Title:
RESIN MOLDED ARTICLE HAVING MATTE SURFACE, AND METHOD FOR FORMING MATTE SURFACE ON RESIN MOLDED ARTICLE
Document Type and Number:
WIPO Patent Application WO/2021/065573
Kind Code:
A1
Abstract:
The present invention is a resin molded article having a matte surface, said resin molded article being obtained by molding a thermoplastic resin composition. At least some of said article has a matte surface in which the 60° gloss is 1.5% or less, the matte surface either being a recess/projection-provided surface having a plurality of grooves formed by laser light irradiation, or a flat surface in which the entire surface layer section has been ablated under irradiation with a laser beam.
Inventors:
FUJITA TAKASHI (JP)
KUSAGAYA MITSUHARU (JP)
KUSAGAYA MITSUHARU (JP)
Application Number:
PCT/JP2020/035483
Publication Date:
April 08, 2021
Filing Date:
September 18, 2020
Export Citation:
Assignee:
POLYPLASTICS CO (JP)
International Classes:
B23K26/352; C08J7/00
Domestic Patent References:
| WO2018220960A1 | 2018-12-06 | |||
| WO2017213071A1 | 2017-12-14 | |||
| WO2020100930A1 | 2020-05-22 |
Foreign References:
| JP2006316103A | 2006-11-24 | |||
| JP2009066880A | 2009-04-02 | |||
| JPH06206291A | 1994-07-26 | |||
| JP2016117270A | 2016-06-30 | |||
| JP2015074400A | 2015-04-20 | |||
| JPH08127060A | 1996-05-21 | |||
| JPH0655900A | 1994-03-01 | |||
| JP2008251877A | 2008-10-16 | |||
| JP2017003897A | 2017-01-05 | |||
| JPH0933287A | 1997-02-07 | |||
| JPH07120882A | 1995-05-12 | |||
| JP2011059237A | 2011-03-24 | |||
| JP2018053063A | 2018-04-05 | |||
| JPS5632567B2 | 1981-07-29 |
Other References:
See also references of EP 4026650A4
Attorney, Agent or Firm:
MIYOSHI Hidekazu et al. (JP)
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