Pre-moistened eraser and cleaner for white board

Details Pre-moistened eraser and cleaner for white board Pre-moistened eraser and cleaner for white board

C - Chemistry, Metallurgy

11

D

C11D 17/04 (2006.01) B43L 19/00 (2006.01) B43L 21/00 (2006.01) C09D 9/04 (2006.01) A47L 13/17 (2006.01)

Patent

CA 2548257

An eraser/cleaner for a white marker board is formed from a substrate for absorbing a liquid and capable of retaining contaminant particles and an aqueous cleaning solution absorbed in the substrate. The cleaning solution is formulated from an alcohol present in a concentration of about 0.01 percent to about 40.0 percent by weight of the cleaning solution, a glycol ether present in a concentration of about 1.0 percent to about 15.0 percent by weight of the cleaning solution, a chelating agent present in a concentration of about 0.005 percent to about 1.0 percent by weight of the cleaning solution, a surfactant present in a concentration of about 0.01 percent to about 5.0 percent by weight of the cleaning solution and water present in a concentration of about 50.0 percent to about 90.0 percent by weight of the cleaning solution.

Effaceur et nettoyant pour tableau blanc formé d'un substrat qui absorbe un liquide et qui peut retenir des particules étrangères et d'une solution nettoyante aqueuse retenue par le substrat. La solution nettoyante est composée d'un alcool dont la concentration est de 0,01 à 40 % par volume de solution nettoyante, d'un éther glycolique dont la concentration est de 1 à 15 % par volume de solution nettoyante, d'un chélateur dont la concentration est de 0,005 à 1 % par volume de solution nettoyante, d'un surfactant dont la concentration est de 0,01 à 5 % par volume de solution nettoyante et d'eau dont la concentration est de 50 à 90 % par volume de solution nettoyante.

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