ACRYLIC RUBBER COMPOSITION, VULCANIZATE, HOSE PART, AND SEALING PART

WIPO Patent Application WO/2011/162004

A1

Disclosed is an acrylic rubber composition which has high processing safety and, after being subjected to secondary vulcanization (hot-air vulcanization), has sufficient mechanical properties and excellent permanent compression strain resistance. Also disclosed is a vulcanizate thereof. The acrylic rubber composition comprises (A) an epoxy group-containing acrylic rubber, (B) an imidazole compound represented by general formula (1), (C) silica, and (D) a silane coupling agent represented by general formula (2). Such an acrylic rubber composition has excellent mechanical properties such as permanent compression strain resistance and hardness.

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IKARI SATORU (JP)
ABE YASUSHI (JP)
MIYAUCHI TOSHIAKI (JP)

PCT/JP2011/058261

December 29, 2011

March 31, 2011

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DENKI KAGAKU KOGYO KK (JP)
IKARI SATORU (JP)
ABE YASUSHI (JP)
MIYAUCHI TOSHIAKI (JP)

C08L63/00; C08G59/20; C08K3/36; C08K5/3445; C08K5/5419; F16J15/10

JPH07278411A	1995-10-24
JPH07331035A	1995-12-19
JP2004059667A	2004-02-26
JP2002179874A	2002-06-26
JPH06287273A	1994-10-11
JP2004059668A	2004-02-26
JP2008239713A	2008-10-09
JP2004168885A	2004-06-17

See also references of EP 2584002A4

WATANABE KAORU (JP)
Kaoru Watanabe (JP)

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