Title:
HYDROGENATED NITRILE RUBBER COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2013/038835
Kind Code:
A1
Abstract:
A hydrogenated nitrile rubber composition obtained by blending 100 parts by weight of a hydrogenated nitrile rubber which has a bound acrylonitrile content of 31 to 50% and an iodine number of 30mg/100mg or less with 30 to 300 parts by weight of carbon black having a particle diameter of 61nm or larger and/or other filler, 0.5 to 30 parts by weight of a co-cross-linking agent consisting of a polyfunctional unsaturated compound and 1 to 10 parts by weight of an organic peroxide. The hydrogenated nitrile rubber composition exhibits excellent rollability and can be suitably used as a vulcanizable molding material for forming an excellently LLC-resistant cup gasket or bellows for the mechanical seal of a water pump.
Inventors:
KOBAYASHI OSAMU (JP)
MURAKAMI HIDEYUKI (JP)
MURAKAMI HIDEYUKI (JP)
Application Number:
PCT/JP2012/069852
Publication Date:
March 21, 2013
Filing Date:
August 03, 2012
Export Citation:
Assignee:
EAGLE IND CO LTD (JP)
KOBAYASHI OSAMU (JP)
MURAKAMI HIDEYUKI (JP)
KOBAYASHI OSAMU (JP)
MURAKAMI HIDEYUKI (JP)
International Classes:
C08K3/04; C09K3/10; C08K5/103; C08K5/14; C08L15/00; F04B53/00; F04D29/12; F16J3/04; F16J15/34
Domestic Patent References:
WO2006009181A1 | 2006-01-26 |
Foreign References:
JP2011122105A | 2011-06-23 | |||
JP2009085338A | 2009-04-23 | |||
JP2006213743A | 2006-08-17 | |||
JP2006131700A | 2006-05-25 | |||
JP2002080639A | 2002-03-19 | |||
JP2005265075A | 2005-09-29 | |||
JP2001354806A | 2001-12-25 | |||
JP3676338B2 | 2005-07-27 | |||
JP2006131700A | 2006-05-25 | |||
JP2002080639A | 2002-03-19 |
Other References:
See also references of EP 2700692A4
Attorney, Agent or Firm:
YOSHIDA Toshio et al. (JP)
Toshio Yoshida (JP)
Toshio Yoshida (JP)
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Claims: