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.

Date of Patent:
Sep. 14, 1999

Filed:

Mar. 19, 1997
Applicant:
Inventors:

Ramendra Nath Majumdar, Hudson, OH (US);

Larry Lee Mershon, Ridgeley, WV (US);

James Michael Hart, Akron, OH (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29D / ;
U.S. Cl.
CPC ...
156 96 ; 1561101 ; 1561286 ; 156238 ; 156291 ; 428198 ;
Abstract

A composite of a flexible, releasable backing having discrete portions of thin, sulfur vulcanizable, carbon black filled adhesive rubber composition thereon is used for adhering a tire tread splice and other applications in assembled rubber articles. The adhesive composition comprises a rubber composition containing a sulfur curative together with carbon black, processing oil, and tackifier resin. The invention is further directed to a method of preparing a tire having tread ends joined together with said discrete adhesive composition. The adhesive is applied to the tread from its releasable backing so that tacky adhesive need not be physically contacted by an operator or machine.


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