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:
May. 17, 2005
Filed:
Aug. 15, 2002
John Ta-yuan Lai, Broadview Heights, OH (US);
Carole Angele Lepilleur, Akron, OH (US);
Carl Duane Weber, Copley, OH (US);
David Richard Egan, Stow, OH (US);
Deborah Susan Filla, Twinsburg, OH (US);
John Ta-Yuan Lai, Broadview Heights, OH (US);
Carole Angele Lepilleur, Akron, OH (US);
Carl Duane Weber, Copley, OH (US);
David Richard Egan, Stow, OH (US);
Deborah Susan Filla, Twinsburg, OH (US);
Noveon IP Holdings Corp., Cleveland, OH (US);
Abstract
A toughener comprising a trithiocarbonate polymer having an epoxy end group is described which is utilized with various thermosettable polymers such as epoxy, polyurethane, and the like. A toughened composition is made by curing the thermosettable polymer and the toughener utilizing various curing agents.