CN108849893A - Peroxyacetic acid disinfectant and preparation method thereof - Google Patents
Peroxyacetic acid disinfectant and preparation method thereof Download PDFInfo
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- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N37/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids
- A01N37/16—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing the group; Thio analogues thereof
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Abstract
The present invention relates to a kind of peroxyacetic acid disinfectant and preparation method thereof, which includes following components in percentage by weight:Hydrogen peroxide 50%~70%, acetic acid 20%~40%, catalyst 1.0%~4.0%, stabilizer 0.5%~3.0%, water surplus.Meet《Veterinary drug provincial standard rises national standard-peracetic acid soln (I)》Quality standard, i.e. content are 16%g/ml~23%g/ml, and for long shelf-life up to 1 year, the storage life for overcoming similar disinfectant only had the defect of a few week to half a year, provide quality stability guarantee for the marketing of product;And peroxyacetic acid disinfectant of the present invention does not need surfactant also and can obtain high concentration, stable peroxyacetic acid disinfectant, has both saved cost, solves the problems, such as that surfactant blocks air hole yet, is more advantageous to market safety circulation.
Description
Technical field
The present invention relates to chemical reagent technical fields, more particularly to peroxyacetic acid disinfectant and preparation method thereof.
Background technique
Peracetic acid belongs to strong oxidizer, easily decomposes, under the conditions ofs alkalinity, reducing substances and metal ion etc., acutely
Reaction is decomposed and is even exploded.Peracetic acid is excellent organic oxide again, can be fast with efficient quick sterilization effect
Speed kills a variety of germs such as bacterium, gemma fungi, saccharomycete, is widely used in the fields such as livestock and poultry farm, drinking-water, food.
Currently, peroxyacetic acid disinfectant concentration for animals requires 16%g/ml~23%g/ml, but meet the peroxide of the requirement
Often there is content and exceeds or be lower than acceptability limit in acetic acid disinfectant, and the shelf-life is not achieved 1 year.Patent
《A kind of peracetic acid soln and preparation method thereof without additive of CN201210132144-》The concentration of hydrogen peroxide mentioned is
40%-50%, acetic acid concentration 98%, molar ratio between the two are 1~2:1, the method for preparing Peracetic acid, required for
Technique it is more complex, need to purify hydrogen peroxide, acetic acid, control metal ion concentration and corresponding corollary equipment, technique behaviour
Make complicated.《A kind of high concentration high stability unitary peroxyacetic acid disinfectant of CN201410542587- and preparation method thereof》In mention
The hydrogen peroxide for the use 17%~20% arrived and 71%~73% acetic acid configure peroxyacetic acid disinfectant and solution needs to exist
27 DEG C -30 DEG C cure can obtain final solution in 7-10 days under confined conditions.《A kind of stable peroxide second of CN201010158445-
Cinic acid agent》In mention use 26%~31.5% hydrogen peroxide with 8%~15% acetic acid configure peracetic acid disinfectant
Agent obtains final solution after placing 30 days.《A kind of preparation method of stable peracetic acid disinfectant of CN201010611181-》
In mention using hydrogen peroxide 27~39% and acetic acid 22%~36% configure peroxyacetic acid disinfectant,
《A kind of hydrogen peroxide of CN201210528203- and Peracetic acid mixed type disinfectant and its preparation method》In mention used
Hydrogen oxide 25%~40% and acetic acid 9%~15% configure peroxyacetic acid disinfectant, all mention in rear three patents in peroxide second
Surfactant is added in cinic acid agent, since surfactant agent will increase the surface tension of disinfectant, it is saturating that this is easy blocking
Stomata causes Peracetic acid, hydrogen peroxide to decompose the gas discharge generated and is obstructed, easily causes danger.Therefore, prepare high concentration,
High stability, stores the problem of peracetic acid soln of transportation safety is current urgent need to resolve at long shelf-life.
Summary of the invention
Based on this, the present invention provides a kind of peroxyacetic acid disinfectant, effective component peroxyacetic acid concentration height, stability
Good, long shelf-life using safe operation, stores transportation safety, and low in cost.
A kind of peroxyacetic acid disinfectant, including following components in percentage by weight:Hydrogen peroxide 50%~70%, acetic acid
20%~40%, catalyst 1.0%~4.0%, stabilizer 0.5%~3.0% and water surplus.
Above-mentioned peroxyacetic acid disinfectant, meets《Veterinary drug provincial standard rises national standard-peracetic acid soln (I)》Quality
Standard, i.e. content be 16%g/ml~23%g/ml, long shelf-life up to 1 year, overcome similar disinfectant storage life only have it is several
The defect of week to half a year provides quality stability guarantee for the marketing of product;And peroxyacetic acid disinfectant of the present invention is not
High concentration, stable peroxyacetic acid disinfectant can be obtained by needing surfactant also, both saved cost, also solved surface
Activating agent blocks the problem of air hole, is more advantageous to market safety circulation.
Peroxyacetic acid disinfectant includes following components in percentage by weight in one of the embodiments,:Hydrogen peroxide
50%~65%, acetic acid 29%~40%, catalyst 2.5%~4.0%, stabilizer 0.5%~2.0% and water surplus.
The purity of hydrogen peroxide is 27.5%~55% in one of the embodiments,.
The purity of hydrogen peroxide is 35%~50% in one of the embodiments,.
The purity of acetic acid is >=90.0% in one of the embodiments,.
Catalyst is organic acid or inorganic acid in one of the embodiments,.
Catalyst is one of phosphoric acid, sulfuric acid, hydrochloric acid, carbonic acid, formic acid or a variety of in one of the embodiments,.
Stabilizer is selected from one of aminocarboxylate, cxine sulphate, phosphorus-containing compound in one of the embodiments,
Or it is a variety of.
Aminocarboxylate is selected from one of the embodiments,:Sodium ammonium triacetate, ethylenediamine tetra-acetic acid, ethylenediamine tetrem
Acid disodium, tetrasodium ethylenediamine tetraacetate and diethylenetriamine pentacarboxylic acid salt etc.;The cxine sulphate is selected from:Oxyquinoline, 8-
Oxyquinoline, 8-hydroxyquinoline aluminium, copper 8-quinolinolate and 8-hydroxyquinoline sulfate etc.;The phosphorus-containing compound is selected from:Phosphorus
Acid, pyrophosphoric acid, hexa metaphosphoric acid, sodium pyrophosphate, ethylenediamine tetraacetic methyl acid phosphate, hydroxy-methylbenzene fork diphosphonic acid, 1-hydroxy ethylidene-1,1-diphosphonic acid,
Five methene phosphoric acid of diethylenetriamine and dimethylamino methane fork diphosphonic acid etc..
The present invention also provides a kind of preparation method of peroxyacetic acid disinfectant, the preparation method simple production process, behaviour
Make safety, without large scale equipments such as fractionating columns, without filtering, it can be achieved that property is big.
A kind of preparation method of peroxyacetic acid disinfectant, includes the following steps:
Following components in percentage by weight is provided:Hydrogen peroxide 50%~70%, acetic acid 20%~40%, catalyst
1.0%~4.0%, stabilizer 0.5%~3.0%, water surplus;
By in the water, acetic acid, stabilizer investment reaction vessel, stirs to solution clear, add catalyst, often
It is stirred evenly under normal temperature and pressure, is eventually adding hydrogen peroxide, is stirred evenly under normal temperature and pressure, be formulated as final solution, final solution
Cure 2-3 days at normal temperatures and pressures to get peroxyacetic acid disinfectant.
Detailed description of the invention
Fig. 1 is that embodiment 1 and comparative example 1 store 12 middle of the month Peracetic acid changes of contents curve graphs in the cool;
Fig. 2 is that embodiment 2 and comparative example 2 store 12 middle of the month Peracetic acid changes of contents curve graphs in the cool;
Fig. 3 is that embodiment 3 and comparative example 3 store 12 middle of the month Peracetic acid changes of contents curve graphs in the cool.
Specific embodiment
It to facilitate the understanding of the present invention, below will be to invention is more fully described.But the present invention can be to be permitted
Mostly different form is realized, however it is not limited to embodiment described herein.On the contrary, purpose of providing these embodiments is makes
It is more thorough and comprehensive to the understanding of the disclosure.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.
The test method of actual conditions is not specified in the following example, according to conventional methods and conditions, or says according to commodity
The adjusting of bright book suggestion is selected.Reagents or instruments used without specified manufacturer is that can be obtained by commercially available purchase
Conventional products.
The present invention provides a kind of peroxyacetic acid disinfectant, which includes the group of following weight percent
Point:Hydrogen peroxide 50%~70%, such as can be, but be not limited to 50%, 51%, 53%, 55%, 56%, 57%, 59%,
60%, 62%, 63%, 65%, 67%, 68%, 69% or 70% etc.;Acetic acid 20%~40%, such as can be, but be not limited to
20%, 21%, 22%, 23%, 24%, 25%, 26%, 27%, 28%, 29%, 30%, 31%, 32%, 33%, 34%,
35%, 36%, 37%, 38%, 39% or 40% etc.;Catalyst 1.0%~4.0%, such as can be, but be not limited to 1.0%,
1.1%, 1.3%, 1.5%, 1.7%, 1.9%, 2.0%, 2.2%, 2.5%, 2.8%, 3.0%, 3.2%, 3.4%,
3.6%, 3.8% or 4.0% etc.;Stabilizer 0.5%~3.0%, such as can be, but be not limited to 0.5%, 0.8%, 1.0%,
1.2%, 1.5%, 1.6%, 1.7%, 1.8%, 1.9%, 2.0%, 2.1%, 2.2%, 2.3%, 2.4%, 2.6%,
2.7%, 2.9% or 3.0% etc.;Water surplus.
Above-mentioned peroxyacetic acid disinfectant, meets《Veterinary drug provincial standard rises national standard-peracetic acid soln (I)》Quality
Standard, i.e. content be 16%g/ml~23%g/ml, long shelf-life up to 1 year, overcome similar disinfectant storage life only have it is several
The defect of week to half a year provides quality stability guarantee for the marketing of product;And peroxyacetic acid disinfectant of the present invention is not
High concentration, stable peroxyacetic acid disinfectant can be obtained by needing surfactant also, both saved cost, also solved surface
Activating agent blocks the problem of air hole, is more advantageous to market safety circulation.
In one embodiment, peroxyacetic acid disinfectant includes following components in percentage by weight:Hydrogen peroxide 50%~
65%, acetic acid 29%~40%, catalyst 2.5%~4.0%, stabilizer 0.5%~2.0%, water surplus.
In one embodiment, the purity of hydrogen peroxide selects 27.5%~55%, such as can be, but be not limited to
27.5%, 28%, 30%, 35%, 36%, 37%, 38%, 39%, 40%, 41%, 42%, 43%, 44%, 45%, 46%,
47%, 48%, 49% or 50% etc..The hydrogen peroxide (>=60%) of high concentration is easy to decompose, and the purity of hydrogen peroxide is selected
27.5%~55%, while ensure that hydrogen peroxide oxidation, its decomposability is taken into account, makes feeding intake and peroxide in reaction process
Change hydrogen decomposition relatively to delay, effective ingredient concentration reaches reaction requirement.Preferably, the purity of hydrogen peroxide is 35%~50%.
In one embodiment, the purity of acetic acid is >=90.0%, such as can be, but be not limited to 90.0%, 90.5%,
91.0%, 91.5%, 92.0%, 92.5%, 93.0%, 93.5%, 94.0%, 94.5%, 95.0%, 95.5%, 96.0%,
96.5%, 97.0%, 97.5% or 98.0% etc..
Catalyst promotion hydrogen peroxide is reacted with acetic acid, so that it is successfully generated Peracetic acid, and improve yield.One reality
It applies in example, catalyst is one of organic acid or inorganic acid, such as phosphoric acid, sulfuric acid, hydrochloric acid, carbonic acid and formic acid or a variety of, example
Such as catalyst can be phosphoric acid, sulfuric acid, hydrochloric acid, carbonic acid or formic acid.
In one embodiment, stabilizer is selected from one of aminocarboxylate, cxine sulphate, phosphorus-containing compound or more
Kind.For example, aminocarboxylate is selected from:Sodium ammonium triacetate, ethylenediamine tetra-acetic acid, disodium ethylene diamine tetraacetate, ethylenediamine tetra-acetic acid
Four sodium and diethylenetriamine pentacarboxylic acid salt;Cxine sulphate is selected from:Oxyquinoline, 8-hydroxyquinoline, 8-hydroxyquinoline aluminium, 8- hydroxyl
Base copper 8-hydroxyquinolinate and 8-hydroxyquinoline sulfate;Phosphorus-containing compound is selected from:Phosphoric acid, pyrophosphoric acid, hexa metaphosphoric acid, sodium pyrophosphate, second two
Amine tetramethyl phosphoric acid, hydroxy-methylbenzene fork diphosphonic acid, 1-hydroxy ethylidene-1,1-diphosphonic acid, five methene phosphoric acid of diethylenetriamine and dimethylamino first
Alkylidene diphosphonic acid.
The preparation method of above-mentioned peroxyacetic acid disinfectant, includes the following steps:
Following components in percentage by weight is provided:Hydrogen peroxide 50%~70%, acetic acid 20%~40%, catalyst
1.0%~4.0%, stabilizer 0.5%~3.0%, water surplus;
By in the water, acetic acid, stabilizer investment reaction vessel, stirs to solution clear, add catalyst, often
It is stirred evenly under normal temperature and pressure, is eventually adding hydrogen peroxide, is stirred evenly under normal temperature and pressure, and reacted sufficiently, is formulated as final molten
Liquid, final solution cure 2-3 days at normal temperatures and pressures to get peroxyacetic acid disinfectant.Reaction vessel can be used conventional anti-
Answer container such as reaction kettle.
Preparation method simple production process, the safe operation of above-mentioned peroxyacetic acid disinfectant, set without large sizes such as fractionating columns
It is standby, without filtering, it can be achieved that property is big.
The following are specific embodiments:
Embodiment 1
By weight percentage, following components is taken:Hydrogen peroxide 55%, acetic acid 38%, catalyst:Sulfuric acid:2.5%, steady
Determine agent:Ethylenediamine tetra-acetic acid 2.5%, water 2.0%.
Wherein, the concentration of hydrogen peroxide is 35%, and the concentration of acetic acid is 93.0%.
Water, acetic acid are added in reaction kettle, ethylenediamine tetra-acetic acid is then added and stirs to solution clear, add sulphur
Acid stirs 18 minutes under normal temperature and pressure, is eventually adding hydrogen peroxide, stirs 40 minutes under normal temperature and pressure, be formulated as final solution,
Final solution cures 3 days at normal temperatures and pressures to get peroxyacetic acid disinfectant.
Embodiment 2
By weight percentage, following components is taken:Hydrogen peroxide 65%, acetic acid 29%, catalyst:Sulfuric acid:2.5%, steady
Determine agent:Sodium pyrophosphate 2.5%, water 1.0%.
Wherein, the concentration of hydrogen peroxide is 40%, and the concentration of acetic acid is 95.0%.
Water, acetic acid are added in reaction kettle, sodium pyrophosphate is then added and stirs to solution clear, add sulfuric acid,
It is stirred 20 minutes under normal temperature and pressure, is eventually adding hydrogen peroxide, is stirred 40 minutes under normal temperature and pressure, be formulated as final solution, most
Whole solution cures 3 days at normal temperatures and pressures to get peroxyacetic acid disinfectant.
Embodiment 3
By weight percentage, following components is taken:Hydrogen peroxide 57%, acetic acid 35%, catalyst:Sulfuric acid 4.0% is stablized
Agent:8-hydroxyquinoline 1.5%, water 2.5%.
Wherein, the concentration of hydrogen peroxide is 50%, and the concentration of acetic acid is 95.0%.
Water, acetic acid are added in reaction kettle, 8-hydroxyquinoline is then added and stirs to solution clear, add sulphur
Acid stirs 16 minutes under normal temperature and pressure, is eventually adding hydrogen peroxide, stirs 37 minutes under normal temperature and pressure, be formulated as final solution,
Final solution cures 3 days at normal temperatures and pressures to get peroxyacetic acid disinfectant.
Embodiment 4
By weight percentage, following components is taken:Hydrogen peroxide 53%, acetic acid 30.5%, catalyst:It is phosphatase 24 .0%, steady
Determine agent:Oxyquinoline 2.0%, water 10.5%.
Wherein, the concentration of hydrogen peroxide is 50%, and the concentration of acetic acid is 95.0%.
Water, acetic acid are added in reaction kettle, oxyquinoline is then added and stirs to solution clear, add phosphoric acid,
It is stirred 15 minutes under normal temperature and pressure, is eventually adding hydrogen peroxide, is stirred 35 minutes under normal temperature and pressure, be formulated as final solution, most
Whole solution cures 2 days at normal temperatures and pressures to get peroxyacetic acid disinfectant.
Embodiment 5
By weight percentage, following components is taken:Hydrogen peroxide 68%, acetic acid 25.5%, catalyst:Acid 3.0% is stablized
Agent:Ethylenediamine tetra-acetic acid 1.0%, water 2.5%.
Wherein, the concentration of hydrogen peroxide is 55%, and the concentration of acetic acid is 94.0%.
Water, acetic acid are added in reaction kettle, ethylenediamine tetra-acetic acid is then added and stirs to solution clear, add phosphorus
Acid stirs 18 minutes under normal temperature and pressure, is eventually adding hydrogen peroxide, stirs 37 minutes under normal temperature and pressure, be formulated as final solution,
Final solution cures 2.5 days at normal temperatures and pressures to get peroxyacetic acid disinfectant.
Embodiment 6
By weight percentage, following components is taken:Hydrogen peroxide 62%, acetic acid 20.5%, catalyst:It is hydrochloric acid 3.5%, steady
Determine agent:Ethylenediamine tetra-acetic acid 0.5%, water 13.5%.
Wherein, the concentration of hydrogen peroxide is 45%, and the concentration of acetic acid is 93.0%.
Water, acetic acid are added in reaction kettle, ethylenediamine tetra-acetic acid is then added and stirs to solution clear, add salt
Acid stirs 18 minutes under normal temperature and pressure, is eventually adding hydrogen peroxide, stirs 37 minutes under normal temperature and pressure, be formulated as final solution,
Final solution cures 2.5 days at normal temperatures and pressures to get peroxyacetic acid disinfectant.
Comparative example 1
By weight percentage, the hydrogen peroxide of this comparative example and the content of acetic acid are respectively:Hydrogen peroxide 43%, acetic acid
32%, other components are same as Example 1, and preparation method is also identical.
Comparative example 2
By weight percentage, the hydrogen peroxide of this comparative example and the content of acetic acid are respectively:Hydrogen peroxide 75%, acetic acid
15%, other components are same as Example 2, and preparation method is also identical.
Comparative example 3
By weight percentage, the hydrogen peroxide of this comparative example and the content of acetic acid are respectively:Hydrogen peroxide 47%, acetic acid
43%, other components are same as Example 3, and preparation method is also identical.
Example 1 and comparative example 1, embodiment 2 and comparative example 2, embodiment 3 and comparative example 3 carry out carrying out stability survey
Examination, test method difference are as follows:
Embodiment 1:Hydrogen peroxide and acetic acid are in acid as catalyst, aminocarboxylate, cxine sulphate, in phosphorus-containing compound
One or more make to react in the presence of stabilizer.
Comparative example 1:Hydrogen peroxide and acetic acid are in acid as catalyst, aminocarboxylate, cxine sulphate, in phosphorus-containing compound
One or more make to react in the presence of stabilizer.
For the two after shady place is stored 12 months, clear appearance is transparent, no precipitating and suspended matter.Its Peracetic acid contains quantitative change
The comparison of change is as shown in Figure 1.
It can be seen from figure 1 that the Peracetic acid degradation speed of embodiment 1 is slow, Peracetic acid after shady place is placed about 6 months
Content is still in acceptability limit 16.0%g/ml~23.0%g/ml, and degradation rate is up to 23.6% after shady place is placed about 12 months;
And the Peracetic acid degradation speed of comparative example 1 is than very fast, Peracetic acid content is close to certified concentration after shady place is placed about 6 months
Lower limit 16.0%g/ml, degradation rate is 41.6% after shady place is placed about 12 months.
Embodiment 2:Hydrogen peroxide and acetic acid are in acid as catalyst, aminocarboxylate, cxine sulphate, in phosphorus-containing compound
One or more make to react in the presence of stabilizer.
Comparative example 2:Hydrogen peroxide and acetic acid are in acid as catalyst, aminocarboxylate, cxine sulphate, in phosphorus-containing compound
One or more make to react in the presence of stabilizer.
For the two after shady place is stored 12 months, clear appearance is transparent, and no precipitating and suspended matter, Peracetic acid contain quantitative change
The comparison of change is as shown in Figure 2.
As it is clear from fig. 2 that the Peracetic acid degradation speed of embodiment 2 is slow, Peracetic acid after shady place is placed about 6 months
Content is still in acceptability limit 16.0%g/ml~23.0%g/ml, and degradation rate is up to 23.5% after shady place is placed about 12 months;
The Peracetic acid degradation speed of comparative example 2 is than very fast, and Peracetic acid content is close under certified concentration after shady place is placed about 6 months
16.0%g/ml is limited, degradation rate is 50.2% after shady place is placed about 12 months.
Embodiment 3:Hydrogen peroxide and acetic acid are in acid as catalyst, aminocarboxylate, cxine sulphate, in phosphorus-containing compound
One or more make to react in the presence of stabilizer.
Comparative example 3:Hydrogen peroxide and acetic acid are in acid as catalyst, aminocarboxylate, cxine sulphate, in phosphorus-containing compound
One or more make to react in the presence of stabilizer.
For the two after shady place is stored 12 months, clear appearance is transparent, no precipitating and suspended matter.Its Peracetic acid contains quantitative change
The comparison of change is as shown in Figure 3.
It can be seen from figure 3 that the Peracetic acid degradation speed of embodiment 3 is slow, Peracetic acid after shady place is placed about 7 months
Content is still in acceptability limit 16.0%g/ml~23.0%g/ml, and degradation rate is up to 23.3% after shady place is placed about 12 months;
And the Peracetic acid degradation speed of comparative example 3 is than comparatively fast, Peracetic acid content is lower than certified concentration after shady place is placed about 7 months
Lower limit 16.0%g/ml, degradation rate is 40.9% after shady place is placed about 12 months.
By above-mentioned three parts of contrast tests it is found that the weight percentage of hydrogen peroxide is lower than 50% or is higher than 70%, acetic acid
Weight percentage lower than 20% or when being higher than 40%, the stability of peroxyacetic acid disinfectant is poor, and hydrogen peroxide
Weight percentage is between 50%~70%, and the weight percentage of acetic acid is between 20%~40%, peracetic acid disinfectant
The stability of agent is preferable, then peroxyacetic acid disinfectant good stability of the invention, long shelf-life are more advantageous to market safety stream
It is logical.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of peroxyacetic acid disinfectant, which is characterized in that including following components in percentage by weight:Hydrogen peroxide 50%~
70%, acetic acid 20%~40%, catalyst 1.0%~4.0%, stabilizer 0.5%~3.0% and water surplus.
2. peroxyacetic acid disinfectant according to claim 1, which is characterized in that the peroxyacetic acid disinfectant includes following
The component of weight percent:Hydrogen peroxide 50%~65%, acetic acid 29%~40%, catalyst 2.5%~4.0%, stabilizer
0.5%~2.0% and water surplus.
3. peroxyacetic acid disinfectant according to claim 1 or 2, which is characterized in that the purity of the hydrogen peroxide is
27.5%~55%.
4. peroxyacetic acid disinfectant according to claim 3, which is characterized in that the purity of the hydrogen peroxide be 35%~
50%.
5. peroxyacetic acid disinfectant according to claim 1 or 2, which is characterized in that the purity of the acetic acid be >=
90.0%.
6. peroxyacetic acid disinfectant according to claim 1 or 2, which is characterized in that the catalyst is organic acid or nothing
Machine acid.
7. peroxyacetic acid disinfectant according to claim 6, which is characterized in that the catalyst is phosphoric acid, sulfuric acid, salt
One of acid, carbonic acid and formic acid are a variety of.
8. peroxyacetic acid disinfectant according to claim 1 or 2, which is characterized in that the stabilizer is selected from amino carboxylic acid
One of salt, cxine sulphate, phosphorus-containing compound are a variety of.
9. peroxyacetic acid disinfectant according to claim 8, which is characterized in that the aminocarboxylate is selected from:Three second of ammonia
Sour sodium, ethylenediamine tetra-acetic acid, disodium ethylene diamine tetraacetate, tetrasodium ethylenediamine tetraacetate and diethylenetriamine pentacarboxylic acid salt;It is described
Cxine sulphate is selected from:Oxyquinoline, 8-hydroxyquinoline, 8-hydroxyquinoline aluminium, copper 8-quinolinolate and 8-hydroxyquinoline sulfuric acid
Salt;The phosphorus-containing compound is selected from:Phosphoric acid, pyrophosphoric acid, hexa metaphosphoric acid, sodium pyrophosphate, ethylenediamine tetraacetic methyl acid phosphate, hydroxy-methylbenzene
It pitches diphosphonic acid, 1-hydroxy ethylidene-1,1-diphosphonic acid, five methene phosphoric acid of diethylenetriamine and dimethylamino methane and pitches diphosphonic acid.
10. the preparation method of the described in any item peroxyacetic acid disinfectants of claim 1 to 9, which is characterized in that including following step
Suddenly:
Following components in percentage by weight is provided:Hydrogen peroxide 50%~70%, acetic acid 20%~40%, catalyst 1.0%~
4.0%, stabilizer 0.5%~3.0% and water surplus;
By in the water, acetic acid, stabilizer investment reaction vessel, stirs to solution clear, add catalyst, room temperature is normal
Pressure stirs evenly, and is eventually adding hydrogen peroxide, stirs evenly under normal temperature and pressure, is formulated as final solution, final solution is normal
2-3 days are cured under normal temperature and pressure to get peroxyacetic acid disinfectant.
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CN114631529A (en) * | 2022-02-25 | 2022-06-17 | 湖北微控生物科技有限公司 | Unitary stable composite peroxyacetic acid disinfectant and preparation method thereof |
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