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Patent Searching and Data


Title:
VULCANIZATION-BONDED LAMINATE, AND RUBBER COMPOSITION FOR USE IN SAME
Document Type and Number:
WIPO Patent Application WO/2015/098186
Kind Code:
A1
Abstract:
Provided is a laminate in which a fluororubber and an epichlorohydrin rubber are strongly vulcanization-bonded to each other. A rubber laminate in which an epichlorohydrin rubber layer and a fluororubber layer are vulcanization-bonded to each other, wherein the epichlorohydrin rubber layer comprises at least (a) magnesium oxide, (b) a polythiol-type vulcanizing agent, (c) at least one compound selected from 1,8-diazabicyclo(5,4,0)undecane-7, 1,5-diazabicyclo(4,3,0)nonene-5 and salts thereof, (d) at least one compound selected from an organic phosphonium salt and an organic ammonium salt and (e) maleic anhydride-modified polybutadiene, said rubber laminate being characterized in that the contents of the polythiol-type vulcanizing agent (b) and the maleic anhydride-modified polybutadiene (e) are 0.3 to 1.2 parts by weight and 0.3 to 1.5 parts by weight, respectively, relative to 100 parts by weight of the epichlorohydrin rubber.

Inventors:
NOMURA TAKAAKI (JP)
HIGASHIKA SHINJI (JP)
Application Number:
JP2014/073016
Publication Date:
July 02, 2015
Filing Date:
September 02, 2014
Export Citation:
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Assignee:
NICHIRIN CO LTD (JP)
International Classes:
B32B25/14; B32B1/08; F16L11/10
Foreign References:
JP2008265273A2008-11-06
JPH04372652A1992-12-25
JPH1088076A1998-04-07
JP2011005719A2011-01-13
JP2012051348A2012-03-15
JP2012081682A2012-04-26
JP2012061644A2012-03-29
JP2013043400A2013-03-04
JP2006272739A2006-10-12
JP2011201074A2011-10-13
Other References:
See also references of EP 3088176A4
Attorney, Agent or Firm:
HASEBE Zentaro et al. (JP)
Zentaro Hasebe (JP)
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