Waterborne polyurethane (WPU) emulsion and preparation method therefor
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United States of America Patent
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Apr 16, 2024
Grant Date -
Apr 4, 2024
app pub date -
Feb 16, 2023
filing date -
Feb 16, 2023
priority date (Note) -
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Abstract
The present disclosure provides a waterborne polyurethane (WPU) emulsion and a preparation method therefor, and relates to the technical field of glove processing. The WPU emulsion of the present disclosure is prepared from polyol, isocyanate, a hydrophilic chain extender, a diluent, a neutralizer, a post chain extender, water, a catalyst, a cellulose thickener, a wetting agent, and a dispersant. The WPU emulsion of the present disclosure is used to dip knitted gloves, which can improve abrasion resistance and flexibility of the gloves, prolong service life of the gloves, and improve wearing comfort of the gloves.
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