Title:
ASPHALT RUBBER
Document Type and Number:
Japanese Patent JP2009209198
Kind Code:
A
Abstract:
To provide an asphalt rubber in which an effect of improving flow resistance by addition of a rubber powder can be reliably obtained.
The asphalt rubber contains straight asphalt and a vulcanized rubber powder, wherein a sol to gel mass ratio is represented as sol:gel=1.0:1.5 or more. In particular, it is preferable that the asphalt satisfies a sol to gel mass ratio represented as sol:gel=1.0:2.0 or more. In the asphalt rubber, a sol component may be not present.
Inventors:
OTAKE MAKIKO
MASUDA KINJI
MASUDA KINJI
Application Number:
JP2008050975A
Publication Date:
September 17, 2009
Filing Date:
February 29, 2008
Export Citation:
Assignee:
BRIDGESTONE CORP
International Classes:
C08L95/00; C08L21/00
Attorney, Agent or Firm:
Ichiro Honda
Yumiko Sugimoto
Yumiko Sugimoto