IP Library › Granted Patent US 7,053,155
Granted Patent B2
US 7,053,155 · App. 11/006,672 · Granted May 30, 2006

Vibration damping rubber composition

Assignee: Tokai Rubber Industries, Ltd.
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Quick Facts
Patent No.
US 7,053,155
App. No.
11/006,672
Granted
May 30, 2006
Kind
B2
Abstract

A vibration damping rubber composition capable of exhibiting an excellent vibration damping property comprising: (A) a diene rubber; (B) a bismaleimide compound represented by the following general formula (1); wherein n denotes an integer of 4 to 12; and (C) a vulcanization accelerator; wherein said rubber composition does not contain elemental sulfur as a raw material for a vulcanizing agent.

Claims (8)

1. A vibration damping rubber composition comprising:

(A) a diene rubber;

(B) a bismaleimide compound represented by the following general formula (1);

wherein n denotes an integer of 4 to 12;

(C) a thiuram vulcanization accelerator; and

(D) dibenzothiazyl disulfide or 2-(4-morpholinodithio) benzothiazole;

wherein said rubber composition does not contain elemental sulfur as a raw material for a vulcanizing agent.

2. A vibration damping rubber composition as set forth in claim 1 , wherein the component (A) is natural rubber.

Assignments (2)
CHANGE OF NAME Recorded Oct 20, 2014
From: TOKAI RUBBER INDUSTRIES, LTD.
To: SUMITOMO RIKO COMPANY LIMITED
Reel/Frame 034016/0613 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 8, 2004
From: KIMURA, NORIHITO; JINNO, FUMIHIKO; TAGUCHI, TAKEHIKO
To: TOKAI RUBBER INDUSTRIES, LTD.
Reel/Frame 016071/0643 →
Priority Claims (2)
JP 2003-410584 · Dec 9, 2003 · national
JP 2004-314428 · Oct 28, 2004 · national
Continuity (1)
Related Publication 20050124766A1 · Jun 9, 2005