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:
Aug. 03, 2010
Filed:
Apr. 02, 2004
Daisuke Yahata, Toyohashi, JP;
Kazuya Matsumura, Ibaraki, JP;
Shinnichi Nishihata, Okazaki, JP;
Motokatsu Nishimura, Okazaki, JP;
Tatsuro Mizuki, Okazaki, JP;
Masakatsu Umeda, Yasu-gun, JP;
Takehiko Miyoshi, Tokyo, JP;
Kenzo Kubo, Ritto, JP;
Daisuke Yahata, Toyohashi, JP;
Kazuya Matsumura, Ibaraki, JP;
Shinnichi Nishihata, Okazaki, JP;
Motokatsu Nishimura, Okazaki, JP;
Tatsuro Mizuki, Okazaki, JP;
Masakatsu Umeda, Yasu-gun, JP;
Takehiko Miyoshi, Tokyo, JP;
Kenzo Kubo, Ritto, JP;
Toray Industries, Inc., Tokyo, JP;
Abstract
The present invention relates to multifilament crimped yarn comprising an aliphatic polyester and methods for producing thereof, and to carpets that are manufactured by using the crimped yarn. The present invention provides an aliphatic polyester multifilament crimped yarn for the carpets comprising an aliphatic polyester having a melting point of equal to or higher than 130° C., said multifilament crimped yarn having crimp elongation rate of the multifilament crimped yarn after being processed with boiling water of 3-35% and breaking strength of 1-5 cN/decitex.