Lotions

Chemistry Thursday: The difference between solubilizers and emulsifiers redux

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In this post on solubilizers, someone asked: I still don’t get the difference between a solubilizer and a emulsifier. If I mix propylene glycol (in substitution for the surfactant), cetyl alcohol or stearic acid in water, will I be getting a lotion?  The quick answer is no because there’s nothing in your question that is...

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Weekend Wonderings: Adding the oil phase to the water phase in a stream? Can I use a solubilizer to mix salicylic acid into water? Should aloe vera have bits floating in it? And how can some companies not use preservatives?

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DOES IT MATTER HOW WE ADD THE OIL AND WATER PHASE OF A LOTION TOGETHER?In this post on pumpkin seed oil, eeting asks: After heat and hold, does it matter how quickly u add the water phase to the oil phase? It is recommended with Polawax that the liquid be added in a slow steady stream. But...

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Emulsifiers: Natragem EW (Croda) – (somewhat) final thoughts (part 1)

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Recap: On (last) Tuesday I made a lotion using Natragem EW as my emulsifier instead of Ritamulse SCG or Polawax. It’s an Ecocert emulsifier with an INCI of INCI is Glyceryl Stearate (and) Polyglyceryl-6 Palmitate/Succinate (and) Cetearyl Alcohol. The suggested usage rate is 3.0% to 7.5%, and the manufacturer notes that we can use it exactly...

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Emulsifiers: Natragem EW (Croda) – the recipe

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I thought I’d use a recipe I’ve made many times with Polawax and Ritamulse SCG, so I chose this body lotion my mom loves that I made back in June. I still have some of this and a version with Polawax in my storage bin, so I can do a direct comparison. Tuesday – Made...

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Emulsifiers: Natragem EW

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Bo Penny of Penny Lane Organics very kindly sent me a whole whack of Natragem EW, an all-in-one,  non-ionic Ecocert emulsifier from Croda. The INCI is Glyceryl Stearate (and) Polyglyceryl-6 Palmitate/Succinate (and) Cetearyl Alcohol. The suggested usage rate is 3.0% to 7.5%, and the manufacturer notes tha we can use it exactly as we would use...

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