Surfactant blends for emulsifying and cleaning - Sepawa

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Screening of synergistic surfactant blendsWash tests at 60 °CΔΔ R vs. C13C15 x 7 EO50-5-10-15-20wfk10Dwfk10PFwfk20D• Blends of ethoxilates of C10-Guerbet alcohol and long chainalcohols are better than singlecomponents• At certain ratios performance is inthe range of the system withstandard surfactants-250 25 50 75 100 More detailed studies are requiredweight-% C10 alcohol ethoxilate16.05.2008, F. Rittig SEPWA Nordic 2009 10
Special coethoxilatesProduct and performance data• fixed alcohol composition (types and ratio)• ethoxilation according to cloud point of benchmark• full scale tests (washing machine) in powder and liquid detergentsPhysical data M5 ST5 M7 ST7Alcohol G-C 10+C 13/15G-C 10+C 13/15Hydrophilic part 5 EO 7 EOCloud points (EN 1890, Method E,BDG)59-63 °C 60-64 °C 73-76 °C 75 °CFoaming 2g/l EN 12728 110 ml 110 ml 300 ml 280 mlWetting @ 23°C (1g/l EN1772) 20 s 100 s 20 s 30 sWetting @ 70°C (1g/l EN1772) 35 s 160 s 30 s 30 sM = Coethoxilates, ST = benchmark (e.g. Lutensol AO)16.05.2008, F. Rittig SEPWA Nordic 2009 11
Page 1 and 2: Surfactant blends for emulsifyingan
Page 3 and 4: Evaluation of emulsifiers by the ma
Page 5 and 6: The "Surfactant Team"Coethoxilates
Page 7 and 8: Can synergistic properties of ethox
Page 9: Screening of synergistic surfactant
Page 13 and 14: Formulations with high contents of
Page 15 and 16: “super concentrates” with high
Page 17 and 18: Decrease of viscosity in regular fo
Page 19 and 20: Option IAdjusting viscosity by solv
Page 21 and 22: Option IIAdjusting viscosity by thi
Page 23 and 24: Make use of superior emulsification
Page 25 and 26: Eco-tox properties & labelingAquati
Page 27: Performance profilelabelingLaundryp

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