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. 27, 2004
Filed:
Jun. 28, 2002
Applicant:
Inventor:
Kunihiko Takeuchi, Conyers, GA (US);
Assignee:
Hercules Incorporated, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D01D 4/02 ; D01D 5/22 ; D01D 5/253 ; D01D 5/34 ; D01D 1/002 ;
U.S. Cl.
CPC ...
D01D 4/02 ; D01D 5/22 ; D01D 5/253 ; D01D 5/34 ; D01D 1/002 ;
Abstract
Spinnerette including a plate including a plurality of capillaries which have capillary ends with dividers which divide each capillary end into a plurality of openings, and a process of making polymeric fiber. The process includes passing a molten polymer through a spinnerette comprising a plurality of capillaries which have capillary ends with dividers which divide each capillary end into a plurality of openings so that the molten polymer is formed into separate polymeric fibers for each opening or the molten polymer is formed into partially split fiber for each capillary, and quenching the molten polymer to form polymeric fiber.