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. 14, 2015
Filed:
Mar. 31, 2009
Applicants:
IL Chung, Gumi-si, KR;
Ok-hwa Jeon, Gyeongsan-si, KR;
Gi-woong Kim, Daegu, KR;
Inventors:
Assignee:
Kolon Industries, Inc., Kwacheon, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D02G 3/00 (2006.01); D01D 5/12 (2006.01); B29C 47/88 (2006.01); D02J 1/22 (2006.01); D01D 5/098 (2006.01); B60C 9/00 (2006.01); D01F 6/62 (2006.01); D02G 3/48 (2006.01);
U.S. Cl.
CPC ...
D01D 5/098 (2013.01); B60C 9/0042 (2013.04); D01F 6/62 (2013.01); D02G 3/48 (2013.01); D10B 2331/04 (2013.01);
Abstract
The present invention relates to an undrawn PET fiber and a drawn PET fiber those can provide a cap ply cord and the like showing more improved modulus and good dimensional stability, and a tire cord including the same. The undrawn PET fiber may be a fiber of which the crystallinity is 25% or more, the birefringence index is 0.085 to 0.11, the amorphous orientation factor (AOF) is 0.15 or less, and the melting temperature (Tm) is 258° C. or more.