Erasable inks and marker for its use

Details Erasable inks and marker for its use Erasable inks and marker for its use

C - Chemistry, Metallurgy

09

D

C09D 11/16 (2006.01) B43K 8/08 (2006.01) C09B 61/00 (2006.01) C09D 109/08 (2006.01)

Patent

CA 2125566

An aqueous-based erasable ink composition suitable for use in highlighters and other writing instruments includes a styrene-butadiene copolymer and a water-insoluble pigment. It preferably also includes a release agent and an antioxidant, and has a viscosity of between 10 cps and 30 cps.

Une composition d'encre effaçable à base aqueuse utilisable dans les marqueurs et autres instruments pour écrire comprend un copolymère de styrène-butadiène et un pigment hydrosoluble. Elle comprend en outre de préférence un agent anticollant et un antioxydant et a une viscosité de 10 à 30 cps.

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