Title:
NATURAL RUBBER LATEX, MODIFIED NATURAL RUBBER LATEX, ITS MANUFACTURING METHOD, NATURAL RUBBER AND RUBBER COMPOSITION
Document Type and Number:
Japanese Patent JP2007204545
Kind Code:
A
Abstract:
To provide a natural rubber latex that does not coagulate within a weak acidic to weak alkaline pH region and can be stably treated with an enzyme in the weak acidic to weak alkaline pH region, and a manufacturing method of a modified natural rubber latex using the natural rubber latex.
The natural rubber latex has incorporated an antiseptic agent therein. The manufacturing method of the modified natural rubber latex comprises treating the natural rubber latex with an enzyme. Preferably, the antiseptic agent is 1,2-benzisothiazolin-3-one. Preferably, the enzyme is a protease, a lipase, an amylase or a cellulase.
COPYRIGHT: (C)2007,JPO&INPIT
Inventors:
KONDO HAJIME
Application Number:
JP2006022940A
Publication Date:
August 16, 2007
Filing Date:
January 31, 2006
Export Citation:
Assignee:
BRIDGESTONE CORP
International Classes:
C08C1/06; C08K5/47; C08L7/02; C12P19/04
Domestic Patent References:
| JP2004510862A | 2004-04-08 | |||
| JPH1060318A | 1998-03-03 | |||
| JPS6239503A | 1987-02-20 | |||
| JP2004189774A | 2004-07-08 | |||
| JP2006016622A | 2006-01-19 | |||
| JP2006056930A | 2006-03-02 |
Attorney, Agent or Firm:
Kosaku Sugimura
Shiro Fujitani
Kiyoshi Kuruma
Kazuyuki Tomita
Shiro Fujitani
Kiyoshi Kuruma
Kazuyuki Tomita
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