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. 21, 2017
Filed:
Jan. 12, 2010
Applicants:
Rudolf Faust, Lexington, MA (US);
Umaprasana Ojha, Lowell, MA (US);
Inventors:
Rudolf Faust, Lexington, MA (US);
Umaprasana Ojha, Lowell, MA (US);
Assignee:
University of Massachusetts Lowell, Lowell, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 18/67 (2006.01); C08G 18/32 (2006.01); A61L 27/18 (2006.01); A61L 27/26 (2006.01); A61L 27/34 (2006.01); A61L 29/04 (2006.01); A61L 29/06 (2006.01); A61L 29/08 (2006.01); A61L 31/06 (2006.01); A61L 31/10 (2006.01); C08G 18/40 (2006.01); C08G 18/48 (2006.01); C08G 18/62 (2006.01); C08G 18/65 (2006.01); C08G 18/76 (2006.01);
U.S. Cl.
CPC ...
C08G 18/32 (2013.01); A61L 27/18 (2013.01); A61L 27/26 (2013.01); A61L 27/34 (2013.01); A61L 29/049 (2013.01); A61L 29/06 (2013.01); A61L 29/085 (2013.01); A61L 31/06 (2013.01); A61L 31/10 (2013.01); C08G 18/4063 (2013.01); C08G 18/4854 (2013.01); C08G 18/6204 (2013.01); C08G 18/6511 (2013.01); C08G 18/7671 (2013.01);
Abstract
An elastomeric polymer, comprising (1) a hard segment in the amount of 10% to 60% by weight of the elastomeric polymer, wherein the hard segment includes a urethane, urea or urethaneurea; and (2) a soft segment in the amount of 40% to 90% by weight of the elastomeric polymer. The soft segment comprises (a) at least 2% by weight of the soft segment of at least one polyether macrodiol, and/or at least one polycarbonate macrodiol; and (b) at least 2% by weight of the soft segment of at least one polyisobutylene macrodiol and/or diamine.