FILM FORMING FORMULATION FOR TEXTURED SURFACES
A film forming formulation and applicator device for use with the film forming formulation for obtaining sharp paint lines on textured surfaces is described. The formulation comprises a binder as a film forming component. The binder is selected from the group consisting of acrylic, styrene-butadiene rubber (SBR), polyvinyl acetate (PVAc), and ethylene-vinyl acetate (EVA). The binder comprises at least 90 percent by weight of the formulation.
1 . A formulation comprising:
a binder as a film forming component in a formulation for use in obtaining sharp paint lines on a textured surface,
wherein the binder is selected from the group consisting of acrylic, styrene-butadiene rubber (SBR), polyvinyl acetate (PVAc), and ethylene-vinyl acetate (EVA), and the binder comprises at least 90 percent by weight of the formulation.
2 . The formulation according to claim 1 , wherein the binder is in a form of an emulsion.
3 . The formulation according to claim 2 , wherein the emulsion is a styrene acrylic emulsion.
4 . The formulation according to claim 3 , wherein the styrene acrylic emulsion is hydrophobic.
5 . The formulation according to claim 1 , wherein the styrene acrylic emulsion comprises at least 92% by weight of the formulation.
6 . The formulation according to claim 3 , wherein the styrene acrylic emulsion comprises an acrylic polymer in a concentration of 50% to 52%, residual monomers in a concentration of less than 500 ppm, aqua ammonia in a concentration of 0% to 0.2%, and water in a concentration of 48% to 50%.
7 . The formulation according to claim 6 , wherein the acrylic polymer is selected from the group consisting of vinyl acrylic polymer, methyl methacrylate, and butyl acrylate.
8 . The formulation according to claim 7 , wherein the vinyl acrylic polymer is vinyl acetate, butyl acrylate, or a combination thereof.
9 . The formulation according to claim 1 , wherein the formulation further comprises a defoamer, a thickener, a dilutant, a matting agent, anti-settling agent, a biocide, a coalescent agent, or a combination thereof.
10 . The formulation according to claim 9 , wherein the biocide is present in a range of 0.04% to 0.25% by weight of the formulation.
11 . The formulation according to claim 10 , wherein the biocide is present in a range of 0.07% to 0.10% by weight of the formulation.
12 . The formulation according to claim 9 , wherein the defoamer is present in a range of 0.01% to 1% by weight of the formulation.
13 . The formulation according to claim 9 , wherein the thickener is an alkali soluble, acrylic thickener.
14 . The formulation according to claim 13 , wherein the alkali soluble, acrylic thickener has a pH in a range of about 2.8 to 3.0.
15 . The formulation according to claim 13 , wherein the alkali soluble, acrylic thickener is present in a range of about 0.05% to 2% by weight of the formulation.
16 . The formulation according to claim 13 , wherein the thickener is optionally diluted with a dilutant.
17 . The formulation according to claim 16 , wherein the dilutant is water.
18 . The formulation according to claim 9 , wherein the thickener is a non-ionic liquid associative thickener.
19 . The formulation according to claim 18 , wherein the non-ionic liquid associative thickener is present in a range of about 0.05% and 0.09% by weight of the formulation.
20 . The formulation according to claim 1 , wherein the formulation further comprises an additive.
21 . The formulation according to claim 20 , wherein the additive is selected from the group consisting of a UV stabilizer, dispersant, plasticizer, other stabilizer, and a combination thereof.
22 . The formulation according to claim 1 , wherein the formulation has a viscosity in a range of about 100 cps to 1200 cps when measured at a temperature of 73.4±3.6° F. using a Brookfield RVT viscometer with spindle #2 at 50 rpm.
23 . The formulation according to claim 1 , wherein the formulation has a viscosity in a range of about 1500 to 2500 cps when measured at a temperature of 73.4±3.6° F. using a Brookfield RVT viscometer with spindle #4 at 50 rpm.
24 . A formulation comprising:
a binder as a film forming component in a formulation for use in obtaining sharp paint lines on a textured surface, and
a color shift indicator or an acid-base (pH) indicator,
wherein the binder is selected from the group consisting of acrylic, styrene-butadiene rubber (SBR), polyvinyl acetate (PVAc), and ethylene-vinyl acetate (EVA).
25 . The formulation according to claim 24 , wherein the color shift indicator or the acid-base (pH) indicator is thymolphthalein stock solution or phenolphthalein.
26 . The formulation according to claim 22 , wherein the thymolphthalein stock solution has a color transition range in a pH range of about 9.3 to 10.5.
27 . The formulation according to claim 22 , wherein the phenolphthalein has a color transition range in a pH range of about 8.2 to 10.
28 . The formulation according to claim 27 , wherein the phenolphthalein is pink at a pH above 10.
29 . The formulation according to claim 27 , wherein the phenolphthalein is clear at a pH of 8.2 or below.
30 . A formulation comprising:
a binder in a form of an emulsion as a film forming component in a formulation for use in obtaining sharp paint lines on a textured surface, wherein the formulation has a glass transition temperature (Tg) of at least 10 degrees Celsius.
31 . The formulation according to claim 30 , wherein the binder is selected from the group consisting of acrylic, styrene-butadiene rubber (SBR), polyvinyl acetate (PVAc), and ethylene-vinyl acetate (EVA).
32 . The formulation according to claim 31 , wherein the binder is in a form of an emulsion.
33 . The formulation according to claim 32 , wherein the emulsion is a styrene acrylic emulsion.
34 . The formulation according to claim 30 , wherein the binder comprises at least 90 percent by weight of the formulation.
35 . The formulation according to claim 30 , wherein the formulation further comprises a color shift indicator, an acid-base (pH) indicator, or any other indicator of wetness or dryness.