Patent Picks—Microencapsulation, Maillard Reaction and Ether Guanidines for Antiperspirants

By: Rachel L. Grabenhofer

Posted: June 6, 2012

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Microencapsulated delivery vehicle having an aqueous core
US Patent 8192841
Publication date: June 5, 2012
Assignee: Kimberly-Clark Worldwide, Inc.

The current patent describes microencapsulated delivery vehicles comprising an active agent. The vehicles may be introduced into products such that, upon activation, they provide a functional benefit to a substrate, such as a user's skin. Pharmaceutical and/or therapeutic-type active agents for inclusion in the aqueous core composition include anti-dandruff and antiperspirant agents, anti-virals, anti-fungals, odor-neutralizing materials and deodorants, among others.

Dual aerosol spray outlet
US Patent 8191801
Publication date:June 5, 2012
Assignee: The Procter & Gamble Company

This patent describes a spray head for attachment to an aerosol spray unit containing pressurized product. The spray head has at least two separate outlets, one of which has a non-circular cross-section; and a conduit means and a splitting chamber for diverting the flow to the spray outlets. The conduit attaches to a valve stem of the aerosol spray unit and includes outlet means that are in fluid communication with the splitting chamber, which in turn is in fluid communication with the spray outlets. The aerosol spray unit dispenses cosmetic products such as antiperspirants, deodorants and mixtures thereof comprising antiperspirant active particulates and a carrier, wherein the antiperspirant active particulates are not soluble in the carrier.

W/O aerosol emulsions
WO/2012/071251
Publication date: May 31, 2012
Assignee: Pharmasol Corp. and JD Hammer