Method and composition for cleaning and decontaminating contact lenses

Abstract

Abstract 1. Process for the sterilization and the cleaning of contact lenses of type consisting in treating the lens by a first agent, with oxidizing feature, having the effect to destroy the germs that are presents on the lens, then by a second agent, with reducing feature, having the effect by reaction with the first agent to generate degradation by products that are harmless for eyes, the process being characterized in that the oxidizing agent is selected amongst the products able to discharge in situ hydrogen peroxide while the reducing agent is selected amongst the products able to generate hypochlorous acid in aqueous solution and stable in the dry state, the respective proportions of oxidizing agent and of reducing agent being about 0,005% to 5% and about 0,02% to 6% with regard to weight of the involved compositions.

Inventors

• 👤 Guy Andermann
• 👤 Georges Daniel Zimmermann
• 👤 Nöel Arnold
• 👤 Jean-Yves Pabst
• 👤 André Stamm

Bibliographic Details