Universal paint tinting concentrates

Details Universal paint tinting concentrates Universal paint tinting concentrates

C - Chemistry, Metallurgy

09

C

C09C 3/08 (2006.01) C09B 67/38 (2006.01) C09D 7/12 (2006.01)

Patent

CA 2346816

A universal tinting concentrate for both solvent- and water-based paints and coatings. The universal tinting concentrate is a composition which includes a colorant component, such as pigment, colorant, tinting agent and/or metal effect agent; a pigment dispersant including an organic acid containing no more than 70 carbon atoms; and a pH- neutralizing agent. In one embodiment of the invention, the pigment dispersant is represented by structure (I), where r and s are integers and r + s is 6 to 16; and x and y are integers and x + y is 0 to 19; and Z is H or COOH and Z' is H or COOH.

La présente invention concerne un concentré de coloration universel pour revêtements et peintures, à la fois à base de solvant et à base de peinture. Ce concentré colorant universel est une composition qui comprend un composant colorant tel qu'un pigment, un colorant, un agent colorant et/ou un agent de métallisation ; un dispersant de pigment renfermant un acide organique comptant au maximum 70 atomes de carbone et un agent neutralisateur de pH. Selon un autre mode de réalisation, le dispersant de pigment est représenté par une structure (I) dans laquelle: r et s sont des entiers et r + s vaut de 6 à 16; x et y sont des entiers et x + y vaut de 0 à 19; et Z est H ou COOH et Z' est H ou COOH.

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