Process for the production of highly shrinkable split tows of ac

Details Process for the production of highly shrinkable split tows of ac Process for the production of highly shrinkable split tows of ac

1981-03-05

1984-03-06

Rimrodt, Louis

Textiles: fiber preparation

Stapilizing

With prior treatment

28246, 264206, D01G 108, D01F 618

Patent

active

044345305

ABSTRACT:
High-shrinkage stretch-broken tows of acrylonitrile polymers are obtained by fixing with saturated steam at maximum temperatures of 140.degree. C. after drawing and before stretch breaking and stretch breaking at a draft of at least 30%.

REFERENCES:
patent: 3052512 (1962-09-01), Kocay et al.
patent: 3177555 (1965-04-01), Clapp et al.
patent: 3503100 (1970-03-01), Glynn et al.
patent: 4011294 (1977-03-01), Davis
patent: 4035884 (1977-07-01), Lohwasser et al.
patent: 4071596 (1978-01-01), Davis
patent: 4140844 (1979-02-01), Lohwasser

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