Surfactant blends for emulsifying and cleaning - Sepawa
Surfactant blends for emulsifying and cleaning - Sepawa
Surfactant blends for emulsifying and cleaning - Sepawa
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Screening of synergistic surfactant <strong>blends</strong>Test conditions• In combination with 5% AEO <strong>and</strong> 15% Na-LAS in a zeolite based powder<strong>for</strong>mulation• launder-o-meter tests• water hardness 2.5 mmol/l (4 parts Ca 2+ , 1 part Mg 2+ ,8 parts HCO 3-)• wash time 30 min• wash temperature 30°C <strong>and</strong> 60°C• liquor ratio 1 : 12.5• test swatches <strong>for</strong> screening• wfk10D (pigment/sebum on cotton)• wfk10PF (vegetable oil on cotton)• wfk20D (pigment/sebum on PES/cotton blend)16.05.2008, F. Rittig SEPWA Nordic 2009 8
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