Title:
ANTI-FOG EASILY-REMOVED COATING FILM AND PREPARATION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2023/279473
Kind Code:
A1
Abstract:
An anti-fog easily-removed coating film, comprising: a BOPE base material, and an anti-fog agent coating applied on the BOPE base material; the anti-fog agent coating is prepared from raw material comprising the following components: 8-12wt% of acrylic acid-grafted modified polyester polyol; 2.5-3.2wt% of hexamethylene diisocyanate; 3-5wt% of acetone; 3-5wt% of dimethylol propionic acid; 1.5-3.5wt% of a sodium salt of 3-allyloxy-2-hydroxy-1-propanesulfonic acid; 2.0-3.0wt% of isopropanol; 2.0-3.5wt% of ethylene glycol; 0.5-1.0wt% of an initiator; 0.5-0.8wt% of a catalyst; 1.7-3.5wt% of a release agent; and 65-80wt% of water. The anti-fog easily-removed coating film uses the BOPE base material and the anti-fog agent coating having components in the specified quantities to achieve good overall interaction, and can have good heat-sealing strength with a PE box. In addition, it has the advantages of easily-removed sealing, high transparency, low cost, and good cold and hot anti-fog effects, and meets the environmental protection requirement of recycling the same material.
Inventors:
LI CHAOHUI (CN)
LI TAN (CN)
WANG JUNFENG (CN)
LI TAN (CN)
WANG JUNFENG (CN)
Application Number:
PCT/CN2021/112194
Publication Date:
January 12, 2023
Filing Date:
August 12, 2021
Export Citation:
Assignee:
HAINAN SHINER IND CO LTD HAIKOU CN (CN)
International Classes:
C08J7/054; C08F216/14; C08F283/00; C08G18/65; C09D151/08
Domestic Patent References:
| WO2016047430A1 | 2016-03-31 |
Foreign References:
| CN201922600U | 2011-08-10 | |||
| CN105968314A | 2016-09-28 | |||
| CN112026322A | 2020-12-04 | |||
| CN106574167A | 2017-04-19 | |||
| US20100215928A1 | 2010-08-26 | |||
| CN113416338A | 2021-09-21 |
Attorney, Agent or Firm:
UNITALEN ATTORNEYS AT LAW (CN)
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