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:
Mar. 12, 1991
Filed:
Feb. 26, 1990
Applicant:
Inventor:
Paul D Seemuth, Greenville, NC (US);
Assignee:
E. I. Du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D06M / ; D06M / ; D02J / ;
U.S. Cl.
CPC ...
252-86 ; 252-89 ; 25217415 ; 25217421 ; 428365 ; 428391 ;
Abstract
An aqueous emulsion comprising a major amount of polydimethylsiloxane and a small amount of an ethoxylated long-chain alkyl alcohol provides an advantageous finish for spandex filaments.