Title:
NITRILE COPOLYMER RUBBER COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2012/002356
Kind Code:
A1
Abstract:
A nitrile copolymer rubber composition which comprises (A) a nitrile copolymer rubber that comprises 20 to 80wt% of (a1) α,β-ethylenically unsaturated nitrile monomer units, 19.9 to 79.9wt% of (a2) conjugated diene monomer units, and 0.1 to 30wt% of(a3) cationic monomer units and/or monomer units capable of forming cations, (B) an inorganic filler having an aspect ratio of 30 to 2,000, and (C) zinc peroxide, and in which the contents of the inorganic filler (B) and the zinc peroxide (C) relative to 100 parts by weight of the nitrile copolymer rubber (A) are 1 to 200 parts by weight and 0.1 to 20 parts by weight respectively.
Inventors:
TSUKADA, Akira (6-2 Marunouchi 1-chome, Chiyoda-k, Tokyo 46, 〒1008246, JP)
塚田 亮 (〒46 東京都千代田区丸の内一丁目６番２号 日本ゼオン株式会社内 Tokyo, 〒1008246, JP)
塚田 亮 (〒46 東京都千代田区丸の内一丁目６番２号 日本ゼオン株式会社内 Tokyo, 〒1008246, JP)
Application Number:
JP2011/064747
Publication Date:
January 05, 2012
Filing Date:
June 28, 2011
Export Citation:
Assignee:
ZEON CORPORATION (6-2 Marunouchi 1-chome, Chiyoda-ku Tokyo, 46, 〒1008246, JP)
日本ゼオン株式会社 (〒46 東京都千代田区丸の内一丁目６番２号 Tokyo, 〒1008246, JP)
TSUKADA, Akira (6-2 Marunouchi 1-chome, Chiyoda-k, Tokyo 46, 〒1008246, JP)
日本ゼオン株式会社 (〒46 東京都千代田区丸の内一丁目６番２号 Tokyo, 〒1008246, JP)
TSUKADA, Akira (6-2 Marunouchi 1-chome, Chiyoda-k, Tokyo 46, 〒1008246, JP)
International Classes:
C08L9/02; B32B1/08; B32B25/14; C08K3/00; C08K7/00; C08L27/06; C08L33/00; F16L11/04
Attorney, Agent or Firm:
TOKOSHIE PATENT FIRM (Hoshino Dai-ichi Bldg, 8-3 Nishishinjuku 8-chome, Shinjuku-k, Tokyo 23, 〒1600023, JP)
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