Title:
COMPOSITE POLYESTER FILM AND PREPARATION METHOD THEREFOR AND USE THEREOF
Document Type and Number:
WIPO Patent Application WO/2024/051776
Kind Code:
A1
Abstract:
The present application relates to a composite polyester film and a preparation method therefor and a use thereof. The composite polyester film comprises: an intermediate layer (2), and a first outer layer (1) and a second outer layer (3) respectively located on two opposite surfaces of the intermediate layer (2); the intermediate layer (2) comprises the following components in parts by mass: 96.0-99.4 parts of a polyester and 0.5-3 parts of an oxygen-containing functional group modified polyester; the first outer layer (1) comprises the following components in parts by mass: 79.0-94.9 parts of the polyester and 5-20 parts of the oxygen-containing functional group modified polyester; and the second outer layer (3) comprises the following components in parts by mass: 79.0-94.9 parts of the polyester and 5-20 parts of the oxygen-containing functional group modified polyester.
Inventors:
ZHU ZHONGYA (CN)
WANG SHUAI (CN)
XIA JIANZHONG (CN)
LI XUEFA (CN)
ZHANG GUOPING (CN)
WANG SHUAI (CN)
XIA JIANZHONG (CN)
LI XUEFA (CN)
ZHANG GUOPING (CN)
Application Number:
PCT/CN2023/117459
Publication Date:
March 14, 2024
Filing Date:
September 07, 2023
Export Citation:
Assignee:
YANGZHOU NANOPORE INNOVATIVE MATERIALS TECH LTD (CN)
International Classes:
B32B27/36; B29D7/01; B32B27/06; B32B27/08; B32B27/18; B32B33/00; C08J5/18; C08L67/00; C08L67/02; H01M4/66
Foreign References:
| CN115583088A | 2023-01-10 | |||
| CN112186194A | 2021-01-05 | |||
| CN110943227A | 2020-03-31 | |||
| CN114989574A | 2022-09-02 | |||
| CN103242627A | 2013-08-14 | |||
| US20040101701A1 | 2004-05-27 |
Other References:
LI, CHUNXIA ET AL.: "Structure and Properties of Hyperbranched Polyester/Poly (Ethylene Terephthalate) Composites", FUHE-CAILIAO-XUEBAO : JIKAN = ACTA MATERIAE COMPOSITAE SINICA, BEIJING UNIVERSITY OF AERONAUTICS AND ASTRONAUTICS (BUAA); EDITORIAL BOARD OF JOURNAL OF BUAA, CN, vol. 31, no. 5, 31 October 2014 (2014-10-31), CN , pages 1180 - 1184, XP009553160, ISSN: 1000-3851
Attorney, Agent or Firm:
BEYOND ATTORNEYS AT LAW (CN)
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