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:
Jan. 14, 1997
Filed:
Jun. 14, 1995
Robert J Wolf, Woodbury, MN (US);
Scott M Purrington, Maplewood, MN (US);
John M Brandner, St. Paul, MN (US);
David A Olson, St. Paul, MN (US);
John F Reed, North Oaks, MN (US);
Minnesota Mining And Manufacturing Company, St. Paul, MN (US);
Abstract
A barrier fabric laminate for use as a cover for a gel filled article is provided. The barrier fabric laminate comprises a fluid impermeable film and a polyurethane nonwoven web which has a friction value of less than 200 g and a fabric hand of less than 200 g. The polyurethane web is formed from fibers of less than about 50 .mu.m diameter on average and is preferably formed with a fluorochemical melt additive by sequentially melt blowing the polyurethane web on a heated collecting drum and laminating in the nip formed by a heated nip roller and the collecting drum.