Title:
CARBOXYL GROUP-CONTAINING ACRYLIC RUBBER COMPOSITION AND CROSSLINKED PRODUCT THEREOF
Document Type and Number:
WIPO Patent Application WO/2024/070622
Kind Code:
A1
Abstract:
The present invention relates to a carboxyl group-containing acrylic rubber composition and a crosslinked product thereof. The purpose is to provide a carboxyl group-containing acrylic rubber composition having excellent processing stability and fluidity during molding and excellent compression set properties of the crosslinked product. It was discovered that the processing stability and fluidity during molding are excellent and the compression set properties of the crosslinked product are excellent when 100 mass parts of (A) a carboxyl group-containing acrylic rubber, 0.15 to 4 mass parts of (B) an ammonium salt of an aromatic carboxylic acid or an ammonium salt of a C3-10 aliphatic carboxylic acid and/or (C) a primary amine salt of mercaptobenzothiazole, 0.1 to 10 mass parts of (D) a tertiary amine and/or a guanidine compound, and 0.01-10 mass parts of (E) an aliphatic diamine compound and/or an aromatic diamine compound are contained.
Inventors:
OZAKI TARO (JP)
YANO TOMOYUKI (JP)
ASAI HISASHI (JP)
KITAGAWA MOTOKI (JP)
YANO TOMOYUKI (JP)
ASAI HISASHI (JP)
KITAGAWA MOTOKI (JP)
Application Number:
PCT/JP2023/032999
Publication Date:
April 04, 2024
Filing Date:
September 11, 2023
Export Citation:
Assignee:
OSAKA SODA CO LTD (JP)
International Classes:
C08L33/14; C08K5/09; C08K5/17; C08K5/31; C08K5/47; C09K3/10
Domestic Patent References:
| WO2017179497A1 | 2017-10-19 | |||
| WO2020262495A1 | 2020-12-30 |
Foreign References:
| JP2019214674A | 2019-12-19 |
Attorney, Agent or Firm:
WISEPLUS IP FIRM (JP)
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