The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 22, 1998
Filed:
Mar. 14, 1997
Applicant:
Inventor:
Wolfgang Loreth, Lauenau, DE;
Assignee:
Continental Aktiengesellschaft, Hanover, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ;
U.S. Cl.
CPC ...
524 35 ;
Abstract
A rubber composition for tire treads includes a rubber mixture and a fiber mixture of cellulose fibers and keratin fibers in a weight ratio of 1:5 to 5:1 mixed into the rubber mixture. The fiber mixture is present in the rubber composition in 2 to 25 parts by weight per 100 parts by weight of rubber. The keratin fibers are preferably wool fibers, animal hair, and animal bristles and the cellulose fibers are preferably cotton fibers and coco fibers.