Coating compositions for marking substrates

Details Coating compositions for marking substrates Coating compositions for marking substrates

C - Chemistry, Metallurgy

08

K

C08K 5/09 (2006.01) B41M 5/145 (2006.01) B41M 5/26 (2006.01) B41M 5/30 (2006.01) B41M 5/32 (2006.01) C08K 5/098 (2006.01) C09D 11/02 (2006.01)

Patent

CA 2592426

The present invention provides coating compositions for marking substrates, which comprise a colour former in an amount of from 0.01 to 50%, a metal salt of a carboxylic acid in an amount of from 0.01 to 50%, a binder in an amount of from 1 to 80% and an organic solvent in an amount of from 1 to 99%, wherein each amount is by weight based on the weight of the composition. The present invention also provides a process for the preparation of the composition of the present invention, substrates coated with these compositions and a process for preparing a marked substrate using these compositions.

La présente invention porte sur des compositions de revêtement pour le marquage de substrats, ces compositions comprenant un coupleur coloré dans une quantité comprise entre 0,01 et 50 %, un sel métallique d'un acide carboxylique dans une quantité comprise entre 0,01 et 50 %, un liant dans une quantité comprise entre 1 et 80 % et un solvant organique dans une quantité comprise entre 1 et 99 %, chaque quantité étant en poids sur la base du poids de la composition. L'invention porte également sur un procédé de préparation de la composition, sur des substrats recouverts de ces compositions et sur un procédé de préparation d'un substrat marqué à l'aide de ses compositions.

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