Process for the continuous preparation of homogeneous...

D - Textiles – Paper – 01 – D

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D01D 1/09 (2006.01) B29C 47/00 (2006.01) B29C 47/38 (2006.01) B29C 47/80 (2006.01)

Patent

CA 1269220

PROCESS FOR THE CONTINUOUS PREPARATION OF HOMOGENEOUS SOLUTIONS OF HIGH-MOLECULAR POLYMERS ABSTRACT OF THE DISCLOSURE A continuous process is described wherein suspensions of high molecular weight polymers are readily transformed into solutions thereof for extru- sion, to make gel filaments, tapes, tubes and films, by use of an extruder having alternate mixing and transporting sections and operating at mechanical shear rates of from 30 to 2,000 sec.-1, and with relatively short residence times therein.

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