Title:
シール性を有する複合成形品
Document Type and Number:
Japanese Patent JP6902394
Kind Code:
B2
Abstract:
The purpose of the present invention is to provide a resin molded article that makes it possible to further improve the reliability of airtightness of bonded parts when two molded articles are bonded. The purpose of the present invention is achieved by a composite molded article in which a first molded article and a second resin molded article have been fused together, wherein: the first molded article is provided, on the surface, with a first fusing surface to be fused to the second resin molded article; the first fusing surface has a region where irregularities from laser irradiation have been formed, all or part of the region where the irregularities have been formed being filled with part of the second resin molded article; a part of the second resin molded article has been fused to the first fusing surface beyond the region where the irregularities have been formed; and the resin forming the second resin molded article is an elastic body.
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Inventors:
Hirotaka Miyazaki
Application Number:
JP2017096289A
Publication Date:
July 14, 2021
Filing Date:
May 15, 2017
Export Citation:
Assignee:
Polyplastics Co., Ltd.
International Classes:
B29C39/10; B29C65/64
Foreign References:
| WO2006008071A1 |
Attorney, Agent or Firm:
Masayuki Masabayashi
Hayashi Ichiyoshi
Hayashi Ichiyoshi