Title:
METHOD FOR MANUFACTURING CONTAINER HAVING A COATING LAYER, AND MOLDING MOLD
Document Type and Number:
WIPO Patent Application WO/2021/009981
Kind Code:
A1
Abstract:
A method for manufacturing a container (100) provided with a coating layer includes: acquiring, as a material for the container (100) provided with a coating layer (104) and fabricated through blow molding, a preform (200) having a preform coating layer (204) formed by using a thermoplastic synthetic resin; installing the preform (200) in a blow molding mold (310), having blades (440) of a height corresponding to the thickness of the coating layer (104), provided in a portion of a surface in contact with the container (100); and blow molding the preform (200) to thereby form the container (100) provided with the coating layer (104) having notches (190) formed by the blades (440).
Inventors:
KIYOTO HIROMITSU (JP)
YOSHIDA SOUYA (JP)
FUJIOKA MASASHI (JP)
YOSHIDA SOUYA (JP)
FUJIOKA MASASHI (JP)
Application Number:
PCT/JP2020/015330
Publication Date:
January 21, 2021
Filing Date:
April 03, 2020
Export Citation:
Assignee:
TOYO SEIKAN KAISHA LTD (JP)
International Classes:
B29C49/22; B29C49/42; B29C49/50; B65D1/02
Foreign References:
| US4966543A | 1990-10-30 | |||
| JP2000513658A | 2000-10-17 | |||
| JP2019072864A | 2019-05-16 |
Attorney, Agent or Firm:
HEIWA INTERNATIONAL PATENT OFFICE (JP)
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