Stabilized dispersion of behenyl alcohol

Details Stabilized dispersion of behenyl alcohol Stabilized dispersion of behenyl alcohol

2007-04-24

2007-04-24

Venkat, Jyothsna (Department: 1615)

Drug, bio-affecting and body treating compositions

Live hair or scalp treating compositions

Two or more designated surfactant containing

C424S070240, C424S070270

Reexamination Certificate

active

10248012

ABSTRACT:
IR 6 (Cosmetics, Toiletry and Fragrance Association, Inc., 7thed. 1997). Viscosities are measured using Brookfield viscometers (1,000–20,000 cps, Spindle No. 5, 20 rpm, 60 second run, 25 degrees C.) unless otherwise indicated. 967-00—IR # 6961-00-1-A low viscosity, stable dispersion of behenyl alcohol comprising: (a) 10–40 weight % on an actives basis of behenyl alcohol; (b) 1.0–8.0 weight % of an anionic surfactant selected from the group consisting of sodium lauryl ether sulfate, sodium lauryl sulfate, magnesium lauryl ether sulfate, magnesium lauryl sulfate, calcium lauryl ether sulfate, calcium lauryl sulfate, ammonium lauryl ether sulfate, and ammonium lauryl sulfate; and (c) 1.0–3.0 weight % (on an actives basis) of a betaine selected from the group consisting of C12–18 amidopropylbetaine; wherein the dispersion has a stability of at least 3 months at a temperature of 49 degrees C., a viscosity in the range of 1,000–20,000 centipoise, and no more than 0.2 weight % of cationic material.

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International Specialty Products et al: “Prolipid (™) 131 in hair care products”; Kenneth Mason Publications, Hampshire, GB, vol. 403, No. 37 XP007122138.

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