CONTAINER WASHING AND DETERGENT FOR USE THEREOF
The presently disclosed subject matter is directed to acidic disinfecting and/or cleaning compositions that comprise an acid, a solvent, a nonionic surfactant and optionally one or more additives. The disclosed compositions can be used to clean and/or disinfect a wide variety of products (such as bottles) in the food, dairy, beverage, brewery, and soft drink industries.
1 . A method of cleaning a container said method comprising:
a. providing a container;
b. cleaning the container with an acidic detergent composition at 30-60° C. for 1-15 minutes using a bottlewashing apparatus, wherein the detergent composition having, based on the total weight of the composition:
i. 1-60 weight percent of an acid,
ii. 1-60 weight percent of a solvent, and
iii. 1-10 weight percent of a nonionic surfactant;
c. rinsing the container with water;
d. cleaning the container with caustic solution at 30-60° C. for 0.5-15 minutes; and
e. rinsing the container with potable water.
2 . The method of claim 1 , wherein the acid is selected from the group consisting of a phosphoric acid, a sulfuric acid, a sulfamic acid, a methylsulfamic acid, a hydrochloric acid, a hydrobromic acid, a hydrofluoric acid, a nitric acid, a hydroxyacetic (glycolic) acid, a citric acid, a lactic acid, a formic acid, an acetic acid, a propionic acid, a butyric acid, a valeric acid, a caproic acid, a gluconic acid, an itaconic acid, a trichloroacetic acid, an urea hydrochloride acid, a benzoic acid, an oxalic acid, a maleic acid, a fumaric acid, an adipic acid, a terephthalic peroxyacetic acid, a peroxyoctanoic acid, and any combination thereof.
3 . The method of claim 1 , wherein the acidic detergent composition further comprising 1-5 weight percent of an additive based on the total weight of the composition, the additive selected from the group consisting of a sequestrant, a surfactant, a buffer, a biocide, and any combination thereof.
4 . The method of claim 1 , wherein a pH of the acidic detergent composition is 6.0 or less.
5 . The method of claim 1 , wherein the solvent comprising one or any combination of water, a butyl diglycol, a diglycol, ethanol, an isopropanol, a 1,2-propylene glycol, and a butylene glycol.
6 . The method of claim 1 , wherein the nonionic surfactant is selected from the group consisting of a polyalkene oxide, a polyalkylene oxide, an alkanoamide, an alkyl polyethylene oxide, an alkylphenol polyethylene oxide, a polyoxyethylenated alkyl amine oxide, a polyoxyethylenated polyoxypropylene glycol, an alkyl polyglucoside, an alkyl carboxylic acid esters, a polyoxyethylenated mercaptan, an alkyl diglyceride, a polyoxyethylenated alkanolamine, a polyalkoxylated amide, a tertiary acetylenic glycol, a t-octylphenoxypolyethoxyethanol, a polyoxyethylenesorbitan monolaurate, a polyoxyethylenesorbitan monolaurate, a polyoxyethylenesorbitan monopalmitate, a polyoxyethylenesorbitan monostearate, a polyoxyethylenesorbitan monooleate, a polyoxyethylenesorbitan monotrioleate, an (octylphenoxy) polyethoxyethanol, a triethyleneglycol monolauryl ether, a sorbitan monolaurate, and any combination thereof.
7 . The method of claim 1 , wherein the caustic solution is selected from the group consisting of NaOH, LiOH, KOH, NH 4 OH, Mg(OH) 2 , Ca(OH) 2 , and any combination thereof.
8 . The method of claim 1 , wherein the caustic solution comprises at least one additive selected from the group consisting of EDTA, EGTA, NTA, DTPA, HEIDA, IDS, MGDA, GLDA, GLUDA, a gluconic acid and/or a gluconate, 2,2′-bipyridyl, phosphonic acid, a complex phosphate, a phosphonate, and any mixture and salt thereof.
9 . The method of claim 1 , further comprising at least one additional cleaning or pre-rinsing step.
10 . The method of claim 1 , wherein said container is a container selected from the group comprising glassware and refillable PET.
11 . The method of claim 1 , wherein:
a. the caustic solution comprising 1-4 weight percent of a caustic comprising 0.2-0.8 weight percent additive, based on the total weight of the caustic solution; and
b. the acidic detergent composition comprising 1-5 weight percent of an acid, based on the total weight of the acid detergent composition.
12 . A detergent for use in a bottlewashing apparatus comprising:
a. an acidic-based detergent having, based on the total weight of the composition:
i. 1-60 weight percent of an acid,
ii. 1-60 weight percent of a solvent, and
iii. 1-10 weight percent of a nonionic surfactant,
wherein a pH of the acid-based detergent is less than 6; and
b. a caustic-based detergent,
wherein a pH of the caustic-based detergent is greater than 13.
13 . The detergent of claim 12 , wherein the acid is selected from the group consisting of a phosphoric acid, a sulfuric acid, a sulfamic acid, a methylsulfamic acid, a hydrochloric acid, a hydrobromic acid, a hydrofluoric acid, a nitric acid, a hydroxyacetic (glycolic) acid, a citric acid, a lactic acid, a formic acid, an acetic acid, a propionic acid, a butyric acid, a valeric acid, a caproic acid, a gluconic acid, an itaconic acid, a trichloroacetic acid, an urea hydrochloride acid, a benzoic acid, an oxalic acid, a maleic acid, a fumaric acid, an adipic acid, a terephthalic peroxyacetic acid, a peroxyoctanoic acid, and any combination thereof.
14 . The detergent of claim 12 , wherein the acid-based detergent further comprising 1-5 weight percent of an additive based on the total weight of the composition, the additive selected from the group consisting of a sequestrant, a surfactant, a buffer, a biocide, and any combination thereof.
15 . The detergent of claim 12 , wherein a pH of the acidic detergent composition is 6.0 or less.
16 . The detergent of claim 12 , wherein the solvent comprising any one or combination of water, a butyl diglycol, a diglycol, ethanol, an isopropanol, a 1,2-propylene glycol, and a butylene glycol.
17 . The detergent of claim 12 , wherein the nonionic surfactant is selected from the group consisting of a polyalkene oxide, a polyalkylene oxide, an alkanoamide, an alkyl polyethylene oxide, an alkylphenol polyethylene oxide, a polyoxyethylenated alkyl amine oxide, a polyoxyethylenated polyoxypropylene glycol, an alkyl polyglucoside, an alkyl carboxylic acid esters, a polyoxyethylenated mercaptan, an alkyl diglyceride, a polyoxyethylenated alkanolamine, a polyalkoxylated amide, a tertiary acetylenic glycol, a t-octylphenoxypolyethoxyethanol, a polyoxyethylenesorbitan monolaurate, a polyoxyethylenesorbitan monolaurate, a polyoxyethylenesorbitan monopalmitate, a polyoxyethylenesorbitan monostearate, a polyoxyethylenesorbitan monooleate, a polyoxyethylenesorbitan monotrioleate, an (octylphenoxy) polyethoxyethanol, a triethyleneglycol monolauryl ether, a sorbitan monolaurate, and any combination thereof.
18 . The detergent of claim 12 , wherein the caustic solution is selected from the group consisting of NaOH, LiOH, KOH, NH 4 OH, Mg(OH) 2 , Ca(OH) 2 , and any combination thereof.
19 . The detergent of claim 12 , wherein the caustic solution comprises at least one additive selected from the group consisting of EDTA, EGTA, NTA, DTPA, HEIDA, IDS, MGDA, GLDA, GLUDA, a gluconic acid and/or a gluconate, 2,2′-bipyridyl, phosphonic acid, a complex phosphate, a phosphonate, and any mixture and salt thereof.
20 . A detergent for use in a bottlewashing apparatus comprising:
a. an acidic-based detergent having, based on the total weight of the composition:
i. 1-60 weight percent of an acid, the acid is selected from the group consisting of a phosphoric acid, a sulfuric acid, a sulfamic acid, a methylsulfamic acid, a hydrochloric acid, a hydrobromic acid, a hydrofluoric acid, a nitric acid, a hydroxyacetic (glycolic) acid, a citric acid, a lactic acid, a formic acid, an acetic acid, a propionic acid, a butyric acid, a valeric acid, a caproic acid, a gluconic acid, an itaconic acid, a trichloroacetic acid, an urea fumaric acid, an adipic acid, a terephthalic peroxyacetic acid, a peroxyoctanoic acid, and any combination thereof,
ii. 1-60 weight percent of a solvent, the solvent comprising any one or combination of water, a butyl diglycol, a diglycol, ethanol, an isopropanol, a 1,2-propylene glycol, and a butylene glycol, and
iii. 1-10 weight percent of a nonionic surfactant, the nonionic surfactant is selected from the group consisting of a polyalkene oxide, a polyalkylene oxide, an alkanoamide, an alkyl polyethylene oxide, an alkylphenol polyethylene oxide, a polyoxyethylenated alkyl amine oxide, a polyoxyethylenated polyoxypropylene glycol, an alkyl polyglucoside, an alkyl carboxylic acid esters, a polyoxyethylenated mercaptan, an alkyl diglyceride, a polyoxyethylenated alkanolamine, a polyalkoxylated amide, a tertiary acetylenic glycol, a t-octylphenoxypolyethoxyethanol, a polyoxyethylenesorbitan monolaurate, a polyoxyethylenesorbitan monolaurate, a polyoxyethylenesorbitan monopalmitate, a polyoxyethylenesorbitan monostearate, a polyoxyethylenesorbitan monooleate, a polyoxyethylenesorbitan monotrioleate, an (octylphenoxy) polyethoxyethanol, a triethyleneglycol monolauryl ether, a sorbitan monolaurate, and any combination thereof, wherein a pH of the acid-based detergent is less than 6; and
b. a caustic-based detergent, the caustic solution is selected from the group consisting of NaOH, LiOH, KOH, NH 4 OH, Mg(OH) 2 , Ca(OH) 2 , and any combination thereof
wherein a pH of the caustic-based detergent is greater than 13.