Preparation of poly(m-phenylene isophthalamide) filaments

Details Preparation of poly(m-phenylene isophthalamide) filaments Preparation of poly(m-phenylene isophthalamide) filaments

1993-03-29

1994-08-23

Tentoni, Leo B.

Plastic and nonmetallic article shaping or treating: processes

Forming continuous or indefinite length work

With prevention of equipment fouling accumulations or deposits

210263, 210503, 210660, 210685, 264184, 264205, B01J 4300, D01F 660

Patent

active

053405196

ABSTRACT:
In the preparation of poly(m-phenylene isophthalamide) filaments, hydrogen chloride is removed from as-produced amide solution of poly(m-phenylene isophthalamide) by contact with basic ion exchange resin.

REFERENCES:
Technical Bulletin-Amberlyst.RTM. A-21, Rohm & Haas (Undated).
Translation of Japan 53-15,110 (Published May 22, 1978).

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