Water and oil repellent metal oxide-organic combination coating systems and method of making same

Claim 3

The method of claim 1 wherein the oxide and/or hydroxide is selected from the group consisting of zirconium, aluminum, iron, chromium, tin and titanium, and mixtures thereof.

Claim 4

The method of claim 1 wherein the combining compound is selected from the group consisting of: (1) stearic acid (2) palmitic acid (3) myristic acid (4) oleic acid (5) linoleic acid (6) linolenic acid (7) methyl stearate (8) potassium stearate (9) sodium stearate (10) ammonium stearate (11) triethanolamine stearate (12) potassium palmitate (13) sodium palmitate (14) ammonium palmitate (15) triethanolamine palmitate (16) potassium myristate (17) sodium myristate (18) ammonium myristate (19) triethanolamine myristate (20) potassium oleate (21) sodium oleate (22) ammonium oleate (23) triethanolamine oleate (24) naptha (25) n-hexadecane (26) cetyl alcohol (27) lanolin (28) acetone (29) methyl ethyl keytone (30) methanol (31) isopropanol (32) 2-propanol (33) 1-pentanol (34) 1,6-hexanediol (35) hexyl alcohol (36) heptal alcohol (37) 1,1,1-trichloroethane (38) tetrachloroethylene (39) methyl chloride (40) methylene chloride (41) carbon tetrachloride (42) mineral spirits (43) mineral oil (44) paraffin (45) Stoddard solvent (46) lanolin (47) polydimethylsiloxane (48) dimethylsilicone wax (49) methylalkylpolysiloxane (50) chlorophenylmethylsiloxane (51) fluorodimethylsiloxane (52) fluorocarbon (53) hydroxy terminated (SiOH) dimethyl reactive silicone and mixtures thereof.

Claim 5

The method of claim 1 wherein the oxide slurry includes an effective amount of a lubricity agent selected from the group consisting of polyethylene glycol, alkoxypolyethylene glycol and mixtures thereof.

Claim 6

The method of claim 1 wherein the combining compound is a silicone.

Claim 7

The method of claim 3 wherein the combining compound comprises a mixture of a heat evaporative organic solvent and/or a solid organic compound or viscous organic liquid and mixtures thereof.

Claim 8

The method of claim 6 wherein the combining compound mixture is of methanol and stearic acid.

Claim 9

The method of claim 6 wherein the combining compound mixture is of methyl-ethyl keytone and dimethylsilicone.

Claim 10

The method of claim 7 or 8 including adding propylene glycol as an extender.

Claim 11

The method of claim 6 wherein the evaporative organic solvent is selected from the group consisting of: (1) naptha (2) n-hexadecane (3) cetyl alcohol (4) acetone (5) methyl ethyl keytone (6) isopropanol (7) 2-propanol (8) 1-pentanol (9) 1,6-hexanediol (10) hexyl alcohol (11) heptal alcohol (12) 1,1,1-trichloroethane (13) tetrachloroethylene (14) methyl chloride (15) methylene chloride (16) carbon tetrachloride and mixtures thereof and the solid organic compound and viscous organic liquid is selected from the group consisting of: (17) stearic acid (18) palmitic acid (19) myristic acid (20) oleic acid (21) linoleic acid (22) linolenic (23) methyl stearate (24) potassium stearate (25) sodium stearate (26) ammonium stearate (27) triethanolamine stearate (28) potassium palmitate (29) sodium palmitate (30) ammonium palmitate (31) triethanolamine palmitate (32) potassium myristate (33) sodium myristate (34) ammonium myristate (35) triethanolamine myristate (36) potassium oleate (37) sodium oleate (38) ammonium oleate (39) triethanolamine oleate (40) lanolin (41) polydimethylsiloxane (42) dimethylsilicone wax (43) methylalkylpolysiloxane (44) chlorophenylmethylsiloxane (45) fluorodimethylsiloxane (46) fluorocarbon and mixtures thereof.

Claim 12

The method of claim 1 wherein the oxide coating is treated by exposing the coating to a combining compound in vapor form.

Claim 13

The method of claim 1 wherein the organic coating is heated to provide an accelerated cure thereof.

Claim 14

The method of claim 12 wherein the organic compound is vaporized by heating to a vapor and contacting the oxide coating with the vapors.

Claim 15

The method of claim 1 wherein the liquid base is water on the order of about 0 to about 70% and the oxide is a zirconium oxide precipitate containing from about 6 to about 7% by weight oxide when heated to about 250° F. for a period of time to remove substantially all of the water and a polyethylene glycol on the order of about 0.0 to about 0.05% by weight.

Claim 16

A water and oil repellent combination coating on a substrate selected from the group consisting of glass, tile, ceramic, porcelain, metals and metal oxides, paints, enamels and organic materials containing sizable amounts of inorganics on or in the surface which comprises a first layer adhered to the substrate by rubbing until at least nearly dry a hydrated oxide and/or hydroxide of a metal selected from the group consisting of zirconium, aluminum, iron, chromium, tin, titanium, nickel, cobalt, cerium and mixtures thereof and a second layer combined with the first layer comprising an organic compound selected from the group consisting of: (1) stearic acid (2) palmitic acid (3) myristic acid (4) oleic acid (5) linoleic acid (6) linolenic acid (7) methyl stearate (8) potassium stearate (9) sodium stearate (10) ammonium stearate (11) triethanolamine stearate (12) potassium palmitate (13) sodium palmitate (14) ammonium palmitate (15) triethanolamine palmitate (16) potassium myristate (17) sodium myristate (18) ammonium myristate (19) triethanolamine myristate (20) potassium oleate (21) sodium oleate (22) ammonium oleate (23) triethanolamine oleate (24) naptha (25) n-hexadecane (26) cetyl alcohol (27) lanolin (28) acetone (29) methyl ethyl ketone (30) methanol (31) isopropanol (32) 2-propanol (33) 1-pentanol (34) 1,6-hexanediol (35) hexyl alcohol (36) heptal alcohol (37) 1,1,1-trichloroethane (38) tetrachloroethylene (39) methyl chloride (40) methylene chloride (41) carbon tetrachloride (42) mineral spirits (43) mineral oil (44) paraffin (45) Stoddard solvent (46) lanolin (47) polydimethylsiloxane (48) dimethylsilicone wax (49) methylalkylpolysiloxane (50) chlorophenylmethylsiloxane (51) fluorodimethylsiloxane (52) fluorocarbon (53) hydroxy terminated (SiOH) dimethyl reactive silicone and mixtures thereof.

Claim 17

A water and oil repellent combination coating on a substrate selected from the group consisting of glass, tile, ceramic, porcelain, metals and metal oxides, paints, enamels and organic materials containing sizable amounts of inorganics on or in the surface which comprises a first layer adhered to the substrate by rubbing until at least nearly dry a hydrated oxide and/or hydroxide of a metal selected from the group consisting of zirconium, aluminum, iron, chromium, tin, titanium, nickel, cobalt, cerium and mixtures thereof and a second layer combined with the first layer comprising an organic compound selected from the group consisting of: (1) stearic acid (2) palmitic acid (3) myristic acid (4) oleic acid (5) linoleic acid (6) linolenic acid (7) methyl stearate (8) potassium stearate (9) sodium stearate (10) ammonium stearate (11) triethanolamine stearate (12) potassium palmitate (13) sodium palmitate (14) ammonium palmitate (15) triethanolamine palmitate (16) potassium myristate (17) sodium myristate (18) ammonium myristate (19) triethanolamine myristate (20) potassium oleate (21) sodium oleate (22) ammonium oleate (23) triethanolamine oleate (24) naptha (25) n-hexadecane (26) cetyl alcohol (27) lanolin (28) acetone (29) methyl ethyl ketone (30) methanol (31) isopropanol (32) 2-propanol (33) 1-pentanol (34) 1,6-hexanediol (35) hexyl alcohol (36) heptal alcohol (37) 1,1,1-trichloroethane (38) tetrachloroethylene (39) methyl chloride (40) methylene chloride (41) carbon tetrachloride (42) mineral spirits (43) mineral oil (44) paraffin (45) Stoddard solvent (46) lanolin (47) polydimethylsiloxane (48) dimethylsilicone wax (49) methylalkylpolysiloxane (50) chlorophenylmethylsiloxane (51) fluorodimethylsiloxane (52) fluorocarbon (53) hydroxy terminated (SiOH) dimethyl reactive silicone and mixtures thereof.

Claim 20

The method of claim 16 wherein the inert material is talc.

Claim 21

The method of claim 16 wherein the inert material is kaolin.

Claim 22

The method of claim 16 wherein the mixture includes a lubricity agent selected from the group consisting of methoxypolyethylene glycol, propylene glycol, polyethylene glycol and mixtures thereof.

Claim 23

The method of claim 1 wherein the substrate is selected from the group consisting of glass, tile, ceramic, porcelain, steel, aluminum, copper, chromium, zinc, brass, silver and stainless steel.

Claim 24

The method of claim 1 wherein the substrate is a metal selected from the group consisting of steel, aluminum, copper, chromium, zinc, brass, silver and stainless steel.

Claim 25

The method of claim 1 wherein the oxide is about half and half zirconium oxide and aluminum oxide.

Claim 26

The combination coating of claim 15 wherein the oxide and combining compound combination is selected from the group consisting of zirconium oxide and stearic acid; aluminum oxide and stearic acid; and, aluminum oxide and a silicone.

Claim 27

The method of claim 1 wherein the oxide is selected from the group consisting of aluminum oxide and zirconium oxide and the combining compound is selected from the group consisting of stearic acid and silicone.

Claim 28

The method of claim 1 wherein the oxide and/or hydroxide is selected from the group consisting of zirconium and chromium and mixtures thereof.

Claim 29

The method of claim 1 wherein the oxide and/or hydroxide is of zirconium.

Claim 30

The method of claim 1 wherein the combining compound is a fluorocarbon.

Claim 31

The method of claim 1 wherein the oxide is about half and half zirconium oxide and chromium oxide.

Claim 32

The method of claim 1 wherein the oxides and/or hydroxides are selected from the group of mixed and coprecipitated oxides of zirconium and chromium.

Claim 33

The method of claim 1 wherein the oxides and/or hydroxides are selected from the group of zirconium, chromium and iron oxides and mixtures thereof.

Claim 38

The method of claim 32 wherein the hydrated oxide comprises a metal selected from the class consisting of zirconium, aluminum, iron, chromium, tin and titanium.

Claim 39

The method of claim 33 wherein the combining compound is selected from the class consisting of alcohols, ketones, hydrocarbons, chlorinated hydrocarbons, fatty acids, fatty acid soaps, natural oils, silicones, fluorocarbons, and combinations thereof.

Claim 40

The method of claim 34 wherein the surface coating is transparent and abrasion resistant and the oxide comprises an oxide of zirconium, tin, chromium and iron.

Claim 41

A substrate selected from the group consisting of glass, tile, ceramic, porcelain, metals and metal oxides, paints, enamels and organic materials containing sizable amounts of inorganics on or in the surface having a water and oil repellent and abrasion resistant surface coating formed by rubbing an aqueous slurry of highly hydrated metal oxide onto said substrate until it is dry or nearly dry to form an organic-receptive prime coat and applying over said prime coat a combining compound containing carbon atoms which combines with the prime coat to provide water and oil repellency.

Claim 42

A substrate selected from the group consisting of glass, tile, ceramic, porcelain, metals and metal oxides, paints, enamels and organic materials containing sizable amounts of inorganics on or in the surface having a water and oil repellent and abrasion resistant surface coating formed by rubbing an aqueous slurry of highly hydrated metal oxide onto said substrate until it is dry or nearly dry to form an organic-receptive prime coat and applying over said prime coat a combining compound containing carbon atoms which combines with the prime coat to provide water and oil repellency.

Claim 43

The coated substrate of claim 36 wherein said highly hydrated metal oxide is zirconium oxide and said combining compound is stearic acid.

Claim 44

The method of claim 32 wherein the aqueous slurry is rubbed onto the substrate by means of a cotton ball.

Claim 45

The substrate of claim 36 wherein the aqueous slurry is rubbed onto the substrate by means of a cotton ball.

Claim 46

A substrate selected from the group consisting of glass, tile, ceramic, porcelain, metals and metal oxides, paints, enamels and organic materials containing sizable amounts of inorganics on or in the surface having a metal oxide coating adhered thereto forming an organic receptive prime coat and a combining compound coating thereon containing carbon atoms combined with the prime coat providing a combined water and oil repellent coating.

Claim 47

A substrate selected from the group consisting of glass, tile, ceramic, porcelain, metals and metal oxides, paints, enamels and organic materials containing sizable amounts of inorganics on or in the surface having a metal oxide coating adhered thereto forming an organic receptive prime coat and a combining compound coating thereon containing carbon atoms combined with the prime coat providing a combined water and oil repellent coating.

Claim 48

The article of claim 40 wherein the substrate is a silica based optical eye glass lense.

Claim 49

The article of claim 40 wherein the oxide is of a metal selected from the group consisting of zirconium, aluminum, iron, chromium, tin and titanium.

Claim 50

The article of claim 40 wherein the combining compound is selected from the class consisting of alcohols, ketones, hydrocarbons, chlorinated hydrocarbons, fatty acids, fatty acid soaps, natural oils, silicones, fluorocarbons, and combinations thereof.