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公开(公告)号:US10577485B2
公开(公告)日:2020-03-03
申请号:US15572259
申请日:2016-05-05
Applicant: SUN CHEMICAL CORPORATION
Inventor: Philippe Schottland , Atsuhisa Miyawaki , Kenji Nakamura , Hiroyuki Takeda
Abstract: The present invention is directed to gas barrier coating compositions comprising a nanocomposite formed from a polymer and a nanoparticulate clay. The gas barrier coatings are applied to packaging materials such as food and pharmaceutical packaging and exhibit improved adhesion and barriers to gases such as oxygen, carbon dioxide, nitrogen and water vapour.