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:
Aug. 28, 2018
Filed:
Nov. 21, 2016
Milliken & Company, Spartanburg, SC (US);
Yunzhang Wang, Duncan, SC (US);
Pradipkumar Bahukudumbi, Greenville, SC (US);
Milliken & Company, Spartanburg, SC (US);
Abstract
A nonwoven composite containing a first nonwoven layer having a plurality of primary fibers and optionally binder fibers, a thermoplastic film comprising a thermoplastic polymer having an elongation at break greater than 300% and a max softening point (thermomechanical analysis end point) between 150° C. and 200° C. as tested according to ASTM E2347-04 and containing a plurality of holes and an air flow resistance great than 1,500 Rayls. A second nonwoven layer having a plurality of bulking fibers and optionally binder fibers. The thermoplastic film is adjacent the bottom surface of the first nonwoven layer and the top surface of the second nonwoven layer and sandwiched between the first and second nonwoven layers. At least a portion of the primary fibers from the first nonwoven layer are located in the holes of the thermoplastic film and within the second nonwoven layer.