Title:
ADDITIVE FOR PMMA, AND PMMA RESIN COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2020/158064
Kind Code:
A1
Abstract:
Provided are: an additive for PMMA which is not prone to compromise transparency or durability, and which produces an adequate improvement of surface hardness when added to PMMA; and a PMMA resin composition. The present invention provides: an additive for polymethyl methacrylate (PMMA), used by being added to polymethyl methacrylate, the additive for PMMA containing, as a main component, synthetic analcime particles comprising synthetic analcime and/or an anhydride thereof; a PMMA resin composition containing the additive and polymethyl methacrylate (PMMA); and a molded article obtained by molding the PMMA resin composition.
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Inventors:
NAKAMURA MASASHI (JP)
HAYASHIDA KOICHI (JP)
HAYASHIDA KOICHI (JP)
Application Number:
PCT/JP2019/041089
Publication Date:
August 06, 2020
Filing Date:
October 18, 2019
Export Citation:
Assignee:
KONOSHIMA CHEMICAL (JP)
International Classes:
C08K3/34; C01B39/26; C08L33/12
Foreign References:
CN109111672A | 2019-01-01 | |||
JP2512324B2 | 1996-07-03 | |||
JP2014031409A | 2014-02-20 | |||
JPS5090343A | 1975-07-19 |
Attorney, Agent or Firm:
UNIUS PATENT ATTORNEYS OFFICE (JP)
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