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:
Jun. 07, 1994
Filed:
Apr. 11, 1991
Applicant:
Inventor:
Randall E Kozulla, Conyers, GA (US);
Assignee:
Hercules Incorporated, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D01F / ; D01F / ; D01F / ;
U.S. Cl.
CPC ...
264 83 ; 264171 ; 264211 ; 26421114 ; 26421115 ; 26421117 ; 264237 ;
Abstract
Radial differential melt flow rate melt spun fiber, preparation thereof utilizing threadline oxidative chain scission degradation of hot fiber extruded from polyolefin polymer component(s) having a broad molecular weight distribution in conjunction with a delayed or slow quench step, and corresponding high strength nonwoven material obtained therefrom.