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:
Dec. 15, 1998
Filed:
Jun. 26, 1996
Arlen K Sarian, Lafayette, CO (US);
Alan C Handermann, Asheville, NC (US);
Simon Jones, Leimen, DE;
Edward Alan Davis, Pulaski, VA (US);
Atish Adhya, Asheville, NC (US);
BASF Corporation, Mt. Olive, NJ (US);
BASF Aktiengesellschaft, Ludwigshafen, DE;
Abstract
A process for recovering polyamide from composite articles that contain polyamide involves (a) subjecting at substantially nondepolymerizing conditions the composite article to a solvent for polyamide for a time sufficient to dissolve substantially all of the polyamide and leaving an insoluble fraction; (b) separating insoluble fraction of the composite article from the dissolved polyamide; and (c) precipitating the dissolved polyamide with appropriate precipitants.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile