Cleaning and liquid contact with solids – Processes – Miscellaneous
Patent
1987-05-22
1989-02-28
Willis, Prince E.
Cleaning and liquid contact with solids
Processes
Miscellaneous
252 891, 252173, 25217421, 252DIG14, B08B 700, C11D 108
Patent
active
048082392
ABSTRACT:
Nontoxic, aqueous, contact lens cleaning compositions containing a weakly anionic surfactant, and optionally also a chelating agent, urea and/or a source of hydrated protons, and methods of chemically removing protein, lipid and calcium deposits from contact lens utilizing these compositions are described.
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Schafer Doris
Schafer Rolf
Alcon Laboratories Inc.
Arno James A.
Brown Gregg C.
Willis Prince E.
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