Invention Publication
- Patent Title: FOAM MOLDED PRODUCT AND METHOD FOR PRODUCING THE SAME
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Application No.: US18032279Application Date: 2021-10-15
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Publication No.: US20230390975A1Publication Date: 2023-12-07
- Inventor: Kenzo OYA , Takuya AKAISHI , Eri MORIO
- Applicant: TOYOBO CO., LTD.
- Applicant Address: JP Osaka
- Assignee: TOYOBO CO., LTD.
- Current Assignee: TOYOBO CO., LTD.
- Current Assignee Address: JP Osaka
- Priority: JP 20176133 2020.10.20 JP 21074976 2021.04.27
- International Application: PCT/JP2021/038276 2021.10.15
- Date entered country: 2023-04-17
- Main IPC: B29C44/06
- IPC: B29C44/06 ; B29C44/34

Abstract:
The present invention is to provide a thermoplastic polyester elastomer resin foam molded product which exhibits light weight, excellent rebound resilience and excellent surface smoothness. A foam molded product including a continuous phase formed of a resin component containing a thermoplastic polyester elastomer, wherein the thermoplastic polyester elastomer is prepared by bonding a hard segment and a soft segment, wherein the hard segment consists of polyester constituted from aromatic dicarboxylic acid and aliphatic and/or alicyclic diol as constituting components, wherein the soft segment is at least one member selected from a group consisting of aliphatic polyether, aliphatic polyester and aliphatic polycarbonate, wherein the foam molded product is constituted from, as a surface layer ranging from a surface of the foam molded product to a depth of 1000 μm, a surface layer consisting of only a foamed region in which a non-foamed portion having a cell density of 10% or less is not present, or the foam molded product has, as a surface layer ranging from a surface of the foam molded product to a depth of 1000 μm, a surface layer consisting of both a foamed region in which the non-foamed portion is present and a foamed region in which the non-foamed portion is not present, and wherein the foam molded product has a density of 0.01 to 0.70 g/cm3.
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