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:
Apr. 10, 1984
Filed:
Dec. 13, 1982
Gerard D Lees, Charlotte, NC (US);
Barry D Causby, Charlotte, NC (US);
Fiber Industries, Inc., Charlotte, NC (US);
Abstract
The invention provides an improved partially oriented polyester yarn finish which consists essentially of from about 50 to about 90 weight percent of one or more high molecular weight ethylene oxide/propylene oxide copolymers having an ethylene oxide content such that the ethylene oxide in the copolymer constitutes less than about 25 weight percent of the finish; from about 10 to about 35 weight percent of one or more alkyl chain based lubricants, a major amount of which has a smoke point within the range of from about 155.degree. C. to about 200.degree. C.; and an emulsifying amount of base neutralized fatty acid such as potassium oleate.