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US 5,684,053 AGranted
Process for reclaiming paint and a paint formulation
AssigneeCaterpillar Inc.
InventorJohn M. Spangler
Life of this patent
Estimating the term…
Abstract
A process for recovering paint overspray particles includes segregating the paint overspray by color and type, and detackifying, dewatering, drying and particulizing the dried, dewatered, detackified, segregated paint overspray compounds. The resultant compounds is used as paint additive.
Claims5
A process for reclaiming paint compounds from water, comprising the steps of:
- maintaining said paint compounds separate by color;
- treating said paint compounds separated by color, individually and sequentially to remainder of said process steps, as follows;
- detackifying said separated paint compound by adding hydrophobic fumed silica;
- dewatering the detackified separated paint compound;
- conditioning the dewatered and detackified paint compound by the addition of a biocide to remove bacteria;
- drying the dewatered detackified paint compound to a moisture content less than about 2 percent;
- and
- particulizing the dried, dewatered, detackified paint compounds to a size less than about 20 microns.
5 more elements
Dependencies are inferred from the claim text.