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Radia 7887 Cold Water-in-oil emulsifier. W/O Properties W/O Applications Famous Examples R7887 Formulations. 1. W/O Properties. Skin protection Long lasting moisturisation Resemblance to the natural skin protective barrier Improved spreading and penetration of active ingredients
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W/O Properties • W/O Applications • Famous Examples • R7887 • Formulations 1. W/O Properties • Skin protection • Long lasting moisturisation • Resemblance to the natural skin protective barrier • Improved spreading and penetration of active ingredients • Reduced preservative concentration
W/O Properties • W/O Applications • Famous Examples • R7887 • Formulations 2. W/O Applications • Sun Screen milks, lotions and creams • Night creams • Creams & lotions for dry and sensitive skin • Skin protective baby creams • Massage milks
3. Famous Examples • W/O Properties • W/O Applications • Famous examples • R7887 • Formulations Multi purpose cream Body Milk Sunscreen Diaper cream
W/O Properties • W/O Applications • Famous examples • R7887 • Formulations 4. R7887.. • ...is liquid and allows cold production = reduced cost! • ...is based on natural raw materials & is PEG free. • ...has no need for co-emulsifier single emulsifier • …is fit for high and low internal face • ...provides emulsions with a glossy appearance • …functions at low levels (≥1%)
T (°C) 1 2 3 Hot Process +/- 80 4 5 Homogenize 20 • Solid emulsifier requires temperature (=cost) input. • W/O Properties • W/O Applications • Famous examples • R7887 • a. Cold Process • b. Emollients • c. Single Emulsifier • 5. Formulations = Cost
T(C°) 1 2 3 4 5 Homogenize 20 • R7887 doesn’t require heating = possible cost reduction! • W/O Properties • W/O Applications • Famous examples • R7887 • a. Cold Process • b. Emollients • c. Single Emulsifier • 5. Formulations
Potential cost reduction thanks to cold proces. • W/O Properties • W/O Applications • Famous examples • R7887 • a. Cold Process • b. Emollients • C. Single Emulsifier • 5. Formulations Minutes 20 40 60 80 100 120 140 160
b. Emollients influence formulation. • W/O Properties • W/O Applications • Famous examples • R7887 • a. Cold Process • b. Emollients • c. Single Emulsifier • 5. Formulations • % water => Viscosity Formulation • Viscosity emollients => Viscosity Formulation • Homogenisation => Stability (& Viscosity) Formulation
c. Single Emulsifier.: Test protocol • W/O Properties • W/O Applications • Famous examples • R7887 • a. Cold Process • b. Emollients • c. Single Emulsifier • 5. Formulations Test formulation W/O Oilphase Oil 10 or 18 or 30 Emulsifier 1 or 3.5 Waterphase Glycerol 4 MgSO4.7H2O 0,7 Preservative q.s. Water to 100% Low external phase = 10% High external phase = 30% Low surfactant = 1% High surfactant = 3.5%
c. Single Emulsifier.: Conclusions • W/O Properties • W/O Applications • Famous examples • R7887 • a. Cold Process • b. Emollients • c. Single Emulsifier • 5. Formulations • 1% emulsifier is stable for MCT and paraffin oils (18%). • 3,5% emulsfier is stable for MCT, sunflower oil and paraffin oils. Separate esters are being tested. • Highest viscosity and synergy is obtained by using sunflower oil. • Internal phases till 82% were achieved.
5. Formulations Low Cost W/O protective cream HP11-22-2 Viscosity : 121000 mPa.s (Brookfield RV, spindle 7, rpm 10, 1 min.) Assessment: Rich protective cream, high viscosity, film forming , good spreading
5. Formulations W/O soft body cream/Lotion HP03-54-3 • Viscosity ,35000 mPa.s (Brookfield RV, spindle 6, rpm 10, 1 min.) • Assessment: Rich day lotion, nice, soft skinfeel, smooth afterfeel , good spreading
5. Formulations Low Cost Protective baby cream HP11-12-1 • Viscosity ,35000 mPa.s (Brookfield RV, spindle 6, rpm 10, 1 min.) • Assessment: Rich day lotion, nice, soft skinfeel, smooth afterfeel , good spreading