Electrostatic dissipative nylons

Details Electrostatic dissipative nylons Electrostatic dissipative nylons

1996-10-25

1998-04-28

Hampton-Hightower, P.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From carboxylic acid or derivative thereof

528 48, 528 61, 528 66, 528312, 528322, 528323, 528326, 528422, 524606, C08G 6908, C08G 7310

Patent

active

057445737

ABSTRACT:
A method for the anionic polymerization of a lactam which produces an nylon having a surface resistivity of between about 10.sup.6 to about 10.sup.12 .OMEGA./.quadrature.. Miscible antistatic agents are mixed with the lactam and the moisture concentration in the lactam is adjusted to about 0.4 wt %. When required to complete the polymerization, the initiator concentration in the lactam is adjusted to about 1 wt %.

REFERENCES:
patent: 4831098 (1989-05-01), Watanabe et al.
patent: 4882894 (1989-11-01), Havens et al.
patent: 5025922 (1991-06-01), Havens et al.

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