US20170181429A1 - Gel hand sanitizers - Google Patents- sanitizer thicning agent ,The hand sanitizer also comprises a glycerin alkyl ether at from about 0.1 to about 5 weight percent, a glycerin alkyl ester at from about 0.1 to about 3 weight percent, an aromatic alcohol at from about 0.1 to about 3 weight percent, and a thickening agent at from about 0.01 to about 0.5 weight percent.Thickening Agents for Cosmetic Formulations - Chemists CornerPerhaps the most versatile of all thickeners are the synthetic molecules. Carbomer is the most common example. It is a water-swellable acrylic acid polymer that can be used to form crystal clear gels. They have a desirable feel which makes them superior to other thickening agents that leave a sticky feel.