Title:
THERMOPLASTIC POLYESTER RESIN COMPOSITION, AND EXTRUSION-MOLDED ARTICLE COMPOSED THEREOF
Document Type and Number:
WIPO Patent Application WO/2022/168866
Kind Code:
A1
Abstract:
The present invention provides a thermoplastic polyester resin composition having distinctive resin viscosity characteristics required for extrusion molding, exceptional extrusion stability and extrusion molding properties, and optimal flexibility for vehicular tubes and hoses, wherein the thermoplastic polyester resin composition includes 0.2-1.0 part by mass of a compound (b) having two epoxy groups per 100 parts by mass of a polyester resin component containing a polyester elastomer (a), the z-average molecular weight Mz of the thermoplastic polyester resin composition is 250,000 or greater, and the Shore D hardness is 60-85.
Inventors:
YASUI JUNICHI (JP)
MORIO ERI (JP)
AKAISHI TAKUYA (JP)
MORIO ERI (JP)
AKAISHI TAKUYA (JP)
Application Number:
PCT/JP2022/004052
Publication Date:
August 11, 2022
Filing Date:
February 02, 2022
Export Citation:
Assignee:
TOYO BOSEKI (JP)
International Classes:
C08L67/02; C08G63/668; C08G63/91; C08L63/00
Domestic Patent References:
| WO2007029768A1 | 2007-03-15 | |||
| WO2018174129A1 | 2018-09-27 |
Foreign References:
| JP2000159985A | 2000-06-13 | |||
| JPH11315192A | 1999-11-16 | |||
| JP2002047342A | 2002-02-12 | |||
| JP4907779B2 | 2012-04-04 | |||
| JP2000159985A | 2000-06-13 | |||
| JPH0959491A | 1997-03-04 |
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