DRY SPINNING OF CELLULOSE ACETATE FIBER

Number of patents in Portfolio can not be more than 2000

United States of America

APP PUB NO 20250011975A1
SERIAL NO

18688461

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Abstract

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A dry spinning system and process are used to produce cellulose ester fibers. The process utilizes one or more of N,N-dimethylformamide, N,N-dimethylacetamide, dimethyl sulfoxide, or mixtures thereof as the dissolution solvent. The process minimizes or avoids discoloration of the fibers.

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Patent Owner(s)

Patent OwnerAddress
EASTMAN CHEMICAL COMPANY200 SOUTH WILCOX DRIVE KINGSPORT TN 37660

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Allen, John Michael Kingsport, US 6 67
Dorton, Tanner Storm Big Stone Gap, US 1 0
Li, Yong Johnson City, US 1229 7974
Maine, James Collins Church Hill, US 12 77
Shelby, Marcus David Fall Branch, US 67 1029
Stewart, Mark Edward Kingsport, US 29 669

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