Solution and method for removing protein, lipid, and calcium deposits from contact lenses
US4599195A · kind A · utility
8Cited by
28References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 28, 1984 |
| Grant date | Jul 8, 1986 |
| Priority date | — |
| Expiry date | Dec 28, 2004 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D1/06
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A nontoxic, aqueous, contact lens cleaning solution containing a mixture which includes a nonionic or weakly anionic surfactant, a chelating agent, a source of hydrated protons, and optionally also urea; and a method of chemically removing protein, lipid and calcium deposits from contact lens utilizing this solution are described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.