Process for preparing antistatic fiber

Details Process for preparing antistatic fiber Process for preparing antistatic fiber

1988-04-25

1990-07-10

Lorin, Hubert C.

Plastic and nonmetallic article shaping or treating: processes

Forming continuous or indefinite length work

Shaping by extrusion

2641761, 264184, 26421114, 264232, 264340, 811554, D01F 109, D01F 1104

Patent

active

049405608

ABSTRACT:
An antistatic fiber obtained by melt spinning of a fiber-forming thermoplastic polymer containing at least one of polyoxyalkylene glycol and its derivatives in an amount of not less than 0.5% by weight, characterized in that said fiber has a half life time of electric charge leakage of not more than 150 seconds before and after treatment with a weight decreasing agent and, when treated with a weight decreasing agent, provides a number of streaks arranged in parallel in the lengthwise direction at the surface.

REFERENCES:
patent: Re28070 (1974-07-01), Brindell et al.
patent: 3542904 (1970-11-01), Weitzel et al.
patent: 3917740 (1975-11-01), Siclari et al.
patent: 4128614 (1978-12-01), Gilbert
patent: 4229554 (1980-10-01), Newkirk et al.
patent: 4304801 (1981-12-01), Newkirk et al.

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