Title:
PRODUCTION METHOD FOR THERMOPLASTIC RESIN COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2022/202096
Kind Code:
A1
Abstract:
Provided is a production method for a thermoplastic resin composition. When a thermoplastic resin and a fibrous filler are melt kneaded in an extruder comprising a die, a plurality of flow paths are provided along a resin flow path between a screw of and the die of the extruder, each of the plurality of flow paths having an opening area of less than 38.47 mm2 and the total sum of the opening areas of the plurality of flow paths being less than 40% of the area of the surface of the resin flow path to which the openings of the plurality of flow paths belong.
Inventors:
TAKAHASHI RYOHTA (JP)
SUZUKI HIDEAKI (JP)
HIRATA KUNIHIRO (JP)
SUZUKI HIDEAKI (JP)
HIRATA KUNIHIRO (JP)
Application Number:
PCT/JP2022/007849
Publication Date:
September 29, 2022
Filing Date:
February 25, 2022
Export Citation:
Assignee:
POLYPLASTICS CO (JP)
International Classes:
B29C48/695; B29B11/16; B29K105/12
Domestic Patent References:
| WO2007007831A1 | 2007-01-18 | |||
| WO2017145985A1 | 2017-08-31 | |||
| WO2017010246A1 | 2017-01-19 |
Foreign References:
| JP2010023464A | 2010-02-04 |
Attorney, Agent or Firm:
MIYOSHI Hidekazu et al. (JP)
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