CROSSLINKABLE RUBBER COMPOSITION AND USE THEREOF

Title:

CROSSLINKABLE RUBBER COMPOSITION AND USE THEREOF

Document Type and Number:

WIPO Patent Application WO/2000/055251

Kind Code:

A1

Abstract:

A rubber composition which is crosslinkable with hot air or a hot press and gives a hot-air-crosslinked rubber sheet which receives no scratch on the surface in an HB pencil hardness test and has a compression set of 70% or lower through 22-hour heat treatment at 150°C. The composition comprises: an ethylene/$g(a)-olefin/unconjugated polyene random copolymer rubber wherein the unconjugated polyene is a specific norbornene compound terminated by a vinyl group; and a compound having two or more SiH groups per molecule. It may optionally contain an addition reaction catalyst comprising a platinum-group metal and a reaction inhibitor.

Inventors:

HAKUTA TAKASHI (JP)
KAWASAKI MASAAKI (JP)
KIKUCHI YOSHIHARU (JP)
NAKAHAMA HIDENARI (JP)
KODA TAKU (JP)
KAMEDA HIROSHI (JP)
NONAKA SHUICHI (JP)
HOSOYA MIKIO (JP)
ISHII YUJI (JP)
ARINO MITSUNAO (JP)
NAKAMURA TSUTOMU (JP)
HIRABAYASHI SATAO (JP)
YOSHIDA TAKEO (JP)

Application Number:

PCT/JP2000/001547

Publication Date:

September 21, 2000

Filing Date:

March 14, 2000

Export Citation:

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Assignee:

MITSUI CHEMICALS INC (JP)
SHINETSU CHEMICAL CO (JP)
HAKUTA TAKASHI (JP)
KAWASAKI MASAAKI (JP)
KIKUCHI YOSHIHARU (JP)
NAKAHAMA HIDENARI (JP)
KODA TAKU (JP)
KAMEDA HIROSHI (JP)
NONAKA SHUICHI (JP)
HOSOYA MIKIO (JP)
ISHII YUJI (JP)
ARINO MITSUNAO (JP)
NAKAMURA TSUTOMU (JP)
HIRABAYASHI SATAO (JP)
YOSHIDA TAKEO (JP)

International Classes:

C08K5/00; C08L23/16; C08L83/04; (IPC1-7): C08L21/00; C08J5/00; C08J9/00; C08L23/16; C08L45/00; C08L83/05

Foreign References:

JPH08283492A	1996-10-29
JPH09137002A	1997-05-27
JPH10182879A	1998-07-07
JPH10212389A	1998-08-11
EP0776937A2	1997-06-04
JPH11130914A	1999-05-18

Other References: