Deodorant Sticks with no
antiperspirant have also been found in stick form. O’Neil had mad a preparation
of 25% zinc oxide, 25% boric acid, 33% spermaceti, 16.75 petrolatum, and 0.25%
petroleum oil moulded in a stick form. It is a thin film which applied rubbing
on the skin.
Another increasingly popular
type of deodorant stick is madewith 5-10% sodium stearate or with a hard soaps
2-5% off humectant. It also needs alcohol and perfume.
The gel may be formed by
dissolving soap in warm alcohol or saponification of an alcoholic solution of
stearic acid with sodium hydroxide.
The solidifying temperature
will vary with concentration of soap. This then is poured hot into moulds.
General Formula 1
Sodium stearate 8.00%
Sorbitol Syrup 5.00%
Hyamine 1622 0.25%
Water 8.75%
Perfume 3.00%
General Formula 2
Hard soap 8.00%
Isopropyl myristate 10.00%
Glycerol 3.00%
Cetyl trmethyl ammonium
bromide 0.25%
Perfume 3.00%
General Formula 3
Amerchol-L-101 10.0%
Glyceryl monostearate 13.5%
Spermaceti 1.5%
Tween 60 8.5%
Isopropyl Palmitate 3.0%
Water 63%
Perfume q.s.
Hexachlorophene 0.5%
Very few products have these
ideal requirements. However, with new astringent varied emulsifier and
attractive packaging. It is inevitable that many new products find their way
into the market.
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