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. 10, 2006
Filed:
Jun. 25, 2002
Yoshitaka Aranishi, Mishima, JP;
Hiroyuki Yamada, Mishima, JP;
Yuuhei Maeda, Mishima, JP;
Hiroshi Takahashi, Mishima, JP;
Misa Ozaki, Mishima, JP;
Yoshiyuki Nishio, Kyoto, JP;
Mariko Yoshioka, Kyoto, JP;
Yoshitaka Aranishi, Mishima, JP;
Hiroyuki Yamada, Mishima, JP;
Yuuhei Maeda, Mishima, JP;
Hiroshi Takahashi, Mishima, JP;
Misa Ozaki, Mishima, JP;
Yoshiyuki Nishio, Kyoto, JP;
Mariko Yoshioka, Kyoto, JP;
Toray Industries, Inc., , JP;
Abstract
A thermoplastic cellulose derivative composition of the present invention contains, as a main component, a cellulose ester having an aliphatic polyester side chain having a repeat unit having 2 to 5 carbon atoms, wherein a rate of heating loss at 200° C. is 5 wt % or less, a melt viscosity at 200° C. and 1000 secis 50 to 300 Pa·sec, and a melt tension at the time of take-up at 200° C. and 100 m/min is 0.1 to 40 mN. The present invention can provide excellent fiber products by melt spinning of the composition.