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. 16, 2010
Filed:
Mar. 19, 2007
Kuen Yuan Hwang, Hsinchu, TW;
An Pang Tu, Hsinchu, TW;
Chih Fu Chen, Hsinchu, TW;
Jia Sheng Liau, Hsinchu, TW;
Kuen Yuan Hwang, Hsinchu, TW;
An Pang Tu, Hsinchu, TW;
Chih Fu Chen, Hsinchu, TW;
Jia Sheng Liau, Hsinchu, TW;
Chang Chun Plastics Co., Ltd, Taipei, TW;
Abstract
The present invention relates to all-aromatic polyesters, a method for preparing the same, and a polyester composition containing the same. The present method is carried out in two stages of first carrying out a prepolymerization to obtain a prepolymer having a specific particle size distribution, then carrying out a solid polymerization. The present method can control the quality of polyester effectively and produce all-aromatic polyester exhibiting excellent flowability, high heat resistance, and high solder heat resistance.