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:
Feb. 14, 2006
Filed:
Jun. 12, 2003
Shien Chang Chen, Taipei, TW;
June Yen Chou, Kaohsiung, TW;
Hsing Yun Wang, Kaohsiung, TW;
Nan Min Chen, Kaohsiung, TW;
Shien Chang Chen, Taipei, TW;
June Yen Chou, Kaohsiung, TW;
Hsing Yun Wang, Kaohsiung, TW;
Nan Min Chen, Kaohsiung, TW;
Dairen Chemical Corporation, Taipei, TW;
Abstract
Disclosed are a modified polyester fiber and a process for producing the same. The modified polyester fiber comprises the component of alkoxylated 2-methyl-1,3-propanediol and has the properties of easy dyeability at low temperatures and good colorfastness to laundering. The modified polyester fiber can be produced by undergoing a polymerization reaction of alkoxylated 2-methyl-1,3-propanediol, alkanediol, and terephthalic acid or an alkyl ester thereof, and then spinning. The modified polyester fiber can be dyed at low temperature and has excellent dyeability and colorfastness to laundering. Therefore, this modified polyester fiber can be widely used in the application of synthetic fiber product.