Methods for synthesizing pulps and short fibers containing polyb

Details Methods for synthesizing pulps and short fibers containing polyb Methods for synthesizing pulps and short fibers containing polyb

1990-09-19

1992-11-17

Lorin, Hubert C.

Plastic and nonmetallic article shaping or treating: processes

With step of cooling to a temperature of zero degrees c. or...

264143, 264148, 264184, 26421115, 26421116, D01F 674

Patent

active

051641313

ABSTRACT:
Pulps and short fibers containing polybenzoxazole and/or polybenzothiazole or copolymers thereof can be synthesized by freezing the wet fiber straight from the coagulation bath without drying, and chopping or grinding the frozen fiber to the desired size and degree of fibrillation.

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