Contact lens cleaning solution

Details Contact lens cleaning solution Contact lens cleaning solution

1977-09-13

1978-11-28

Weinblatt, Mayer

Cleaning and liquid contact with solids

Processes

Using sequentially applied treating agents

252 89R, 252106, 252DIG5, 252DIG8, 252DIG14, 424127, 424153, 424184, 134 26, 134 42, B08B 310, B08B 1100, C11D 710

Patent

active

041274237

ABSTRACT:
Silicone and/or hydrophilic soft contact lenses are freed of proteinaceous and other deposits by rubbing them with an aqueous solution of a crystalline sodium silicate having a pH of 10.2 - 10.9 and rinsing. The solution may contain in addition sodium chloride in isotonic amount, viscosity agents, wetting agents, detergents and bactericides.

REFERENCES:
patent: 3240209 (1966-03-01), Rankin
patent: 3847663 (1974-11-01), Shumaker
patent: 3908680 (1975-09-01), Krezanoski
"PQ Soluble Silicates for Detergent Formulations" Philia. Quartz Co., 1960, p. 5.
"Inorganic Components of Detergents Table XIII, p. 51, in Synthetic Detergents, Davidsohn et al., 1967.

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