Title:
POLYESTER RESIN, PREPARATION METHOD THEREFOR, AND COPOLYMER POLYESTER FILM MANUFACTURING METHOD USING SAME
Document Type and Number:
WIPO Patent Application WO/2018/124585
Kind Code:
A1
Abstract:
An embodiment relates to: a polyester resin having a low crystallization enthalpy and having excellent calendering processability, and being economical and eco-friendly; and a preparation method therefor. In addition, an embodiment relates to: a copolymer polyester film manufacturing method using the polyester resin, the copolymer polyester film being economic and eco-friendly because of a calendering process and having excellent surface hardness, UV resistance, and the like; and a film manufactured thereby. Furthermore, embodiments relate to: a polyester resin composition for calendering, having a low crystallization enthalpy and having excellent calendering processability; and a polyester film manufacturing method using the same, the polyester film being economic and eco-friendly, and having excellent surface hardness, chemical resistance, and the like.
Inventors:
OH MI OK (KR)
LEE DEUK-YOUNG (KR)
LEE DEUK-YOUNG (KR)
Application Number:
PCT/KR2017/015001
Publication Date:
July 05, 2018
Filing Date:
December 19, 2017
Export Citation:
Assignee:
SKC CO LTD (KR)
International Classes:
C08L67/02; B29C48/885; B29C73/24; C08G63/16; C08G63/181; C08G63/183; C08G63/78; C08G63/82; C08J5/18; C08J7/00
Foreign References:
| KR20100079504A | 2010-07-08 | |||
| JP2005008771A | 2005-01-13 | |||
| JP2014185219A | 2014-10-02 | |||
| KR20040036045A | 2004-04-30 | |||
| JP2011046860A | 2011-03-10 |
Other References:
See also references of EP 3412725A4
Attorney, Agent or Firm:
FIRSTLAW P.C. (KR)
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