Compositions: coating or plastic – Coating or plastic compositions – Marking
Patent
1999-02-01
2000-03-21
Bell, Mark L.
Compositions: coating or plastic
Coating or plastic compositions
Marking
106 3109, 106 3166, C09D 1100
Patent
active
060397977
ABSTRACT:
The present invention provides a washable marking composition, e.g., a crayon composition, comprising an alkoxylated fatty acid, a fatty alcohol, and a pigment. The marking composition preferably further includes a filler. An example of a preferred alkoxylated fatty acid is ethoxylated stearic acid and an example of a preferred fatty alcohol is stearyl alcohol. The marks made by the composition can be easily washed off surfaces such as fabrics, wallpapers, skin, and painted surfaces. The present invention further provides a method of producing a washable crayon comprising:
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Bell Mark L.
Binney & Smith Inc.
Faison Veronica F.
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