Dual neutralization system for iodine treatment of contact lense

Details Dual neutralization system for iodine treatment of contact lense Dual neutralization system for iodine treatment of contact lense

1996-12-06

1999-07-20

Warden, Robert J.

Chemical apparatus and process disinfecting, deodorizing, preser

Process disinfecting, preserving, deodorizing, or sterilizing

Using disinfecting or sterilizing substance

422 37, 424667, 424672, 514840, A61L 218, A01N 5912

Patent

active

059253177

ABSTRACT:
A method and system for disinfecting contact lenses with iodine using a neutralizing solution having a first, rapid neutralizing component which completes its reaction with available iodine in less than five seconds and a second, slower neutralizing component which completes its reaction with available iodine in about 3 to 30 minutes.

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patent: 4312833 (1982-01-01), Clough et al.
patent: 5370744 (1994-12-01), Chowhan et al.
patent: 5494937 (1996-02-01), Asgharian et al.
L. Schutte and E. Havinga, "The Degradation Reaction of Histidine With Iodine," Recueil, vol. 86, pp. 385-392 (1967).
L. Schutte et al, "The Substitution Reaction of Histidine and Some Other Imidazole Derivatives Wiih Iodine," Tetrahedron, Supplement No. 7, pp. 295-306 (1966).
N.M. Alexander, "Reaction of Povidon-Iodine With Amino Acids and Other Important Biological Compounds," from Proceedings of the International Symposium on Povidone, University of Kentucky, College of Pharmacy, Apr. 17-20, 1983, Drs. G.A. Digenis and J. Ansell, eds.

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