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:
Nov. 25, 1997
Filed:
Feb. 08, 1996
Applicant:
Inventors:
Colin F Harwood, Tucson, AZ (US);
Isaak Vasserman, Whitestone, NY (US);
Thomas C Gsell, Glen Head, NY (US);
Assignee:
Pall Corporation, East Hills, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C / ;
U.S. Cl.
CPC ...
264103 ; 264155 ; 428373 ; 525189 ;
Abstract
The present invention provides a method of preparing polyarylene sulfide fibers, particularly polyphenylene sulfide fibers, comprising melt blowing a blend of polyarylene sulfide and a polyolefin, wherein the polyolefin is present in the blend in an amount of up to about 40% by weight of the total blend. The present invention also provides fibers, webs, and other products prepared in accordance with the present inventive method.