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Title:
NITRILE COPOLYMER RUBBER COMPOSITION, CROSSLINKABLE RUBBER COMPOSITION, CROSSLINKED RUBBER OBJECT, AND HOSE
Document Type and Number:
WIPO Patent Application WO/2019/163482
Kind Code:
A1
Abstract:
A nitrile copolymer rubber composition which comprises a nitrile copolymer rubber (A) containing units of an α,β-ethylenically unsaturated nitrile monomer in an amount less than 40 wt%, a nitrile copolymer rubber (B) containing units of an α,β-ethylenically unsaturated nitrile monomer in an amount of 40 wt% or larger, and a vinyl chloride resin (C) having an average degree of polymerization of 800 or higher, wherein the content of the vinyl chloride resin (C) is 35 parts by weight or higher per 100 parts by weight of the sum of the nitrile copolymer rubber (A) and the nitrile copolymer rubber (B).

Inventors:
NAGAMORI, Hiroyasu (6-2 Marunouchi 1-chome, Chiyoda-k, Tokyo 46, 〒1008246, JP)
SUGIYAMA, Manabu (6-2 Marunouchi 1-chome, Chiyoda-k, Tokyo 46, 〒1008246, JP)
Application Number:
JP2019/003618
Publication Date:
August 29, 2019
Filing Date:
February 01, 2019
Export Citation:
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Assignee:
ZEON CORPORATION (6-2 Marunouchi 1-chome, Chiyoda-ku Tokyo, 46, 〒1008246, JP)
International Classes:
C08L9/02; C08L27/06; F16L11/04
Domestic Patent References:
WO2017146046A12017-08-31
WO2011115093A12011-09-22
Foreign References:
JP2001317663A2001-11-16
JP2011012132A2011-01-20
JP2001172433A2001-06-26
Attorney, Agent or Firm:
ITOH, Tadashige et al. (16th Floor, Marunouchi MY PLAZA 1-1, Marunouchi 2-chome, Chiyoda-k, Tokyo 05, 〒1000005, JP)
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