Title:
THERMOPLASTIC POLYESTER ELASTOMER COMPOSITION, PREPARATION METHOD THEREFOR AND MOLDED ARTICLE COMPRISING SAME
Document Type and Number:
WIPO Patent Application WO/2023/229131
Kind Code:
A1
Abstract:
The present disclosure relates to a thermoplastic polyester elastomer composition, a preparation method therefor and a molded article comprising same, and, more specifically, to a thermoplastic polyester elastomer composition, a preparation method therefor and a molded article comprising same, the composition comprising: A) 100 parts by weight of a thermoplastic polyester elastomer; B) 0.5-2.5 parts by weight of a glycidyl group-modified olefinic rubber polymer comprising 10-17 wt% of glycidyl (meth)acrylate; and C) 0.67-1.45 by weight of a carbodiimide-based compound. According to the present invention, provided are a thermoplastic polyester elastomer composition, a preparation method therefor and a molded article comprising same, the composition having excellent heat aging resistance and grease resistance while having excellent fluidity, hardness, tensile strength and tensile elongation, thereby satisfying lightening, compactness and aesthetic demands required in the automotive and electric/electronic fields.
Inventors:
KIM KYUYOUNG (KR)
KO GUN (KR)
CHOI SUNGMOON (KR)
SIM SOOJIN (KR)
PARK HO JOON (KR)
SON SUN MO (KR)
KO GUN (KR)
CHOI SUNGMOON (KR)
SIM SOOJIN (KR)
PARK HO JOON (KR)
SON SUN MO (KR)
Application Number:
PCT/KR2022/021067
Publication Date:
November 30, 2023
Filing Date:
December 22, 2022
Export Citation:
Assignee:
LG CHEMICAL LTD (KR)
International Classes:
C08L67/02; C08K5/29; C08L51/04
Domestic Patent References:
| WO1989011507A1 | 1989-11-30 |
Foreign References:
| KR20220035777A | 2022-03-22 | |||
| KR20200047921A | 2020-05-08 | |||
| KR100553864B1 | 2006-02-24 | |||
| KR20180104280A | 2018-09-20 | |||
| KR20220062787A | 2022-05-17 |
Attorney, Agent or Firm:
NEWKOREA PATENT & LAW FIRM (KR)
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