Permanent wave solution (ii)

Details Permanent wave solution (ii) Permanent wave solution (ii)

A - Human Necessities

61

K

167/308

A61K 7/09 (1990.01)

Patent

CA 1275254

ABSTRACT OF DISCLOSURE A novel one-step permanent wave solution capable of providing permanently waved curls with a durability of six months or more without damaging hair by decomposition of systine. The permanent wave solution consists of (by weight): thioglycolate: 2.5 to 3.5%; 28 % ammonia water: 1.0 to 4.0%; caustic soda or caustic potash: 0.045 to 0.075%; monoethanolamine, diethanolamine, or triethanolamine: 0.03 to 0.06%: tartaric acid or citric acid: 0.1 to 0.2%; ehylalcohol: 0.6 to 3.0%; and distilled water: the remainder, alkalinity (the quantity, in terms of ml., of 0.1N-HC which is required for neutralizing 1 ml. of the solution) of the above solution being adjusted to not more than 3Ø

516312

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