C - Chemistry – Metallurgy – 09 – D
Patent
C - Chemistry, Metallurgy
09
D
C09D 11/16 (2006.01) B43K 7/00 (2006.01) B43K 8/00 (2006.01) C09D 11/18 (2006.01)
Patent
CA 2403853
A water-based, erasable marking composition comprising 1-86 % by weight water, 0.3-38 % by weight pigment, 13-45 % by weight polyurethane, and 0-85 % by weight glycerin. The present invention also includes an application instrument comprising an outer body having a first end, an applicator at the first end of the outer body, a reservoir included within the outer body and in fluid communication with the applicator, and a water-based, erasable marking composition within the reservoir. The water-based, erasable marking composition comprises the composition of the invention.
L'invention porte sur un composition aqueuse effaçable pour marqueur comprenant de 1 à 86 % en poids d'eau, de 0,3 à 38 % en poids de pigment, de 13 à 45 % en poids de polyuréthane, et de 0 à 85 % en poids de glycérine. L'invention porte également sur un instrument d'application comportant un corps extérieur, une premier extrémité munie d'un applicateur, et un réservoir situé dans le corps extérieur communiquant avec l'applicateur et rempli de la susdite composition.
Allison Keith J.
Kaiser Richard J.
Binney & Smith Inc.
Crayola Llc
Mcfadden Fincham
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