INTERNALLY EMULISIFIED POLYURETHANE DISPERSION AND METHOD FOR PREPARING THE SAME
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United States of America Patent
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Issued Date -
Jan 4, 2024
app pub date -
Jan 18, 2021
filing date -
Jan 18, 2021
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An internally emulsified polyurethane dispersion, which is prepared by using a combined chain extender system of a hydrophilic amino siloxane compound and a polyetheramine compound, is provided. The internally emulsified polyurethane dispersion can be used to prepare a synthetic leather product having good anti-stickiness, wrinkle resistance, color fastness and superior mechanical properties. A laminated synthetic leather article prepared with said internally emulsified polyurethane dispersion as well a method for preparing the synthetic leather article are also provided.
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