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:
Nov. 16, 2010
Filed:
Jan. 09, 2008
Chi-chen Hsieh, Kaohsiung County, TW;
Chih-kuang Tsai, Kaohsiung County, TW;
Tsung-yuan Wang, Kaohsiung County, TW;
Chi-Chen Hsieh, Kaohsiung County, TW;
Chih-Kuang Tsai, Kaohsiung County, TW;
Tsung-Yuan Wang, Kaohsiung County, TW;
TSRC Corporation, Kaohsiung County, TW;
Abstract
A terminating agent and a method for preparing an anionic polymer are provided. The terminating agent includes a carbohydrate, which is a solid substantially insoluble in a solvent and is used for terminating an anionic polymerization of a polymer. Another aspect of the method includes steps which provide an initiator for initiating an anionic polymerization, adding a terminating agent for terminating the anionic polymerization and forming a complex, wherein the terminating agent is a carbohydrate, and an alkali metal ion is removed by a solid-liquid separation process.