Title:
POLYESTER FILM AND CABLE COMPRISING SAME
Document Type and Number:
WIPO Patent Application WO/2024/005362
Kind Code:
A1
Abstract:
The polyester film according to an embodiment is a polyester film comprising a diol residue and a dicarboxylic acid residue, and the polyester film comprises a first compound and a second compound, wherein the first compound is an alkali metal compound comprising potassium or sodium in a molecule, the second compound is an alkaline earth metal compound comprising magnesium in a molecule, the polyester film comprises the first compound and the second compound to be at most 1000 ppm with respect to the sum of the metals contained in the first compound and the second compound, and the polyester film either comprises the metal of the first compound and the metal of the second compound at a weight ratio of 1:7 to 11 or has a melting resistivity of at most 60 ㏁. The polyester film of the embodiment has excellent application, little color change even under harsh conditions, and excellent oxidation stability.
Inventors:
LIM BYEONGJAE (KR)
HEO YOUNGMIN (KR)
YEON JEWON (KR)
HEO YOUNGMIN (KR)
YEON JEWON (KR)
Application Number:
PCT/KR2023/006558
Publication Date:
January 04, 2024
Filing Date:
May 15, 2023
Export Citation:
Assignee:
SK MICROWORKS CO LTD (KR)
International Classes:
C08J5/18; C08G63/183; C08G63/199; C08K5/00; C08K5/12; C08K5/52; C08L67/02; H02G3/06
Domestic Patent References:
| WO2000073379A1 | 2000-12-07 |
Foreign References:
| KR20160024699A | 2016-03-07 | |||
| KR20160143758A | 2016-12-14 | |||
| JP2011026484A | 2011-02-10 | |||
| JP2021001251A | 2021-01-07 | |||
| KR20130035897A | 2013-04-09 | |||
| KR20100072620A | 2010-07-01 |
Attorney, Agent or Firm:
CHUNG, Hwaseung (KR)
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