Washable solid marking composition

Details Washable solid marking composition Washable solid marking composition

C - Chemistry, Metallurgy

09

D

400/3021, 400/79

C09D 13/00 (2006.01)

Patent

CA 1337085

The present invention is a solid marking composition which may be in the form of, for example, a crayon or a markins pencil lead which is washable from fabrics, wallpaper, and painted surfaces and which also has workinq properties which closely approximate those achieved in conventional crayons. The composition includes a polyethylene qlycol resin having a molecular weight of at least about 7,000, a water soluble surfactant which is other than a liquid at room temperature, and a pigment. Optionally, the composition of the invention may include one or more of a compatible viscosity modifier, a compatible plasticizer, an antifoam agent, and an inert filler.

613437

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