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:
Jul. 07, 2015
Filed:
Sep. 24, 2013
Applicant:
E I Du Pont DE Nemours and Company, Wilmington, DE (US);
Inventor:
Rameshchandra M Gohil, Newark, DE (US);
Assignee:
E I DU PONT DE NEMOURS AND COMPANY, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D21H 17/55 (2006.01); D21H 17/68 (2006.01); C08K 3/34 (2006.01); C08K 7/10 (2006.01); C08L 21/00 (2006.01); C08L 77/10 (2006.01); B60C 15/06 (2006.01); B60C 1/00 (2006.01); C08J 3/21 (2006.01); C08J 5/04 (2006.01); C08K 7/02 (2006.01);
U.S. Cl.
CPC ...
D21H 17/55 (2013.01); B60C 15/06 (2013.01); B60C 1/00 (2013.01); C08J 3/212 (2013.01); C08J 5/046 (2013.01); C08K 3/346 (2013.01); C08K 7/02 (2013.01); C08L 21/00 (2013.01); C08L 77/10 (2013.01);
Abstract
A composition comprises (i) an elastomer, (ii) from 1 to 5 volume % of fibrous pulp, the pulp having a specific surface area of from 7 to 11 sq.m./g and the fiber having a fiber length of from 0.5 to 1.1 mm, a tensile modulus of from 2.5 to 130 GPa, and a tensile strength of from 1 to 3 GPa, and (iii) from 5 to 14 volume % of yield-strain promoter in the form of fibers, needles, powder or platelets, wherein the composition has a yield strain of at least 70%, an elongation at break of at least 200%, and a yield stress of at least 4 MPa.