific components, as determined using GC/MS, is 0.01-0.40 mass%.
Inventors:
MURAKAMI FUMIKI (JP)
TADA YUTAKA (JP)
KURIHARA YUMIKA (JP)
KOBAYASHI NOBUHIRO (JP)
YONEMURA MASAMI (JP)
TADA YUTAKA (JP)
KURIHARA YUMIKA (JP)
KOBAYASHI NOBUHIRO (JP)
YONEMURA MASAMI (JP)
Application Number:
PCT/JP2016/083722
Publication Date:
May 26, 2017
Filing Date:
November 14, 2016
Export Citation:
Assignee:
ASAHI CHEMICAL IND (JP)
International Classes:
C08F220/12; C08F2/00; C08F222/10; C08F222/40; C08J5/18; C08L33/04
Domestic Patent References:
| WO2015098096A1 | 2015-07-02 |
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Other References:
REVIEW OF CHEMISTRY, 1998
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See also references of EP 3378878A4
POLYMER ENGINEERING AND SCIENCE, vol. 39, 1999, pages 2349 - 2357
See also references of EP 3378878A4
Attorney, Agent or Firm:
SUGIMURA Kenji (JP)
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