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:
Feb. 24, 2015
Filed:
Feb. 19, 2010
Jean-francois Pilard, Pance, FR;
Irene Campistron, Le Mans, FR;
Faten Sadaka, Le Mans, FR;
Albert Laguerre, Le Mans, FR;
Jean-Francois Pilard, Pance, FR;
Irene Campistron, Le Mans, FR;
Faten Sadaka, Le Mans, FR;
Albert Laguerre, Le Mans, FR;
Centre National de la Recherche Scientifique, Paris, FR;
Universite du Maine, Le Mans, FR;
Abstract
A method for manufacturing a composition including telechelic oligomers the ends of which carry reactive functions, the method including the contacting of at least one waste material containing rubber, preferable tire waste, with a chemical degradation agent selected from cleavage agents that are specific for double bonds; and a transfer agent in the presence of a catalysts; at a temperature from 15 to 400° C., preferably from 17 to 35° C.; at ambient pressure. The composition of oligomers that can be prepared by the method is also described.