Title:
ETHYLENE-ACRYLATE RUBBER COMPOSITION AND MOLDED ARTICLE THEREOF
Document Type and Number:
WIPO Patent Application WO/2019/087788
Kind Code:
A1
Abstract:
Provided are: an ethylene-acrylate rubber composition which, after molding and crosslinking, attains a satisfactory balance among oil resistance, heat resistance, and hydrolytic resistance; and a molded article which comprises a crosslinked object obtained from the ethylene-acrylate rubber composition. The ethylene-acrylate rubber composition is characterized by comprising 100 parts by mass of an ethylene-acrylate rubber, 10-50 parts by mass of a plasticizer having an SP value of 7 or greater, and 0.05-30 parts by mass of a crosslinking agent selected from among aliphatic polyvalent primary amines and derivatives thereof, and is further characterized in that the content therein of any plasticizer having an SP value less than 7 is less than 0.1 part by mass. The molded article comprises a crosslinked object obtained from the ethylene-acrylate rubber composition.
Inventors:
OTANI KEITA (JP)
Application Number:
PCT/JP2018/038714
Publication Date:
May 09, 2019
Filing Date:
October 17, 2018
Export Citation:
Assignee:
NOK CORP (JP)
International Classes:
C08L23/08; C09K3/10
Domestic Patent References:
| WO2015080130A1 | 2015-06-04 | |||
| WO2017086358A1 | 2017-05-26 | |||
| WO2017122617A1 | 2017-07-20 |
Foreign References:
| JP2018044115A | 2018-03-22 | |||
| JP2018044114A | 2018-03-22 | |||
| JP2018044113A | 2018-03-22 | |||
| JPH0912821A | 1997-01-14 |
Other References:
See also references of EP 3705521A4
Attorney, Agent or Firm:
ISONO INTERNATIONAL PATENT OFFICE, P.C. (JP)
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