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:
Dec. 03, 2013
Filed:
Dec. 13, 2007
Toshihiro Tanaka, Shiga, JP;
Hirokuni Inoue, Osaka, JP;
Masahi Hara, Shiga, JP;
Tatsuaki Kanbayashi, Shiga, JP;
Toshihiro Tanaka, Shiga, JP;
Hirokuni Inoue, Osaka, JP;
Masahi Hara, Shiga, JP;
Tatsuaki Kanbayashi, Shiga, JP;
INVISTA North America S.à.r.l., Wilmington, DE (US);
Abstract
Disclosed is a polyurethane elastic yarn which is excellent in elongation, resilience, heat resistance, alkali resistance, chemical resistance, and capability of being dyed with a cationic dye and which is suitable for use in a stretch cloth, a wearing apparel or the like. The polyurethane elastic yarn comprises: an elastic yarn comprising a polyurethane mainly composed of a polymer diol and a diisocyanate; and a polymer of a compound having a sulfonate group contained in the elastic yarn.