C - Chemistry – Metallurgy – 08 – L
Patent
C - Chemistry, Metallurgy
08
L
C08L 61/14 (2006.01) B43K 5/00 (2006.01) C09B 67/24 (2006.01) C09D 5/02 (2006.01) C09D 11/16 (2006.01) C09D 161/14 (2006.01)
Patent
CA 2090057
ABSTRACT OF THE DISCLOSURE A washable dye-containing coloring composition comprising an acid dye, a dye vehicle, and a sulfonated phenol- formaldehyde condensation product in an amount effective to impart washability to said composition. The washable dye- containing composition may be in the form of a marker ink, a water-soluble tempera paint, a pan paint or the like commonly used by children.
Kaiser Richard J.
Preuninger Gail W.
Binney & Smith Inc.
Mccarthy Tetrault Llp
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