08840757 is referenced by 1 patents and cites 807 patents.

A process for producing a microfiber product stream is provided comprising: (A) contacting short cut multicomponent fibers having a length of less than 25 millimeters with a treated aqueous stream in a fiber slurry zone to produce a short cut multicomponent fiber slurry; (B) contacting the short cut multicomponent fiber slurry and a heated aqueous stream in a fiber opening zone to remove a portion of the water dispersible sulfopolyester to produce an opened microfiber slurry; and (C) routing the opened microfiber slurry to a primary solid liquid separation zone to produce the microfiber product stream and a first mother liquor stream.

Title
Processes to produce short cut microfibers
Application Number
13/687472
Publication Number
8840757 (B2)
Application Date
November 28, 2012
Publication Date
September 23, 2014
Inventor
Dustin A Tremaine
Kingsport
TN, US
David J Rogers
Kingsport
TN, US
Ramesh Chand Munjal
Kingsport
TN, US
Daniel William Klosiewicz
Kingsport
TN, US
Kenny Randolph Parker
Afton
TN, US
Agent
Polly C Owen
Assignee
Eastman Chemical Company
TN, US
IPC
B01D 11/02
D21H 13/24
C08G 63/688
B01D 12/00
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