Disinfecting and preserving systems and methods of use

Details Disinfecting and preserving systems and methods of use Disinfecting and preserving systems and methods of use

1986-05-14

1988-07-19

Schofer, Joseph L.

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

Nitrogen containing other than solely as a nitrogen in an...

424 78, A61K 31155

Patent

active

047585951

ABSTRACT:
A preserving solution comprising a microbicidally or fungicidally effective amount of a biguanide or water-soluble salt thereof, in combination with a buffer system, said biguanide having the formula: ##STR1## wherein n is from 1 to 500, said biguanide being present in an amount from 0.000001 to 0.0003 weight percent, useful for preserving, for example, a cosmetic formulation.

REFERENCES:
patent: 2336605 (1943-12-01), Ernsberger et al.
patent: 3860729 (1975-01-01), Strandskov et al.
patent: 4022834 (1977-05-01), Gundersen
patent: 4361548 (1982-11-01), Smith et al.
patent: 4405645 (1983-09-01), Rothlizberger et al.
patent: 4499077 (1985-02-01), Stockel et al.
patent: 4519803 (1985-05-01), Clare

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