Puritek, Inc.

Arthur G Barnes

Kathy L Gottlund

A class of water insoluble iodophors comprising complexes of iodine with various nylons such as nylon-4,6, nylon-6, nylon-6,6 or other polyamides is disclosed. These nylons complexed with iodine can be made in various forms such as powders, pellets, molded objects, granules, films, monofilaments, and either non-woven or woven fabrics. These nylon based iodophors and other water insoluble iodophors herein disclosed can find product applications in the fields of air treatment, water treatment, public hygiene and medicine.

Iodophor compositions

A process for the polymerization of caprolactam to nylon-6 polymer, comprising the use of a polymerization accelerator having the structural formula ##STR1## wherein R.sup.1, R.sub.2, R.sub.3 and R.sub.4 are alkyl, aryl and aralkyl radicals and mixtures thereof, and X is a halogen ion other than iodide and the temperature of said polymerization process is carried out at between about room temperature and about 115.degree. C.

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New Canaan, CT, United States of America

Arthur G Barnes