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Title:
INORGANIC SUBSTANCE POWDER-FILLED RESIN COMPOSITION AND MOLDED PRODUCT
Document Type and Number:
WIPO Patent Application WO/2022/196436
Kind Code:
A1
Abstract:
Provided are: an inorganic substance powder-filled resin composition that is provided with good mechanical properties, is flexible, and is excellent in moldability, enabling the production of a molded product with a good surface appearance; and a molded product comprising such resin composition.　The inorganic substance powder-filled resin composition contains, at a mass ratio of 50:50 to 10:90, a thermoplastic resin and an inorganic substance powder, the inorganic substance powder-filled resin composition being characterized in that: the thermoplastic resin comprises a propylene homopolymer and a propylene block copolymer; and the content of the propylene block copolymer is 10 parts by mass or more and 30 parts by mass or less with respect to 100 parts by mass of the propylene homopolymer. Furthermore, the inorganic substance powder-filled resin composition according to the present invention may contain a maleic anhydride modified polypropylene at an amount of 0.5 parts by mass or more and 3.0 parts by mass or less.

Inventors:
SATO ERINA (JP)
Application Number:
PCT/JP2022/009972
Publication Date:
September 22, 2022
Filing Date:
March 08, 2022
Export Citation:
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Assignee:
TBM CO LTD (JP)
International Classes:
C08L23/12; B29C45/00; C08K3/013; C08K3/26; C08L23/10; C08L23/26; C08L53/00
Domestic Patent References:
WO2007088776A12007-08-09
WO2008139874A12008-11-20
Foreign References:
JP6782505B12020-11-11
JP2020117649A2020-08-06
JP2019172851A2019-10-10
JP2010513635A2010-04-30
JP2010260934A2010-11-18
JPS5716042A1982-01-27
JPS55131031A1980-10-11
JP2008195933A2008-08-28
JP6933408B12021-09-08
JP2013010931A2013-01-17
JP2010106270A2010-05-13
JP2019178265A2019-10-17
JP2019099807A2019-06-24
Attorney, Agent or Firm:
SHOBAYASHI Masayuki et al. (JP)
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