Processes to produce short cut microfibers

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United States of America Patent

PATENT NO 8871052
APP PUB NO 20130277320A1
SERIAL NO

13687505

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Abstract

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A process for separating a first mother liquor stream is provided. The process comprises: separating a first mother liquor stream in a second solid liquid separation zone to produce a secondary wet cake stream and a second mother liquor stream; wherein the first mother liquor stream comprises water non-dispersible microfiber, water, and water dispersible sulfopolyester; wherein the second mother liquor stream comprises water and water dispersible sulfopolyester; and wherein the secondary wet cake stream comprises water non-dispersible polymer microfiber.

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Patent Owner(s)

  • EASTMAN CHEMICAL COMPANY

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Klosiewicz, Daniel William Kingsport, US 41 1214
Munjal, Ramesh Chand Kingsport, US 20 428
Parker, Kenny Randolph Afton, US 181 2738
Rogers,, Jr David J Kingsport, US 4 173
Tremaine, Dustin A Kingsport, US 6 231

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