Method for cleaning contact lenses

Details Method for cleaning contact lenses Method for cleaning contact lenses

1981-11-18

1983-07-26

Willis, Jr., P. E.

Compositions

Compositions containing a single chemical reactant or plural...

Organic reactant

134 42, 252 80, 252 86, 252106, 252173, 252175, 252181, 252DIG12, 252DIG14, C11D 306, C11D 716

Patent

active

043953468

ABSTRACT:
A method and composition for the treatment of contact lenses, and especially soft contact lenses such as silicone and hydrophilic plastic contact lenses to remove inorganic deposits. The method consists of treating a contact lens with an aqueous solution containing an effective amount of a sequestering agent, such as a polymetaphosphate, gluconic acid or salts thereof. A preferred polymetaphosphate is sodium hexametaphosphate.

REFERENCES:
patent: 2291085 (1942-07-01), Lehmkuhl et al.
patent: 2547653 (1951-04-01), Minnis
patent: 3130152 (1964-04-01), Fuchs
patent: 3888782 (1975-06-01), Boghosian et al.
patent: 4046706 (1977-09-01), Krezanoski
patent: 4108790 (1978-08-01), Foroulis

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