US Patent 11746465 Process for forming a synthetic leather
Patent 11746465 was granted and assigned to The Dow Chemical Company on September, 2023 by the United States Patent and Trademark Office.
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US Patent 11746465 Process for forming a synthetic leather
Article
A process of making a synthetic leather includes (i) first, contacting a textile with an aqueous solution containing a cationic hydroxyethylcellulose polymer to form a modified textile component; (ii) subsequently, impregnating the modified textile component with an aqueous polyurethane dispersion externally stabilized with an anionic surfactant; and (iii) precipitating the polyurethane in the modified textile component. And a synthetic leather formed by the process.
Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
11746465
Patent Inventor Names
Ruijun Zhao
Xiangyang Tai
Xiaoyi Pang
Yunlong Guo
Zhaohui Qu
Date of Patent
September 5, 2023
Patent Application Number
17267958
Date Filed
August 21, 2018
Patent Citations
Patent Primary Examiner
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