Patent Picks—Capsule Delivery Agents, Photoprotection, Staining Mitigation, Peptides, Substrates, Curl Retention, Hair Dye and More for Hair Care

By: Katie Anderson (Schaefer), Cosmetics & Toiletries magazine

Posted: August 17, 2011

page 6 of 6

Disclosed is a depilatory article comprising a water impermeable substrate and a depilatory composition disposed on the water impermeable substrate, forming a coated region of the water impermeable substrate, wherein the water impermeable substrate has a thickness of from 80 µm to 12 µm, preferably 50 µm to 15 µm, more preferably 40 µm to 16 µm, even more preferably 30 µm to 17 µm.

The water impermeable substrate comprises a material selected from polyolefins, polyethylene terephthalate (PET); polyvinylchloride (PVC); polyamide (PA); polyurethane; polychloropene; polysulfone; polytetrafluoroethylene (PTFE); polyvinyl acetate (PVA); polystyrene; polyphenylene oxide (PPO); acrylonitrile butadiene styrene (ABS); ethylene vinyl alcohol (EVA); natural rubber, latex, nylon, nitrile, silicone and thermo plastic elastomers (TPE) or mixtures thereof, preferably a polyolefin or mixtures thereof and more preferably a polyethylene or mixtures thereof.