US 12,473,439 B2
Paint tinting adjuvant with siccative for liquid colorant system
Jacob S. Donlon, Cleveland, OH (US); Mark W. Ellsworth, Cleveland, OH (US); and Patricia Olofsson-Elkow, Cleveland, OH (US)
Assigned to SWIMC LLC, Cleveland, OH (US)
Filed by SWIMC LLC, Cleveland, OH (US)
Filed on Jul. 8, 2020, as Appl. No. 16/923,267.
Prior Publication US 2022/0010148 A1, Jan. 13, 2022
Int. Cl. C09D 7/80 (2018.01); C08K 3/08 (2006.01); C08K 3/22 (2006.01); C08K 9/04 (2006.01); C09D 7/61 (2018.01); C09D 7/63 (2018.01); C09D 153/00 (2006.01); C09D 167/00 (2006.01)
CPC C09D 7/80 (2018.01) [C08K 3/08 (2013.01); C08K 3/22 (2013.01); C08K 9/04 (2013.01); C09D 7/61 (2018.01); C09D 7/63 (2018.01); C09D 153/00 (2013.01); C09D 167/00 (2013.01); C08K 2003/0812 (2013.01); C08K 2003/0825 (2013.01); C08K 2003/0843 (2013.01); C08K 2003/0856 (2013.01); C08K 2003/0893 (2013.01); C08K 2003/2241 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A point-of-sale custom color system for tinting base paints and stains, the system comprising:
a) an array of water-only fluid colorants including at least white, green, blue and red colorants comprising one or more pigments or dyes and a surface treatment, the colorants being packaged in containers with a volume of about 0.5 to about 5 L and from which colorant is gravimetrically or volumetrically dispensed via an automated or manual colorant dispenser into a base paint or stain with a volume of about 0.2 to 20 L;
b) at least one siccative; and
c) at least one synergist containing, primarily or exclusively, one or more ingredients that will disperse the water-only colorants into solvent-borne base paints or stains,
wherein the at least one siccative and the at least one synergist are in a pre-mixed mixture and stored in a container, wherein the pre-mixed mixture comprises about 0.01 wt. %-20.0 wt. % of the at least one siccative and about 10 wt. % to about 100 wt. % of combined siccatives and surfactants on a dry weight basis,
wherein the pre-mixed mixture comprises one or more nonionic, anionic, cationic, or amphoteric surfactants, and one or more glycols, glycol ethers, alcohols, esters, and ester alcohols, and
wherein after the siccative is added to or dispersed within the base paint or stain, the paint or stain comprises about 0.5 wt. % to about 10 wt. % total siccative based on dry solids of the base paint or stain.