Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
ACRYLIC COPOLYMER AND RUBBER MATERIAL
Document Type and Number:
WIPO Patent Application WO/2020/032173
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide: an acrylic copolymer for providing a highly heat-resistant rubber material having a small rate of change in strength without a reduction in elongation, even under long-term high temperature conditions; and a composition containing the acrylic copolymer. Provided are: an acrylic copolymer containing a structural unit (A) derived from a monomer containing a structure having a maleimide skeleton, a structural unit (B) derived from an acrylic acid alkyl ester and/or an acrylic acid alkoxyalkyl ester, and a structural unit (C) derived from an unsaturated monomer having a crosslinking group; a composition containing the acrylic copolymer and a crosslinking agent; and a rubber material prepared from the composition.

Inventors:
OKADA RYO (JP)
UDO SHINICHI (JP)
KITAGAWA MOTOKI (JP)
NAITOU MASATSUGU (JP)
Application Number:
PCT/JP2019/031368
Publication Date:
February 13, 2020
Filing Date:
August 08, 2019
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
OSAKA SODA CO LTD (JP)
International Classes:
C08F220/18; C08F222/40; C08L33/04
Domestic Patent References:
WO2017073287A12017-05-04
WO2009099113A12009-08-13
Foreign References:
JPS63196637A1988-08-15
JPH0251569A1990-02-21
JP2003192746A2003-07-09
JP2005189399A2005-07-14
JP2011195614A2011-10-06
JP2013231169A2013-11-14
JPH10158466A1998-06-16
JP2009209268A2009-09-17
JP2009209268A2009-09-17
Other References:
See also references of EP 3835331A4
Attorney, Agent or Firm:
TANAKA, Junya et al. (JP)
Download PDF: