Title:
METHOD FOR PERFORMING COMPRESSION MOLDING AND PRODUCING MOLDED ARTICLE
Document Type and Number:
WIPO Patent Application WO/2022/097438
Kind Code:
A1
Abstract:
The present invention solves the problems of high impact resistance and "warping" of a molded article by means of a method in which a mold MA and a mold MB which are a male/female pair of molds are used, a material A in the mold MA and a material B in the mold MB are brought into contact and subjected to compression molding, and a molded body is produced, wherein the material A includes carbon fibers and a thermoplastic resin M1, the material B includes glass fibers and a thermoplastic resin M2, the molded article comprises a pair of side walls and a connecting wall connecting the side walls, the cross section of the molded body has a wavy shape, and the relationship between the flatness Fa of the molded body and the height h of the side walls satisfies 0 ≤ Fa/h < 1.3.
Inventors:
NAKAMOTO DAISHIRO (JP)
NOTO DAISUKE (JP)
KONAGAI YUHEI (JP)
KITANO ICHIRO (JP)
NOTO DAISUKE (JP)
KONAGAI YUHEI (JP)
KITANO ICHIRO (JP)
Application Number:
PCT/JP2021/037967
Publication Date:
May 12, 2022
Filing Date:
October 13, 2021
Export Citation:
Assignee:
TEIJIN LTD (JP)
International Classes:
B29C43/36; B29C70/46; B32B5/28; B32B37/14; B29L9/00
Domestic Patent References:
| WO2012026031A1 | 2012-03-01 | |||
| WO2017056683A1 | 2017-04-06 | |||
| WO2018052080A1 | 2018-03-22 |
Foreign References:
| JP2017065181A | 2017-04-06 | |||
| JP2008246981A | 2008-10-16 | |||
| JP2018043412A | 2018-03-22 | |||
| US9650003B2 | 2017-05-16 | |||
| US9592853B2 | 2017-03-14 | |||
| US8946342B2 | 2015-02-03 | |||
| JP2020184217A | 2020-11-12 |
Other References:
See also references of EP 4212327A4
Attorney, Agent or Firm:
KOH-EI PATENT FIRM, P.C. (JP)
Download PDF: