Cellulose carbamate polymer
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United States of America
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Feb 13, 2025
app pub date -
Jan 5, 2023
filing date -
Jan 5, 2023
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Abstract
The invention relates to a cellulose carbamate polymer having an average intrinsic viscosity of 146 to 368 ml/g, a nitrogen content of 0.01 to 3% by weight, a polydispersity index of 2.0 to 5.0, which has a content of p-terephthalate and/or p-terephthalic acid and/or unhydrolyzed or partly unhydrolyzed polyester of 0.00005 to 0.5% by weight.
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