Title:
POLYURETHANE COATED POLYOLEFIN FILM AND METHOD FOR MAKING IT
Document Type and Number:
WIPO Patent Application WO/2022/256957
Kind Code:
A1
Abstract:
Provided herein is a laminate, comprising a polyolefin-based substrate film having a first inner surface and a first outer surface, and a polyurethane-based top coating having a second inner surface and a second outer surface, wherein the first inner surface is in contact with the second inner surface, wherein the polyurethane-based top coating is formed by mixing an isocyanate-terminated component and a hydroxyl-terminated component and coating the mixture onto the first inner surface of the polyolefin-based substrate film. Also provided are methods of preparing the laminate, articles comprising the laminate and use of the laminate in the packaging of a product.
Inventors:
CHEN GAOBING (CN)
BAI CHENYAN (CN)
PAN JIANPING (CN)
WU JIE (US)
CASARRUBIAS JUAN CARLOS (MX)
BAI CHENYAN (CN)
PAN JIANPING (CN)
WU JIE (US)
CASARRUBIAS JUAN CARLOS (MX)
Application Number:
PCT/CN2021/098559
Publication Date:
December 15, 2022
Filing Date:
June 07, 2021
Export Citation:
Assignee:
DOW GLOBAL TECHNOLOGIES LLC (US)
ROHM & HAAS (US)
CHEN GAOBING (CN)
BAI CHENYAN (CN)
PAN JIANPING (CN)
WU JIE (US)
CASARRUBIAS JUAN CARLOS (MX)
ROHM & HAAS (US)
CHEN GAOBING (CN)
BAI CHENYAN (CN)
PAN JIANPING (CN)
WU JIE (US)
CASARRUBIAS JUAN CARLOS (MX)
International Classes:
C08J7/046; B32B27/32
Domestic Patent References:
| WO2019240921A1 | 2019-12-19 | |||
| WO2016196168A1 | 2016-12-08 |
Foreign References:
| US20190218354A1 | 2019-07-18 | |||
| US20210086490A1 | 2021-03-25 | |||
| DE102014226349A1 | 2016-06-23 | |||
| DE102009049122A1 | 2011-04-14 |
Attorney, Agent or Firm:
SHANGHAI PATENT & TRADEMARK LAW OFFICE, LLC (CN)
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