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. 02, 1999
Filed:
Mar. 21, 1996
Donald R Dressler, Glastonbury, CT (US);
Stahls', Inc., St. Clair Shores, MI (US);
Abstract
A composite film of two layers, comprising a graphic color layer containing at least 50 wt % thermoplastic polyurethane, at least 10 wt % pigment, and a polyester elastomer, and an adhesive layer containing a thermoplastic adhesive. The color layer contains a non-blooming internal wax lubricant constituting less than about 0.1 wt % of the color layer. A combination comprising a laminate of two layers, one layer of which contains a polyurethane and the other layer of which includes an amorphous polyester directly adhered to a fabric, the improvement comprising said layer which contains a polyurethane, having an opaque exposed surface substantially free of surface lubricants. In a process for extruding polyurethane film, the improvement comprising mixing no more than about 0.1 wt % of a non-blooming internal wax lubricant in the polyurethane, prior to extrusion.