COMPOSITION FOR RESIDUAL SANITIZATION
A composition for providing a residual sanitizing effect to a surface. The composition comprises a neutralized acrylic polymer, a neutralized acrylic resin or a combination thereof in combination, a biocidal active, and a carrier. The composition comprises a neutralized styrene acrylic polymer, a neutralized styrene acrylic resin or a combination thereof in combination, a biocidal active, and a carrier.
1 . A composition for residual sanitization comprising:
a neutralized acrylic polymer, a neutralized acrylic resin, or a combination thereof,
a biocidal active, and
a carrier.
2 . The composition according to claim 1 , wherein the biocidal active is a quaternary amine or a mixture of quaternary amines.
3 . The composition according to claim 1 , wherein the biocidal active is polyhexamethylene biguanide (PHMB).
4 . The composition according to claim 1 , wherein the biocidal active is a silanated quaternary amine or a mixture of silanated quaternary amines.
5 . The composition according to claim 1 , wherein the biocidal active is present in an amount from about 0.05 weight % to 2 weight %.
6 . The composition according to claim 1 , wherein the carrier is water.
7 . The composition according to claim 1 , wherein the neutralized acrylic polymer is a neutralized styrene acrylic polymer.
8 . The composition according to claim 1 , wherein the neutralized acrylic resin is a neutralized styrene acrylic resin.
9 . The composition according to claim 8 , wherein the neutralized styrene acrylic resin has a molecular weight (wt. av.) in a range of about 2,000 to 18,000.
10 . The composition according to claim 9 , wherein the neutralized styrene acrylic resin has a molecular weight (wt. av.) in a range of about 3,000 to 10,000.
11 . The composition according to claim 8 , wherein the neutralized styrene acrylic resin has a glass transition temperature Tg (DSC) in a range of about 100° C. to 120° C.
12 . The composition according to claim 8 , wherein the neutralized styrene acrylic resin is in a form of a solid.
13 . The composition according to claim 12 , wherein the solid neutralized styrene acrylic resin in the composition is in a range of about 0.5 weight % to 20 weight %.
14 . The composition according to claim 1 , further comprising a component selected from the group consisting of a plasticizing agent, a nonionic surfactant, a fluoro surfactant, a coalescence solvent, a wax, a fragrance, a second polymer, and a combination thereof.
15 . The composition according to claim 1 , wherein the plasticizing agent is a tributoxyethyl phosphate.
16 . The composition according to claim 1 , wherein the plasticizing agent is present in a range of 0.05 weight % to about 2 weight %.
17 . The composition according to claim 1 , wherein the nonionic surfactant is present in a range of up to about 0.5 weight %.
18 . The composition according to claim 1 , wherein the coalescence solvent is diethylene glycol monoethyl ether.
19 . The composition according to claim 1 , wherein the coalescence solvent is present in a range of up to about 2 weight %.
20 . The composition according to claim 1 , wherein the wax is an oxidized polyethylene wax based emulsion.
21 . The composition according to claim 1 , wherein the wax is present in a range of up to 1 weight %.
22 . The composition according to claim 1 , further comprising benzyl alcohol.
23 . The composition according to claim 1 , wherein the benzyl alcohol is present in an amount of 0.25 weight % to 1.5 weight %.
24 . A method of making a composition, the method comprising:
neutralizing a styrene acrylic polymer, a styrene acrylic resin, or a combination thereof with a base; and
adding the neutralized styrene acrylic polymer, neutralized styrene acrylic resin, or combination thereof to a composition comprising a carrier and a biocidal active.
25 . The method according to claim 24 , wherein the biocidal active is selected from the group consisting of quaternary amine or a mixture of quaternary amines, polyhexamethylene biguanide (PHMB), a silanated quaternary amine or a mixture of silanated quaternary amines, and a combination thereof.
26 . The method according to claim 24 , wherein the composition further comprises benzyl alcohol.
27 . The method according to claim 24 , wherein the base is selected from the group consisting of an ammonia, an amine, and a combination thereof.
28 . The method according to claim 24 , wherein the amine is selected from the group consisting of a monoethanol amine (MEA), triethanol amine (TEA), and a combination thereof.
29 . An article treated with a composition for residual sanitization comprising:
a neutralized acrylic polymer, a neutralized acrylic resin, or a combination thereof,
a biocidal active, and
a carrier.
30 . The article according to claim 29 , wherein the article is in a form of a wipe.
31 . The article according to claim 29 , wherein the article comprises a synthetic material, a natural material, or a blend of synthetic and natural material.
32 . The article according to claim 31 , wherein the natural material is selected from the group consisting of cotton, linen, silk, wool, hemp, flax, and a combination thereof.
33 . The article according to claim 31 , wherein the synthetic material is selected from the group consisting of polypropylene, polystyrene, polyester, nylon, rayon, acrylic, spandex, and a combination thereof.
34 . A method of using a composition, the method comprising:
treating a substrate with a composition comprising a neutralized acrylic polymer, a neutralized acrylic resin, or a combination thereof, a biocidal active, and a carrier.
35 . The method according to claim 34 , further comprising:
using the treated substrate to impart a residual sanitization activity to a surface.
36 . The method according to claim 34 , wherein the treated substrate has up to 24-hour residual sanitization activity.