AGENTS, COMPOSITIONS AND DEVICES FOR TEMPORARY DYEING OF LOCAL SITES OF HAIR Russian patent published in 2013 - IPC A45D19/02 

FIELD: personal use articles.

SUBSTANCE: invention relates to temporary dyeing of graying hair, and, more specifically, to agents, solutions, compositions, and devices that can be used for quick and easy temporary dyeing of local sites of gray or white hair. Object of the invention is to provide a device for dyeing hair with a quick and convenient method without touching the skin with a composition that is natural, environmentally safe. The system for dyeing hair roots comprises a certain number of aerosol composition, a container where a certain amount of the aerosol composition is stored. At that the container has an outlet at one end of the container through which the hair dyeing composition is fed in the form of an aerosol, and a protective device located at the end with the outlet of the container. At that the protective device has several teeth with internal surfaces and external surfaces. At that the container and the protective device are connected in such a way that the aerosol composition is fed to the external surface of the protective device. At that the width, thickness and spacing between the teeth of the protective device are such that when pressing the protective device to the scalp of the subject and feeding the hair dyeing composition in the form of aerosol to the external surfaces of the protective device, and the root sites of the hair pass through a space between the teeth and are exposed to the hair dyeing composition fed from the container, so that the hair dyeing composition covers the hair root sites extending in the said space, while the teeth substantially block the ingress of the hair dyeing composition on the scalp of the subject.

EFFECT: providing of the device for dyeing hair with a quick and convenient method without touching the skin with a composition that is natural, environmentally safe.

12 cl, 10 dwg