HARD-HOLD AND LONG-LASTING STYLING GEL
Preparation:Procedure • Dissolve the fragrance into Tween™ 20 and mix for 2 minutes. • Add 20% de-ionized water to the mixture with agitation (100 rpm) for 2 minutes and then add the remaining de-ionized water (65.08%) with agitation. • Disperse Carbopol® Ultrez 21 polymer into the batch and wait until complete wetting. Mix with lowspeed agitation. • Add Fixate® Plus polymer to the batch with agitation and then add Glydant® slowly to the batch. • Increase the agitation speed to 300 rpm. Neutralize the batch to pH 7.3 with agitation for 30 minutes. • Add PVP K-30 polymer to the batch with agitation. Adjust the final pH to about 7.5 by TEA. Properties Appearance: Colorless, clear gel Clarity (% T): 90 min (Brinkmann PC801 colorimeter, 420nm) pH: 7.3 - 7.6 Viscosity: 50,000 - 60,000 mPa.s (Brookfield RVT @ 20 rpm, #7 spindle @25°C) HHCR (hr.) 2 – 3 (90% relative humidity, 25°C) Stability: Passed 3 months @ 4°C Passed 3 months @ 45°C Passed 5 freeze/thaw cycles Suppliers 1 Noveon 2 Lonza 3 ISP
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