Contact lens disinfecting system

Details Contact lens disinfecting system Contact lens disinfecting system

1989-11-21

1991-07-30

Warden, Robert J.

Chemical apparatus and process disinfecting, deodorizing, preser

Process disinfecting, preserving, deodorizing, or sterilizing

Using disinfecting or sterilizing substance

548543, A61L 218, C07D20726

Patent

active

050358596

ABSTRACT:
Contact lenses are disinfected by utilizing an N-alkyl-2-pyrrolidone as the microbicide. The efficacy of prior art microbicides such as chlorhexidene gluconate are enhanced by the addition of the pyrrolidones of this invention. The pyrrolidones suitable for use in the practice of this invention are the C.sub.8 -C.sub.20 N-alkyl-2-pyrrolidones. Preferably the alkyl moiety is octyl, decyl or dodecyl. The pyrrolidones can be utilized in solution or made available as a water soluble tablet.

REFERENCES:
patent: 4013576 (1977-03-01), Loshaek
patent: 4719287 (1988-01-01), Login et al.
patent: 4782078 (1988-11-01), Crawford et al.
patent: 4828569 (1989-05-01), Heath et al.
patent: 4836986 (1989-06-01), Ogunbiyi et al.

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