Home Cosmetic Science Talk Formulating Ideas to avoid alcohol gel sticky afterfeel on hands?

  • Ideas to avoid alcohol gel sticky afterfeel on hands?

    Posted by Gunther on May 12, 2020 at 3:46 pm

    What chemicals have you used to reduce stickiness on other formulations to see if they can be applied to alcohol gels?

    Would a tiny amount of propylene glycol or something like that help?

    chemicalmatt replied 4 years, 6 months ago 5 Members · 6 Replies
  • 6 Replies
  • Fekher

    Member
    May 12, 2020 at 4:37 pm

    @Gunther I find lower level of Carbomer lower sticky effect, may you try the idea and watch. 

  • Gunther

    Member
    May 13, 2020 at 5:04 pm

    Fekher said:

    @Gunther I find lower level of Carbomer lower sticky effect, may you try the idea and watch. 

    That definitly works, thank you. 
    In fact we reduced the Carbopol content to make our last Carbopol Ultrez reserves last longer as it’s very hard to find.

    It looks like a little Polyox might help reduce stickiness too. I’m still experimenting on that.

    Any other ideas?

  • Fekher

    Member
    May 15, 2020 at 3:56 am

    @Gunther you are welcome, actually as other ideas may you try other thickners as cellulose gum. 

  • hobbiz

    Member
    May 15, 2020 at 7:21 am

    Do you mean sanitizing alcohol gel? If yes, it is because of type of gelling agent you are using. Sticky ones I tried are: ordinary carbomer and xanthan gum. Like Fekher said, Ultrez 21 is great for this application because of its great non sticky feeling.

  • Cafe33

    Member
    May 15, 2020 at 10:46 pm

    I’ve had good results by simply reducing the glycerin level and adding a small amount of Propylene Glycol. I use 1.0% and 0.4% respectively.

  • chemicalmatt

    Member
    May 20, 2020 at 9:05 pm

    Better yet, DELETE the glycerin completely and add prop glycol or (better) butylene glycol at 1.0%. The resin used is not a big factor, though xanthan is the stickiest. 

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