POLYESTER RESIN AND METHOD FOR PREPARING THE SAME

Title:

POLYESTER RESIN AND METHOD FOR PREPARING THE SAME

Document Type and Number:

WIPO Patent Application WO/2011/031112

Kind Code:

A3

Abstract:

A polyester resin copolymerized with isosorbide and 1,4-cyclohexane dimethanol and having an improved impact strength, and a method for preparing the same are disclosed. The copolymerized polyester resin has an alternating structure of acid moieties which are derived from acid components and diol moieties which are derived from diol components, wherein the acid components comprise terephthalic acid, and the diol components comprise (i) 5 ~ 99 mol% of 1,4-cyclohexanedimethanol and (ii) 1 ~ 60 mol% of isosorbide with respect to the total diol components.

Inventors:

LEE ROY (KR)
KIM JONG-RYANG (KR)
LIM JAE-BONG (KR)
YOON WON-JAE (KR)
KIM DONG-JIN (KR)
PARK KYU-TAE (KR)
LEE YOO-JIN (KR)

Application Number:

PCT/KR2010/006229

Publication Date:

July 14, 2011

Filing Date:

September 13, 2010

Export Citation:

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Assignee:

SK CHEMICALS CO LTD (KR)
LEE ROY (KR)
KIM JONG-RYANG (KR)
LIM JAE-BONG (KR)
YOON WON-JAE (KR)
KIM DONG-JIN (KR)
PARK KYU-TAE (KR)
LEE YOO-JIN (KR)

International Classes:

C08G63/183; C08G63/137; C08G63/78; C08J5/00

Foreign References:

US6063464A	2000-05-16
US20030204029A1	2003-10-30
US6126992A	2000-10-03
US5959066A	1999-09-28

Other References: