ANTI-DANDRUFF SHAMPOO

Lubrizol Advanced Materials Asia Pacific Limited
This anti-dandruff shampoo which contains a cationic conditioner demonstrates the excellent long-term suspension and stabilization of ZPT and silicone provided by Carbopol® Aqua SF-1 Polymer. Formulated to meet the special needs of Asian hair.
Phase
Product
INCI Name
Supplier
Volume
A
Distilled Water
13.80
Acrylates/C10-30 Alkyl Acrylate Crosspolymer (30%)
Carbopol® Aqua SF-1 Polymer
(1)
3.00
Ammonium Laureth Sulfate (25%)
28.00
Ammonium Lauryl Sulfate (25%)
28.00
Sodium Hydroxide (18%)
0.5 (q.s. Neutralizer to pH 6.5)
B
Cocamide MEA
1.00
Cetyl Alcohol
1.00
C
Zinc Pyrithione (48%)
2.00
Cocamidopropyl Betaine (30%)
5.00
Guar Hydroxy-propyltrimonium Chloride (2%)
Jaguar® C-14S
(2)
15.00
Dimethicone Emulsion (73%)
EMU120
(3)
2.10
DMDM Hydantoin
0.40
Fragrance
0.20
Citric Acid (50%)
q.s.

Preparation:

Procedure • Add Carbopol® Aqua SF-1 polymer to water. Add ALES and ALS with gentle mixing to minimize air entrapment. • Neutralize to pH 6.5 with sodium hydroxide. Heat to 65-70°C • Melt PART B in a separate vessel by heating to 65-70°C and then add to the batch. Mix until uniform and start cooling with agitation. • At 40°C, add PART C ingredients to the batch in order and mix until uniform. • Adjust final pH with citric acid (back acid process) and mix well.

Notes:

Properties Appearance: Opaque viscous liquid pH: 5.4-5.6 Viscosity: 8,500-10,000 mPa.s (Brookfield DV-II @ 20 rpm, #4 @ 21°C) Stability: Passed 3 months @ 45°C Passed 5 freeze/thaw cycles Suppliers 1 Noveon 2 Rhodia 3 GE Toshiba Silicones
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