Masking agent for paint spray booths
AssigneeNalco Chemical Company
InventorsWilliam B. Brown, Cynthia E. Davis
Life of this patent
Estimating the term…
Abstract
A paint spray booth masking composition comprising: ______________________________________ Ingredients % by weight ______________________________________ Water 30-50 Polyvinylpyrrolidone 2-30 Saccharide 16-60 Water-soluble surfactant 0.07-0.13 Preservative 0.05-0.10 Water-soluble plasticizer 0-10 ______________________________________
Claims6
A masking composition comprising:
- ______________________________________ Ingredients % by weight ______________________________________ Water 30-50 Polyvinylpyrrolidone 2-30 A saccharide, from the group 16-60 consisting of monosaccharides, disaccharides, and corn syrup Water-soluble plasticizer 0-10. ______________________________________
A masking composition comprising:
- ______________________________________ Ingredients % by weight ______________________________________ Water 40-46 Polyvinylpyrrolidone 8-12 A saccharide, from the group 32-41 consisting of monosaccharides, disaccharides, and corn syrup Water-soluble surfactant .01-0.75 Water-soluble plasticizer 3-7. ______________________________________
A surface having been coated therewith with a composition comprising:
- ______________________________________ Ingredients % by weight ______________________________________ Water 40-46 Polyvinylpyrrolidone 8-12 A saccharide, from the group 32-41 consisting of monosaccharides, disaccharides, and corn syrup Water-soluble surfactant .01-0.75 Water-soluble plasticizer 3-7. ______________________________________
A method for protecting surfaces of paint spray booths from the adherance of oil-based coatings which comprises coating such surfaces prior to the application of such oil-based coatings with a composition comprising:
- ______________________________________ Ingredients % by weight ______________________________________ Water 40-46 Polyvinylpyrrolidone 8-12 A saccharide, from the group 32-41 consisting of monosaccharides, disaccharides, and corn syrup Water-soluble surfactant .01-0.75 Water-soluble plasticizer 3-7. ______________________________________
Dependencies are inferred from the claim text.