C - Chemistry – Metallurgy – 09 – D
Patent
C - Chemistry, Metallurgy
09
D
C09D 11/16 (2006.01) C09D 7/12 (2006.01) C09D 11/18 (2006.01)
Patent
CA 2406238
An erasable, shear-thinning writing composition includes a shear-thinning additive and graphite particles dispersed within an aqueous solvent system.
L'invention concerne une composition d'écriture effaçable, à rhéofluidification, qui comprend un additif de rhéofluidification et des particules de graphite qui sont dispersés dans un système de solvant aqueux.
Czubarow Pawel
Spencer Jean L.
Berol Corporation
Gowling Lafleur Henderson Llp
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