Shampoo for Asian Hair

May 22, 2007 | Contact Author | By: Katie Schaefer
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Title: Shampoo for Asian Hair
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Amerchol (A subsidiary of The Dow Chemical Company)

A.
Water (aqua) qs
B.
Polyquaternium-67 (SoftCAT SX-400X Polymer (1% aq.), Dow Chemical) 20.00%w/w
C.
Water (aqua) qs
D.
Carbomer, 3% aq. (Carbopol 980, Noveon) 13.55
E.
Water (aqua) 23.80
F.
Cocoamidopropyl betaine (35% solids) 5.70
G.
Sodium laureth sulfate (2 moles - 70% solids) 20.00
Tetrasodium EDTA 0.10
H.
Triethanolamine qs
I.
Glycol distearate (and) laureth-4 (and) cocamidopropyl betaine (Euperlan PK 3000 AM, Cognis) 4.65
J.
DMDM hydantoin 0.40
K.
INCI Not Provided (Dow Corning 2-1310BB Emulsion, 3.30) qs
Sodium chloride 0.50
Fragrance (parfum) qs
L.
Decyl glucoside (50% solids) 8.00

Procedure: Sprinkle B into A at RT with agitation. Allow to disperse completely before beginning to heat slowly. With mixing, heat to 60-65°C. Let cool to RT. Solution should be clear. Set aside.  Sprinkle D into C at RT with agitation. Continue mixing until completely dispersed. Do not neutralize. Set aside.  In main vessel, combine AB and E. Mix with heating to 70-75°C. Add F. Once uniform, add CD. Continue mixing. In separate vessel, combine G. Heat to 70-75°C, mixing until disolved. Add G to batch with mixing. Adjust pH to 6.0-6.5 with H. Cool to 35-40°C while mixing. Add I and mix until uniform. Add J. Cool to RT. Add K to batch and mix until completely uniform. Adjust to pH 6.0-6.5 using L.