Title:
DAMPING RUBBER, MANUFACTURING METHOD THEREOF, AND COMPOSITION FOR DAMPING RUBBER
Document Type and Number:
Japanese Patent JP2010254923
Kind Code:
A
Abstract:
To provide a damping rubber that exhibits excellent damping ability in a broad temperature range and a manufacturing method thereof.
The damping rubber contains (B) 5-60 pts.wt. of a thermoplastic elastomer comprising a polystyrene-vinyl polyisoprene block copolymer and (C) 25-70 pts.wt of at least one resin selected from the group consisting of a terpene-based resin and a petroleum-based resin, based on (A) 100 pts.wt of a rubber component. The damping rubber also has loss tangent tanδ of 0.5 or more at 100 Hz in a temperature range of -15 to 65°C.
Inventors:
HIROSE KAZUHIDE
MIWA MASAHIKO
MATSUMURA KAZUTOYO
YOSHIMOTO HIROSHI
MIURA TAIJI
MIWA MASAHIKO
MATSUMURA KAZUTOYO
YOSHIMOTO HIROSHI
MIURA TAIJI
Application Number:
JP2009109796A
Publication Date:
November 11, 2010
Filing Date:
April 28, 2009
Export Citation:
Assignee:
NAIGAI RUBBER IND
International Classes:
C08L21/00; C08J3/24; C08L53/02; C08L57/02; C08L65/00; F16F15/02
Attorney, Agent or Firm:
Sumitomo Shintaro