Inhibiting the corrosion of hair conditioning compositions

Drug – bio-affecting and body treating compositions – Live hair or scalp treating compositions – Amphoteric or zwitterionic surfactant containing

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424 78, A61K 706

Patent

active

047203820

ABSTRACT:
Asymmetrical diesters of orthophosphoric acid are added to corrosive hair conditioning compositions to inhibit corrosion of metal coming into contact with the composition. The hair conditioning properties of the hair conditioning compositions are not adversely affected.

REFERENCES:
patent: 4389259 (1983-06-01), Danner et al.
patent: 4421740 (1983-12-01), Burton
patent: 4465516 (1984-08-01), Danner et al.
Harry's Cosmeticology, 6th Ed., pp. 434-435.
Sandocorin 8015 Liquid-Safety Data Sheet, Sandoz, 2 pages, 1982.
Advertisement entitled "Sandocorin . . . A New Approach to an Age-Old Problem--Corrosion", 1 page.
Sandocorin 8015 Liquid-Data Sheet No. 7154/83, Sandoz, 12 pages, 1983.
Sandocorin 8000 Liquid-Safety Data Sheet, Sandoz, 2 pages, 1979.
Sandocorin 8000 Liquid-Provisional Data Sheet, Sandoz, 1 page.

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