Sol/gel-containing surface coating polymer compositions

Claim 2

A surface coating composition comprising (1) a sol or gel composition containing a salt and comprising colloidal salt particulates and (2) a polymer binder, said salt being present in said sol or gel composition in a corrosion-inhibiting concentration from about 0.1 to about 5 weight percent.

Claim 3

The composition defined in claim 1 wherein a latex of said polymer binder is selected from (1) conjugated diolefin polymers containing one or more conjugated diene monomers having 4 to 8 carbon atoms, (2) olefin-ester interpolymers containing a monoolefin monomer having up to 4 carbon atoms and an alkenyl or alkenol ester of a saturated carboxylic acid, (3) olefinically unsaturated carboxylic acid ester polymers containing polymerized, olefinically unsaturated monomers containing polymerized olefinically unsaturated carboxylic acid ester monomers, (4) polymers of olefinically unsaturated monomers containing alkenyl ether monomer units, (5) polymers of vinylidene chloride or vinyl chloride with or without other polymerized, olefinically unsaturated monomers, and (6) combinations thereof.

Claim 4

The composition defined in claim 2 comprising a rust-inhibiting property wherein a free iron-containing substrate exhibits rust on less than one percent of the surface are of said substrate at one week when said composition applied and dried on said substrate and subjected to 4 hour intervals of light and darkness with alternating overlapping 4 hour intervals of rain simulation in a QUV Weatherometer.

Claim 5

The composition defined in claim 2 further comprises a surface coating paste stock comprising one or more of the following: (a) a coalescing aid, (b) a thickening aid, (c) a dispersing aid, (d) a defoamer, (e) a biocide, (f) a pigment, (g) a drier, (h) a cosolvent, (i) a flow additive, and (j) a filler

Claim 6

The composition defined in claim 1 wherein said salt is selected from the group consisting of the acetates, chromates, molybdates, phosphates, plumbates and silicates of aluminum, ammonium, barium, cadmium, calcium, chromium, cobalt, copper, dysprosium, lead, lithium, magnesium, mercury, potassium, praseodymium, silicon, silver, sodium, strontium, uranium and zinc, and tetraethylammonium bromide, ferric citrate, and yttrium nitrate.

Claim 7

The composition defined in claim 1 wherein said salt comprises a divalent cation selected from the group consisting of barium, cadmium, calcium, copper, magnesium, mercury, strontium and zinc.

Claim 8

The composition defined in claim 1 wherein said salt comprises about 0.02 to about 1 weight percent.

Claim 9

The composition defined in claim 1 wherein the sol or gel composition comprises an organic solvent and a stabilizer containing either a hydroxycarboxylic acid or a nonionic surfactant.

Claim 10

The composition defined in claim 1 wherein said salt in said sol or gel composition comprises colloidal salt particulates.

Claim 11

A product surface coating composition prepared by the method comprising the step of admixing a sol or gel composition containing a sufficient concentration of a salt and comprising colloidal salt particulates to inhibit corrosion of a metal-containing substrate with a composition containing a polymer to produce a product surface coating composition or a surface coating precursor composition, said product surface coating composition or a product surface coating composition derived from said surface coating precursor composition both having a corrosion inhibiting property which is greater than that of the same product surface coating composition prepared without said salt from said sol or gel composition.

Claim 12

A product surface coating composition prepared by the method comprising the step of admixing a sol or gel composition containing a sufficient concentration of a salt and comprising colloidal salt particulates to inhibit corrosion of a metal-containing substrate with a composition containing a polymer to produce a product surface coating composition or a surface coating precursor composition, said product surface coating composition or a product surface coating composition derived from said surface coating precursor composition both having a corrosion inhibiting property which is greater than that of the same product surface coating composition prepared without said salt from said sol or gel composition.

Claim 13

The composition defined in claim 10 wherein the concentration of said sole or gel composition in said product surface coating composition is about 0.1 to about 5 weight percent.

Claim 14

The composition defined in claim 10 wherein said salt in said sol or gel composition comprises colloidal salt particulates.

Claim 15

The composition defined in claim 10 wherein the sol or gel composition comprises an organic solvent and a stabilizer containing either a hydroxycarboxylic acid or a nonionic surfactant.

Claim 16

A product paint composition prepared by the method comprising the step of admixing a sol or gel composition containing a salt and comprising colloidal salt particulates with a paint composition containing a polymer, and wherein sufficient salt is contained in said sol or gel composition to increase the corrosion inhibiting property of said product paint composition as compared to said product paint composition not containing said sol or gel composition.

Claim 17

A product paint composition prepared by the method comprising the step of admixing a sol or gel composition containing a salt and comprising colloidal salt particulates with a paint composition containing a polymer, and wherein sufficient salt is contained in said sol or gel composition to increase the corrosion inhibiting property of said product paint composition as compared to said product paint composition not containing said sol or gel composition.

Claim 18

The composition defined in claim 14 wherein said product paint composition is a latex-based paint.

Claim 19

The composition defined in claim 14 wherein said starting paint or paint precursor composition comprises a latex of a polymer and said salt comprises a divalent metal cation.

Claim 20

The composition defined in claim 14 wherein said product paint composition comprises a latex of a polymer selected from the group consisting of: (1) conjugated diolefin polymers containing one or more conjugated diene monomers having 4 to 8 carbon atoms, (2) olefin-ester interpolymers containing a monoolefin monomer having up to 4 carbon atoms and an alkenyl or alkenol ester of a saturated carboxylic acid, (3) olefinically unsaturated carboxylic acid ester polymers containing polymerized, olefinically unsaturated monomers containing polymerized olefinically unsaturated carboxylic acid ester monomers, (4) polymers olefinically unsaturated monomers containing alkenyl ether monomer units, (5) polymers of vinylidene chloride or vinyl chloride with or without other polymerized, olefinically unsaturated monomers, and (6) combinations thereof.

Claim 21

The composition defined in claim 14 wherein said salt in said sol or gel composition comprises colloidal salt particulates.

Claim 22

A product surface coating composition prepared by the method comprising admixing the following materials: (1) a sol or gel composition containing a salt, and comprising colloidal salt particulates a stabilizer and an organic solvent, (2) a polymer-containing composition, and (3) a surface coating paste stock, to produce a surface coating composition having a corrosion inhibiting property which is greater than substantially the same surface coating composition but not containing said sol or gel composition.

Claim 23

A product surface coating composition prepared by the method comprising admixing the following materials: (1) a sol or gel composition containing a salt, and comprising colloidal salt particulates a stabilizer and an organic solvent, (2) a polymer-containing composition, and (3) a surface coating paste stock, to produce a surface coating composition having a corrosion inhibiting property which is greater than substantially the same surface coating composition but not containing said sol or gel composition.

Claim 24

The composition defined in claim 19 wherein said salt in said sol or gel composition comprises colloidal salt particulates.

Claim 25

The composition defined in claim 19 wherein said salt is selected from the group consisting of the acetates, chromates, molybdates, phosphates, plumbates and silicates of aluminum, ammonium, barium, cadmium, calcium, chromium, cobalt, copper, dysprosium, lead, lithium, magnesium, mercury, potassium, praeseodymium, silicon, silver, sodium, strontium, uranium and zinc, and tetraethylammonium bromide, ferric citrate, and yttrium nitrate.

Claim 26

The composition defined in claim 19 wherein said salt comprises a divalent cation selected from the group consisting of barium, cadmium, calcium, copper, magnesium, mercury, strontium and zinc.

Claim 27

The composition defined in claim 19 wherein said surface coating paste stock comprises one or more of the following: (a) a coalescing aid, (b) a thickening aid, (c) a dispersing aid, (d) a defoamer, (e) a biocide, (f) a pigment, (g) a drier, (h) a cosolvent, (i) a flow additive, and (j) a filler.

Claim 28

The composition defined in claim 23 wherein said product paint composition comprises a latex of a polymer selected from the group consisting of: (1) conjugated diolefin polymers containing one or more conjugated diene monomers having 4 to 8 carbon atoms, (2) olefin-ester interpolymers containing a monoolefin monomer having up to 4 carbon atoms and an alkenyl or alkenol ester of a saturated carboxylic acid, (3) olefinically unsaturated carboxylic acid ester polymers containing polymerized, olefinically unsaturated monomers containing polymerized olefinically unsaturated carboxylic acid ester monomers, (4) polymers of olefinically unsaturated monomers containing alkenyl ether monomer units, (5) polymers of vinylidene chloride or vinyl chloride with or without other polymerized, olefinically unsaturated monomers, and (6) combinations thereof.

Claim 29

A precursor composition useful for preparing a product surface coating composition, said precursor composition comprising: (1) a polymer, and (2) a sol or gel composition containing sufficient amount of a salt and comprising colloidal salt particulates to inhibit the corrosion of a metal-containing substrate.

Claim 30

A precursor composition useful for preparing a product surface coating composition, said precursor composition comprising: (1) a polymer, and (2) a sol or gel composition containing sufficient amount of a salt and comprising colloidal salt particulates to inhibit the corrosion of a metal-containing substrate.

Claim 31

The precursor composition defined in claim 25 wherein the concentration of said salt in said sol or gel composition is about 1 to about 50 weight percent.