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US 5,290,543 AGranted
Long wearing nail enamel topcoat and related methods
AssigneeRevlon Consumer Products Corporation
InventorsHovig Ounanian, Joseph DiSomma, Debra Coleman, Robert W. Sandewicz, Anthony Castrogiovanni
Life of this patent
Estimating the term…
Abstract
A long wearing nail enamel topcoat and a method for doubling the wear of nail enamel using the topcoat of the invention.
Claims7
A nail enamel topcoat composition consisting of:
- ______________________________________ w/w % ______________________________________ Toluene 30-40 Ethyl acetate 10-20 N-butyl acetate 10-20 1/2 sec. nitrocellulose 5-15 Santolite MHP 5-15 (toluene sulfonamide formaldehyde resin) Isopropyl alcohol 5-15 Dibutyl phthalate 1-10 N-butyl alcohol 1-5 Camphor 0.5-5 Polyvinyl butyral resin 0.5-5 1/4 sec. nitrocellulose 0.5-5 30-40 sec. nitrocellulose 0.5-1.5 ______________________________________
A nail enamel topcoat composition consisting of:
- ______________________________________ w/w % ______________________________________ 1/2 sec. RS nitrocellulose 9.00 1/4 sec. nitrocellulose 1.50 30-40 sec. nitrocellulose 0.75 Acetyl tributyl citrate 7.00 Etocrylene .025 N-butyl acetate 36.50 Ethyl acetate 18.00 Isopropyl alcohol 5.00 Toluene 5.00 Sucrose benzoate 14.50 Sucrose acetate isobutyrate 2.50 ______________________________________
A nail enamel topcoat composition consisting of:
- ______________________________________ w/w % ______________________________________ 1/2 sec. RS nitrocellulose 7.00 1/4 sec. RS nitrocellulose 1.20 30-40 sec. RS nitrocellulose 0.60 Glyceryl triacetate 5.00 Epoxy resin 4.00 Polyurethane 1.00 Toluene 5.00 Isopropyl alcohol 3.75 N-butyl acetate 43.50 Ethyl acetate 28.95 ______________________________________
A nail enamel topcoat composition consisting of:
- ______________________________________ w/w % ______________________________________ 1/2 sec. RS nitrocellulose 5.00 1/4 sec. RS nitrocellulose 10.00 30-40 sec. RS nitrocellulose 2.00 Dibutyl phthalate 6.00 Acrylates polymer 10.00 Butadiene/acrylate copolymer 0.50 Toluene 10.00 N-butyl acetate 22.50 Ethyl acetate 24.00 Ethyl lactate 2.00 Benzophenone-1 0.50 Isopropyl alcohol 7.50 ______________________________________
Dependencies are inferred from the claim text.