Title:
THERMOPLASTIC ELASTOMER COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2023/106368
Kind Code:
A1
Abstract:
The present invention has the objective of providing: a thermoplastic elastomer composition having outstanding softness and adhesion to polar resins such as polyacetyl resins (POM), etc.; and a molded body using the same. Disclosed is a thermoplastic elastomer composition obtained by blending the following at a prescribed mass ratio: a specific aromatic block copolymer (A); a specific acrylic block copolymer (B) that has one or more polymer blocks (b1) containing an ester acrylate-derived structural unit and one or more polymer blocks (b2) containing an ester methacrylate-derived structural unit, and that contains, as the ester acrylate-derived structural unit, an ester-acrylate (b1-1)-derived structural unit represented by the general formula (1) CH2 = CH-COOR1 (in formula (1), R1 represents an organic group having a carbon number of 1 to 3); a softening agent (C); and a specific compatibilizer (D).
Inventors:
YONEDA YOSHIKAZU (JP)
OSHIMA HIROSHI (JP)
OSHIMA HIROSHI (JP)
Application Number:
PCT/JP2022/045277
Publication Date:
June 15, 2023
Filing Date:
December 08, 2022
Export Citation:
Assignee:
KURARAY PLASTICS CO (JP)
International Classes:
C08L53/02; C08F297/00; C08L23/00; C08L53/00; C08L91/00
Domestic Patent References:
| WO2007023932A1 | 2007-03-01 |
Foreign References:
| JP2021152156A | 2021-09-30 | |||
| JP2019157067A | 2019-09-19 |
Attorney, Agent or Firm:
YAMAO, Norihito et al. (JP)
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