CN111330057A - Preparation method of liquid deodorant with quick deodorant effect and product thereof - Google Patents

Preparation method of liquid deodorant with quick deodorant effect and product thereof Download PDF

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Publication number
CN111330057A
CN111330057A CN202010139388.9A CN202010139388A CN111330057A CN 111330057 A CN111330057 A CN 111330057A CN 202010139388 A CN202010139388 A CN 202010139388A CN 111330057 A CN111330057 A CN 111330057A
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liquid deodorant
preparing
natural plant
chitin
stirring
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余媛
邹湘坪
张建荣
周锋
蒋红亮
刘水平
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Anyang New Material Technology Jinhua Co Ltd
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Anyang New Material Technology Jinhua Co Ltd
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61LMETHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L9/00Disinfection, sterilisation or deodorisation of air
    • A61L9/01Deodorant compositions
    • A61L9/012Deodorant compositions characterised by being in a special form, e.g. gels, emulsions
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61LMETHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L9/00Disinfection, sterilisation or deodorisation of air
    • A61L9/01Deodorant compositions
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61LMETHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L9/00Disinfection, sterilisation or deodorisation of air
    • A61L9/01Deodorant compositions
    • A61L9/013Deodorant compositions containing animal or plant extracts, or vegetable material
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08BPOLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B37/00Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
    • C08B37/0006Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid
    • C08B37/0024Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid beta-D-Glucans; (beta-1,3)-D-Glucans, e.g. paramylon, coriolan, sclerotan, pachyman, callose, scleroglucan, schizophyllan, laminaran, lentinan or curdlan; (beta-1,6)-D-Glucans, e.g. pustulan; (beta-1,4)-D-Glucans; (beta-1,3)(beta-1,4)-D-Glucans, e.g. lichenan; Derivatives thereof
    • C08B37/00272-Acetamido-2-deoxy-beta-glucans; Derivatives thereof
    • C08B37/003Chitin, i.e. 2-acetamido-2-deoxy-(beta-1,4)-D-glucan or N-acetyl-beta-1,4-D-glucosamine; Chitosan, i.e. deacetylated product of chitin or (beta-1,4)-D-glucosamine; Derivatives thereof
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61LMETHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2209/00Aspects relating to disinfection, sterilisation or deodorisation of air
    • A61L2209/20Method-related aspects
    • A61L2209/21Use of chemical compounds for treating air or the like

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Abstract

The invention discloses a preparation method of a liquid deodorant with a quick deodorant effect, which comprises the steps of preparing a natural plant extract, adding deacetylated modified chitin and the natural plant extract into water for uniformly stirring, adding chlorine dioxide, adding polyvinylpyrrolidone, and uniformly stirring to obtain the liquid deodorant; wherein the addition amount of chlorine dioxide in the liquid deodorant is 400-500 ppm, and the addition amount of polyvinylpyrrolidone is 1-10 g/L. According to the invention, the high deacetylated chitin is used as an peculiar smell molecule adsorption carrier, the concentration of peculiar smell source molecules in a small range is improved by enriching peculiar smell molecules, and molecules generating peculiar smell are subjected to oxidative decomposition by virtue of the oxidation and antibacterial components, so that the efficiency and speed of oxidation are increased in the enriching process, and the effect of quickly removing the peculiar smell can be achieved.

Description

Preparation method of liquid deodorant with quick deodorant effect and product thereof
Technical Field
The invention belongs to the technical field of preparation of functional deodorant, and particularly relates to a preparation method of a liquid deodorant with a quick deodorant effect and a product thereof.
Background
The odor in the air seriously affects the normal work and life of people. For places which are easy to generate peculiar smell and stink, such as building basements, parking lots, sewage treatment stations, factory workshops, special food shops, such as fruit shops (durian taste), bean curd odor shops, fresh river/seafood shops, hot pot shops and the like, the peculiar smell can be generated, and materials which have an air purification function and are environment-friendly are urgently needed in the places.
At present, related products in the market such as photocatalyst technology are mature in application, can convert light energy into chemical energy under illumination, especially irradiation of short-wave light such as ultraviolet rays, decompose odor gas quickly, and have a sterilization effect, but the efficiency is greatly reduced at night or in the absence of ultraviolet radiation, so that the application range of the product is limited. Still another method is to use an ozone generator to produce ozone, which has sterilization and oxidation functions and is highly efficient in treating an unmanned environment, but ozone itself is toxic and therefore cannot be used in a manned place and is not suitable for civil use. The method has obvious effect in a short time, but the peculiar smell molecules cannot be decomposed radically, so that the effect is not obvious after the saturation of the adsorption is achieved, the peculiar smell molecules can become a release source even under the condition of change of ambient temperature, and the material is frequently taken outdoors for exposure in the using process and is inconvenient to use.
Therefore, based on the above applications, there is a need in the art for a fast deodorizing product that is environmentally friendly, convenient to use, and suitable for use in civil places, and a preparation method thereof.
Disclosure of Invention
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. In this section, as well as in the abstract and the title of the invention of this application, simplifications or omissions may be made to avoid obscuring the purpose of the section, the abstract and the title, and such simplifications or omissions are not intended to limit the scope of the invention.
The present invention has been made keeping in mind the above and/or other problems occurring in the prior art.
Therefore, the object of the present invention is to overcome the disadvantages of the prior art and to provide a method for preparing a liquid deodorant with a rapid deodorizing effect.
In order to solve the technical problems, the invention provides the following technical scheme: a method for preparing a liquid deodorant with a rapid deodorizing effect comprises the following steps of preparing natural plant extracts: crushing dried orange peel to 80-100 meshes, placing the crushed orange peel in a distillation flask, adding water for distillation for 2-4 hours at the distillation temperature of 60-90 ℃, and collecting distillate components to obtain a natural plant extract; deacetylation modification of chitin: placing chitin into a sodium hydroxide solution with the concentration of 1-10 mol/L for deacetylation treatment, reacting for 6-12 h at the temperature of 60-130 ℃, and performing secondary deacetylation treatment under the same conditions to obtain chitin with the deacetylation degree of 80-95%; adding deacetylated modified chitin and natural plant extract into water, stirring, adding chlorine dioxide, adding polyvinylpyrrolidone, and stirring to obtain the liquid deodorant; wherein the addition amount of chlorine dioxide in the liquid deodorant is 400-500 ppm, and the addition amount of polyvinylpyrrolidone is 1-10 g/L.
As a preferable embodiment of the method for preparing the liquid deodorant having a rapid deodorizing effect according to the present invention, wherein: a built-in bag containing low-concentration citric acid is added in a spraying solution system of the liquid deodorant, and the concentration of the citric acid is 0.05-0.5 mol/L.
As a preferable embodiment of the method for preparing the liquid deodorant having a rapid deodorizing effect according to the present invention, wherein: the deacetylated modified chitin and the natural plant extract are added into water, wherein the addition amount of the natural plant extract is 1 g/L.
As a preferable embodiment of the method for preparing the liquid deodorant having a rapid deodorizing effect according to the present invention, wherein: the addition amount of the deacetylated modified chitin accounts for 0.1-2% of the mass of the liquid deodorant.
As a preferable embodiment of the method for preparing the liquid deodorant having a rapid deodorizing effect according to the present invention, wherein: the chitosan and the natural plant extract are added into water and stirred uniformly, wherein the stirring speed is 600-1200 r/min, and the stirring time is 10-40 min.
As a preferable embodiment of the method for preparing the liquid deodorant having a rapid deodorizing effect according to the present invention, wherein: the molecular weight of the polyvinylpyrrolidone is 10000-30000.
As a preferable embodiment of the method for preparing the liquid deodorant having a rapid deodorizing effect according to the present invention, wherein: and adding chlorine dioxide, and uniformly stirring to obtain the liquid deodorant, wherein the addition amount of the polyvinylpyrrolidone is 8 g/L.
As a preferable embodiment of the method for preparing the liquid deodorant having a rapid deodorizing effect according to the present invention, wherein: the stirring is uniform, the stirring speed is 600-1200 r/min, and the stirring time is 10-30 min.
Therefore, it is still another object of the present invention to overcome the disadvantages of the prior art and to provide a liquid deodorant prepared by the method for preparing a liquid deodorant having a rapid deodorizing effect.
In order to solve the technical problems, the invention provides the following technical scheme: the liquid deodorant prepared by the preparation method of the liquid deodorant with the rapid smell removing effect comprises 400-500 ppm of chlorine dioxide, 1-10 g/L of polyvinylpyrrolidone and 1g/L of natural plant extract and chitin.
The invention has the beneficial effects that:
(1) the preparation technology of the liquid with the functions of resisting bacteria and quickly removing odor by extracting natural materials provided by the invention has the advantages that the adopted raw materials can be controllably prepared and can be used for industrial production, and the adopted plant extracts have the functions of refreshing air and benefiting body health. The invention aims at improving the mode of only adopting essence to cover odor in the current market, uses high deacetylation chitin as an odor molecule adsorption carrier, improves the concentration of odor source molecules in a small range by enriching the odor molecules, and then carries out oxidative decomposition on the molecules generating odor through oxidation and antibacterial components, the enrichment process increases the efficiency and speed of oxidation, can achieve the effect of quickly removing odor, and simultaneously creates a comfortable, healthy and safe air atmosphere by matching the faint scent function of plant extracts, thereby providing a new environment-friendly material for the development of environment protection, air optimization, article preservation and body health materials.
(2) The preparation technology of the liquid with the functions of resisting bacteria and quickly removing odor by extracting natural materials adopts a harmless oxidant chlorine dioxide, controls the content of chlorine dioxide, adds a stabilizer PVP to increase the stability of the solution, and is beneficial to long-term storage of the solution. The food-grade acid-citric acid is used as a catalyst, and when the catalyst is used, the chlorine dioxide can be rapidly decomposed under the catalysis of the citric acid, so that the oxidation capacity of the catalyst is improved, and the efficiency of decomposing peculiar smell is improved.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, specific embodiments thereof are described in detail below with reference to examples of the specification.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described and will be readily apparent to those of ordinary skill in the art without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Furthermore, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Example 1
This example provides a method for preparing a liquid deodorant with a rapid odor removal effect:
(1) separating and purifying natural plant extracts: distilling out the required components by a water distillation mode, wherein the extract is dried orange peel, weighing 20 g of dried orange peel, cutting into pieces, placing in a 500 ml distillation flask, distilling at 80 ℃, refluxing water by a condensation reflux device, and collecting the distilled components in a sealed wide-mouth bottle to obtain a natural plant extract for later use;
(2) deacetylation modification of chitin: performing deacetylation treatment by using sodium hydroxide, wherein the concentration of the sodium hydroxide is 1mol/L, the chitin is 5mol/L, stirring and reacting for 6 hours at the temperature of 60 ℃, cooling to room temperature for settling, performing suction filtration after settling to obtain a primary deacetylation product, and performing secondary deacetylation treatment, namely repeating the steps once again, wherein the deacetylation degree of the prepared chitin is 80-95%;
(3) adding deacetylated modified chitin and natural plant extract into water, stirring uniformly (stirring speed is 1000r/min, stirring time is 30min), adding chlorine dioxide, adding polyvinylpyrrolidone, and stirring at 600r/min for 20min to obtain the liquid deodorant; wherein the content of chlorine dioxide in the liquid deodorant is 100ppm, the addition amount of polyvinylpyrrolidone is 1g/L, the addition amount of natural plant extract is 1g/L, and the addition amount of deacetylated modified chitin accounts for 1.6% of the mass of the liquid deodorant;
(4) in order to increase the effect of quick odor removal, a built-in bag containing low-concentration citric acid (citric acid is edible organic acid, chlorine dioxide can be decomposed quickly under the acidic condition, and the decomposed citric acid has the quick odor removal effect) is added in a spraying solution system, the concentration of the citric acid is 0.05mol/L, and the antibacterial odor removal liquid and the citric acid solution are mixed during spraying, so that the oxidation capability is improved under the catalysis of acid, and the odor removal effect is accelerated;
the results are shown in the following table 1 by treating the odor of methyl mercaptan, ammonia water and acetic acid.
Calculation of removal efficiency: 10 ml of methyl mercaptan, ammonia water and acetic acid solution with the same concentration are used as an odor pollution source and placed in a beaker, the beaker is sealed through paper, a gas measuring instrument is used for measuring, and after the numerical value is stable, the beaker is used as an initial odor content value; and (3) spraying the paper by using a spraying mode, wherein the spraying amount is 2 g, continuously measuring the gas value, and measuring the numerical value reduction amount for 2 hours to obtain the removal efficiency.
TABLE 1
Figure BDA0002398521630000041
Figure BDA0002398521630000051
Note: evaluation basis: less than 30% is poor, 30-50% is general, 50-80% is preferred, and 80-100% is excellent.
Example 2
This example provides a method for preparing a liquid deodorant with a rapid odor removal effect:
(1) separating and purifying natural plant extracts: distilling out the required components by a water distillation mode, wherein the extract is dried orange peel, weighing 20 g of dried orange peel, cutting into pieces, placing in a 500 ml distillation flask, distilling at 80 ℃, refluxing water by a condensation reflux device, and collecting the distilled components in a sealed wide-mouth bottle to obtain a natural plant extract for later use;
(2) deacetylation modification of chitin: performing deacetylation treatment by using sodium hydroxide, wherein the concentration of the sodium hydroxide is 5mol/L, the chitin is 5mol/L, stirring and reacting for 6h at 60 ℃, cooling to room temperature for settling, performing suction filtration after settling to obtain a primary deacetylation product, and performing secondary deacetylation treatment, namely repeating the steps once again;
(3) adding deacetylated modified chitin and natural plant extract into water, stirring uniformly (stirring speed is 600r/min, stirring time is 40min), adding chlorine dioxide, adding polyvinylpyrrolidone, and stirring at 1200r/min for 10min to obtain the liquid deodorant; wherein the content of chlorine dioxide in the liquid deodorant is 150ppm, the addition amount of polyvinylpyrrolidone is 3g/L, the addition amount of natural plant extract is 1g/L, and the addition amount of deacetylated modified chitin accounts for 1.6% of the mass of the liquid deodorant;
(4) in order to increase the effect of quick odor removal, a built-in bag containing low-concentration citric acid (citric acid is edible organic acid, chlorine dioxide can be decomposed quickly under the acidic condition, and the decomposed citric acid has the quick odor removal effect) is added in a spraying solution system, the concentration of the citric acid is 0.1mol/L, and the antibacterial odor removal liquid and the citric acid solution are mixed during spraying, so that the oxidation capability is improved under the catalysis of acid, and the odor removal effect is accelerated;
the results of the treatments of methyl mercaptan, ammonia and acetic acid odor (the removal efficiency was calculated in the same manner as in example 1) are shown in Table 2 below.
TABLE 2
Off-flavour components Removal efficiency Evaluation of
Methyl mercaptan 60% Is preferably used
Aqueous ammonia 55% Is preferably used
Acetic acid 65% Is preferably used
Note: evaluation basis: less than 30% is poor, 30-50% is general, 50-80% is preferred, and 80-100% is excellent.
Example 3
This example provides a method for preparing a liquid deodorant with a rapid odor removal effect:
(1) separating and purifying natural plant extracts: distilling out the required components by a water distillation mode, wherein the extract is dried orange peel, weighing 20 g of dried orange peel, cutting into pieces, placing in a 500 ml distillation flask, distilling at 80 ℃, refluxing water by a condensation reflux device, and collecting the distilled components in a sealed wide-mouth bottle to obtain a natural plant extract for later use;
(2) deacetylation modification of chitin: performing deacetylation treatment by using sodium hydroxide, wherein the concentration of the sodium hydroxide is 10mol/L and the concentration of the chitin is 5mol/L, stirring and reacting for 6h at 60 ℃, cooling to room temperature for settling, performing suction filtration after settling to obtain a primary deacetylated product, and performing secondary deacetylation treatment, namely repeating the steps once again;
(3) adding deacetylated modified chitin and natural plant extract into water, stirring uniformly (stirring speed is 600r/min, stirring time is 40min), adding chlorine dioxide, adding polyvinylpyrrolidone, and stirring at 1200r/min for 10min to obtain the liquid deodorant; wherein the content of chlorine dioxide in the liquid deodorant is 150ppm, the addition amount of polyvinylpyrrolidone is 3g/L, the addition amount of natural plant extract is 1g/L, and the addition amount of deacetylated modified chitin accounts for 1.6% of the mass of the liquid deodorant;
(4) in order to increase the effect of quick odor removal, a built-in bag containing low-concentration citric acid (citric acid is edible organic acid, chlorine dioxide can be decomposed quickly under the acidic condition, and the decomposed citric acid has the quick odor removal effect) is added in a spraying solution system, the concentration of the citric acid is 0.1mol/L, and the antibacterial odor removal liquid and the citric acid solution are mixed during spraying, so that the oxidation capability is improved under the catalysis of acid, and the odor removal effect is accelerated;
the results of the treatments of methyl mercaptan, ammonia and acetic acid odor (the removal efficiency was calculated in the same manner as in example 1) are shown in Table 3 below.
TABLE 3
Off-flavour components Removal efficiency Evaluation of
Methyl mercaptan 65% Is preferably used
Aqueous ammonia 60% Is preferably used
Acetic acid 65% Is preferably used
It can be seen that the odor removal efficiency cannot be sufficiently and effectively improved by increasing the concentration of sodium hydroxide, and the transparency of the solution is affected by whitening of the treated chitin due to the excessively high concentration of sodium hydroxide, so that the concentration of sodium hydroxide is 5 mol/L.
Example 4
This example provides a method for preparing a liquid deodorant with a rapid odor removal effect:
(1) separating and purifying natural plant extracts: distilling out the required components by a water distillation mode, wherein the extract is dried orange peel, weighing 20 g of dried orange peel, cutting into pieces, placing in a 500 ml distillation flask, distilling at 80 ℃, refluxing water by a condensation reflux device, and collecting the distilled components in a sealed wide-mouth bottle to obtain a natural plant extract for later use;
(2) deacetylation modification of chitin: performing deacetylation treatment by using sodium hydroxide, wherein the concentration of the sodium hydroxide is 5mol/L, the chitin is 5mol/L, stirring and reacting for 6h at 60 ℃, cooling to room temperature for settling, performing suction filtration after settling to obtain a primary deacetylation product, and performing secondary deacetylation treatment, namely repeating the steps once again;
(3) adding deacetylated modified chitin and natural plant extract into water, stirring uniformly (stirring speed of 1200r/min, stirring time of 10min), adding chlorine dioxide, adding polyvinylpyrrolidone, and stirring at 600r/min for 30min to obtain the liquid deodorant; wherein the content of chlorine dioxide in the liquid deodorant is 150ppm, the addition amount of polyvinylpyrrolidone is 3g/L, the addition amount of natural plant extract is 1g/L, and the addition amount of deacetylated modified chitin accounts for 0.6% of the mass of the liquid deodorant;
(4) in order to increase the effect of quick odor removal, a built-in bag containing low-concentration citric acid (citric acid is edible organic acid, chlorine dioxide can be decomposed quickly under the acidic condition, and the decomposed citric acid has the quick odor removal effect) is added in a spraying solution system, the concentration of the citric acid is 0.1mol/L, and the antibacterial odor removal liquid and the citric acid solution are mixed during spraying, so that the oxidation capability is improved under the catalysis of acid, and the odor removal effect is accelerated;
the results of the treatments of methyl mercaptan, ammonia and acetic acid odor (the removal efficiency was calculated in the same manner as in example 1) are shown in Table 4 below.
TABLE 4
Off-flavour components Removal efficiency Evaluation of
Methyl mercaptan 70% Is preferably used
Aqueous ammonia 65% Is preferably used
Acetic acid 75% Is preferably used
Example 5
This example provides a method for preparing a liquid deodorant with a rapid odor removal effect:
(1) separating and purifying natural plant extracts: distilling out the required components by a water distillation mode, wherein the extract is dried orange peel, weighing 20 g of dried orange peel, cutting into pieces, placing in a 500 ml distillation flask, distilling at 80 ℃, refluxing water by a condensation reflux device, and collecting the distilled components in a sealed wide-mouth bottle to obtain a natural plant extract for later use;
(2) deacetylation modification of chitin: performing deacetylation treatment by using sodium hydroxide, wherein the concentration of the sodium hydroxide is 5mol/L, the chitin is 5mol/L, stirring and reacting for 6h at 60 ℃, cooling to room temperature for settling, performing suction filtration after settling to obtain a primary deacetylation product, and performing secondary deacetylation treatment, namely repeating the steps once again;
(3) adding deacetylated modified chitin and natural plant extract into water, stirring uniformly (stirring speed of 1200r/min, stirring time of 10min), adding chlorine dioxide, adding polyvinylpyrrolidone, and stirring at 600r/min for 30min to obtain the liquid deodorant; wherein the content of chlorine dioxide in the liquid deodorant is 200ppm, the addition amount of polyvinylpyrrolidone is 4g/L, the addition amount of natural plant extract is 1g/L, and the addition amount of deacetylated modified chitin accounts for 1.2% of the mass of the liquid deodorant;
(4) in order to increase the effect of quick odor removal, a built-in bag containing low-concentration citric acid (citric acid is edible organic acid, chlorine dioxide can be decomposed quickly under the acidic condition, and the decomposed citric acid has the quick odor removal effect) is added in a spraying solution system, the concentration of the citric acid is 0.5mol/L, and the antibacterial odor removal liquid and the citric acid solution are mixed during spraying, so that the oxidation capability is improved under the catalysis of acid, and the odor removal effect is accelerated;
the results of the treatments of methyl mercaptan, ammonia and acetic acid odor (the removal efficiency was calculated in the same manner as in example 1) are shown in Table 5 below.
TABLE 5
Off-flavour components Removal efficiency Evaluation of
Methyl mercaptan 75% Is preferably used
Aqueous ammonia 65% Is preferably used
Acetic acid 80% Is excellent in
Example 6
This example provides a method for preparing a liquid deodorant with a rapid odor removal effect:
(1) separating and purifying natural plant extracts: distilling out the required components by a water distillation mode, wherein the extract is dried orange peel, weighing 20 g of dried orange peel, cutting into pieces, placing in a 500 ml distillation flask, distilling at 80 ℃, refluxing water by a condensation reflux device, and collecting the distilled components in a sealed wide-mouth bottle to obtain a natural plant extract for later use;
(2) deacetylation modification of chitin: performing deacetylation treatment by using sodium hydroxide, wherein the concentration of the sodium hydroxide is 5mol/L, the chitin is 5mol/L, stirring and reacting for 6h at 60 ℃, cooling to room temperature for settling, performing suction filtration after settling to obtain a primary deacetylation product, and performing secondary deacetylation treatment, namely repeating the steps once again;
(3) adding deacetylated modified chitin and natural plant extract into water, stirring uniformly (stirring speed of 1200r/min, stirring time of 10min), adding chlorine dioxide, adding polyvinylpyrrolidone, and stirring at 600r/min for 30min to obtain the liquid deodorant; wherein the content of chlorine dioxide in the liquid deodorant is 300ppm, the addition amount of polyvinylpyrrolidone is 6g/L, the addition amount of natural plant extract is 1g/L, and the addition amount of deacetylated modified chitin accounts for 1% of the mass of the liquid deodorant;
(4) in order to increase the effect of quick odor removal, a built-in bag containing low-concentration citric acid (citric acid is edible organic acid, chlorine dioxide can be decomposed quickly under the acidic condition, and the decomposed citric acid has the quick odor removal effect) is added in a spraying solution system, the concentration of the citric acid is 0.3mol/L, and the antibacterial odor removal liquid and the citric acid solution are mixed during spraying, so that the oxidation capability is improved under the catalysis of acid, and the odor removal effect is accelerated;
the results of the treatments of methyl mercaptan, ammonia and acetic acid odor (the removal efficiency was calculated in the same manner as in example 1) are shown in Table 6 below.
TABLE 6
Off-flavour components Removal efficiency Evaluation of
Methyl mercaptan 85% Is excellent in
Aqueous ammonia 70% Is preferably used
Acetic acid 85% Is excellent in
Example 7
This example provides a method for preparing a liquid deodorant with a rapid odor removal effect:
(1) separating and purifying natural plant extracts: distilling out the required components by a water distillation mode, wherein the extract is dried orange peel, weighing 20 g of dried orange peel, cutting into pieces, placing in a 500 ml distillation flask, distilling at 80 ℃, refluxing water by a condensation reflux device, and collecting the distilled components in a sealed wide-mouth bottle to obtain a natural plant extract for later use;
(2) deacetylation modification of chitin: performing deacetylation treatment by using sodium hydroxide, wherein the concentration of the sodium hydroxide is 5mol/L, the chitin is 5mol/L, stirring and reacting for 6h at 60 ℃, cooling to room temperature for settling, performing suction filtration after settling to obtain a primary deacetylation product, and performing secondary deacetylation treatment, namely repeating the steps once again;
(3) adding deacetylated modified chitin and natural plant extract into water, stirring uniformly (stirring speed of 1200r/min, stirring time of 10min), adding chlorine dioxide, adding polyvinylpyrrolidone, and stirring at 600r/min for 30min to obtain the liquid deodorant; wherein the content of chlorine dioxide in the liquid deodorant is 400ppm, the addition amount of polyvinylpyrrolidone is 8g/L, the addition amount of natural plant extract is 1g/L, and the addition amount of deacetylated modified chitin accounts for 1.2% of the mass of the liquid deodorant;
(4) in order to increase the effect of quick odor removal, a built-in bag containing low-concentration citric acid (citric acid is edible organic acid, chlorine dioxide can be decomposed quickly under the acidic condition, and the decomposed citric acid has the quick odor removal effect) is added in a spraying solution system, the concentration of the citric acid is 0.4mol/L, and the antibacterial odor removal liquid and the citric acid solution are mixed during spraying, so that the oxidation capability is improved under the catalysis of acid, and the odor removal effect is accelerated;
the results of the treatments of methyl mercaptan, ammonia and acetic acid odor (the removal efficiency was calculated in the same manner as in example 1) are shown in Table 7 below.
TABLE 7
Off-flavour components Removal efficiency Evaluation of
Methyl mercaptan 90% Is excellent in
Aqueous ammonia 85% Is excellent in
Acetic acid 93% Is excellent in
Example 8
This example provides a method for preparing a liquid deodorant with a rapid odor removal effect:
(1) separating and purifying natural plant extracts: distilling out the required components by a water distillation mode, wherein the extract is dried orange peel, weighing 20 g of dried orange peel, cutting into pieces, placing in a 500 ml distillation flask, distilling at 80 ℃, refluxing water by a condensation reflux device, and collecting the distilled components in a sealed wide-mouth bottle to obtain a natural plant extract for later use;
(2) deacetylation modification of chitin: performing deacetylation treatment by using sodium hydroxide, wherein the concentration of the sodium hydroxide is 5mol/L, the chitin is 5mol/L, stirring and reacting for 6h at 60 ℃, cooling to room temperature for settling, performing suction filtration after settling to obtain a primary deacetylation product, and performing secondary deacetylation treatment, namely repeating the steps once again;
(3) adding deacetylated modified chitin and natural plant extract into water, stirring uniformly (stirring speed of 1200r/min, stirring time of 10min), adding chlorine dioxide, adding polyvinylpyrrolidone, and stirring at 600r/min for 30min to obtain the liquid deodorant; wherein the content of chlorine dioxide in the liquid deodorant is 500ppm, the addition amount of polyvinylpyrrolidone is 10g/L, the addition amount of natural plant extract is 1g/L, and the addition amount of deacetylated modified chitin accounts for 2% of the mass of the liquid deodorant;
(4) in order to increase the effect of quick odor removal, a built-in bag containing low-concentration citric acid (citric acid is edible organic acid, chlorine dioxide can be decomposed quickly under the acidic condition, and the decomposed citric acid has the quick odor removal effect) is added in a spraying solution system, the concentration of the citric acid is 0.5mol/L, and the antibacterial odor removal liquid and the citric acid solution are mixed during spraying, so that the oxidation capability is improved under the catalysis of acid, and the odor removal effect is accelerated;
the results of the treatments of methyl mercaptan, ammonia and acetic acid odor (the removal efficiency was calculated in the same manner as in example 1) are shown in Table 8 below.
TABLE 8
Off-flavour components Removal efficiency Evaluation of
Methyl mercaptan 91% Is excellent in
Aqueous ammonia 84% Is excellent in
Acetic acid 92% Is excellent in
Example 9
This example provides a method for preparing a liquid deodorant with a rapid odor removal effect:
(1) separating and purifying natural plant extracts: distilling out the required components by a water distillation mode, wherein the extract is dried orange peel, weighing 20 g of dried orange peel, cutting into pieces, placing in a 500 ml distillation flask, distilling at 80 ℃, refluxing water by a condensation reflux device, and collecting the distilled components in a sealed wide-mouth bottle to obtain a natural plant extract for later use;
(2) deacetylation modification of chitin: performing deacetylation treatment by using sodium hydroxide, wherein the concentration of the sodium hydroxide is 5mol/L, the chitin is 5mol/L, stirring and reacting for 6h at 60 ℃, cooling to room temperature for settling, performing suction filtration after settling to obtain a primary deacetylation product, and performing secondary deacetylation treatment, namely repeating the steps once again;
(3) adding deacetylated modified chitin and chlorine dioxide into water, stirring uniformly (stirring speed of 1200r/min, stirring time of 10min), adding natural plant extract, adding polyvinylpyrrolidone, and stirring at 600r/min for 30min to obtain the liquid deodorant; wherein the content of chlorine dioxide in the liquid deodorant is 400ppm, the addition amount of polyvinylpyrrolidone is 8g/L, the addition amount of natural plant extract is 1g/L, and the addition amount of deacetylated modified chitin accounts for 1.2% of the mass of the liquid deodorant;
(4) in order to increase the effect of quick odor removal, a built-in bag containing low-concentration citric acid (citric acid is edible organic acid, chlorine dioxide can be decomposed quickly under the acidic condition, and the decomposed citric acid has the quick odor removal effect) is added in a spraying solution system, the concentration of the citric acid is 0.4mol/L, and the antibacterial odor removal liquid and the citric acid solution are mixed during spraying, so that the oxidation capability is improved under the catalysis of acid, and the odor removal effect is accelerated;
the results of the treatments of methyl mercaptan, ammonia and acetic acid odor (the removal efficiency was calculated in the same manner as in example 1) are shown in Table 9 below.
TABLE 9
Peculiar smell groupIs divided into Removal efficiency Evaluation of
Methyl mercaptan 85% Is excellent in
Aqueous ammonia 80% Is excellent in
Acetic acid 88% Is excellent in
Example 10
This example provides a method for preparing a liquid deodorant with a rapid odor removal effect:
(1) separating and purifying natural plant extracts: distilling out the required components by a water distillation mode, wherein the extract is dried orange peel, weighing 20 g of dried orange peel, cutting into pieces, placing in a 500 ml distillation flask, distilling at 80 ℃, refluxing water by a condensation reflux device, and collecting the distilled components in a sealed wide-mouth bottle to obtain a natural plant extract for later use;
(2) deacetylation modification of chitin: performing deacetylation treatment by using sodium hydroxide, wherein the concentration of the sodium hydroxide is 5mol/L, the chitin is 5mol/L, stirring and reacting for 6h at 60 ℃, cooling to room temperature for settling, performing suction filtration after settling to obtain a primary deacetylation product, and performing secondary deacetylation treatment, namely repeating the steps once again;
(3) adding deacetylated modified chitin and polyvinylpyrrolidone into water, stirring uniformly (stirring speed of 1200r/min and stirring time of 10min), adding natural plant extract, adding chlorine dioxide, and stirring at 600r/min for 30min to obtain the liquid deodorant; wherein the content of chlorine dioxide in the liquid deodorant is 400ppm, the addition amount of polyvinylpyrrolidone is 8g/L, the addition amount of natural plant extract is 1g/L, and the addition amount of deacetylated modified chitin accounts for 1.2% of the mass of the liquid deodorant;
(4) in order to increase the effect of quick odor removal, a built-in bag containing low-concentration citric acid (citric acid is edible organic acid, chlorine dioxide can be decomposed quickly under the acidic condition, and the decomposed citric acid has the quick odor removal effect) is added in a spraying solution system, the concentration of the citric acid is 0.4mol/L, and the antibacterial odor removal liquid and the citric acid solution are mixed during spraying, so that the oxidation capability is improved under the catalysis of acid, and the odor removal effect is accelerated;
the results of the treatments of methyl mercaptan, ammonia and acetic acid odor (the removal efficiency was calculated in the same manner as in example 1) are shown in Table 10 below.
Watch 10
Figure BDA0002398521630000121
Figure BDA0002398521630000131
The invention aims at improving the mode of only adopting essence to cover odor in the current market, uses high deacetylation chitin as an odor molecule adsorption carrier, improves the concentration of odor source molecules in a small range by enriching the odor molecules, and performs oxidative decomposition on the molecules generating the odor by oxidizing and antibacterial components, so that the enrichment process increases the oxidation efficiency and speed, and the effect of quickly removing the odor can be achieved. According to the invention, deacetylated modified chitin is preferably selected, the addition amount of the deacetylated modified chitin accounts for 0.1-2% of the mass of the liquid deodorant, the addition amount of chlorine dioxide is 400-500 ppm, the addition amount of polyvinylpyrrolidone is 1-10 g/L, and the effect of quickly removing odor is optimal.
The invention provides a preparation method of a liquid deodorant with a quick deodorant effect, which is characterized in that the required components are distilled out by separating and purifying natural plant extracts and distilling water to remove impurities, and the whole process is environment-friendly and pollution-free; deacetylation modification of chitin, namely regulating and controlling the deacetylation degree by controlling the concentration of alkali, the reaction time and the reaction temperature; the food grade antibacterial and oxidation system is characterized in that chlorine dioxide is used as an antibacterial agent and an oxidant, the addition amount of the chlorine dioxide is controlled, and the chlorine dioxide is sensitive to light and pH value and is easy to rapidly decompose under an acidic condition, so in order to increase the stability of the chlorine dioxide, the chlorine dioxide is compounded. In order to further increase the effect of quick odor removal, a built-in bag containing low-concentration citric acid is added in a spraying solution system, and the antibacterial odor removal solution is mixed with the citric acid solution during spraying, so that the oxidation capability is improved under the catalysis of acid, and the odor removal effect is accelerated.
It should be noted that the above-mentioned embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.

Claims (9)

1. A method for preparing a liquid deodorant with a quick deodorizing effect is characterized by comprising the following steps: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
preparing a natural plant extract: crushing dried orange peel to 80-100 meshes, placing the crushed orange peel in a distillation flask, adding water for distillation for 2-4 hours at the distillation temperature of 60-90 ℃, and collecting distillate components to obtain a natural plant extract;
deacetylation modification of chitin: placing chitin into a sodium hydroxide solution with the concentration of 1-10 mol/L for deacetylation treatment, reacting for 6-12 h at the temperature of 60-130 ℃, and performing secondary deacetylation treatment under the same conditions to obtain chitin with the deacetylation degree of 80-95%;
adding deacetylated modified chitin and natural plant extract into water, stirring, adding chlorine dioxide, adding polyvinylpyrrolidone, and stirring to obtain the liquid deodorant; wherein the addition amount of chlorine dioxide in the liquid deodorant is 400-500 ppm, and the addition amount of polyvinylpyrrolidone is 1-10 g/L.
2. A method of preparing a liquid deodorant having a rapid deodorizing effect according to claim 1, wherein: a built-in bag containing low-concentration citric acid is added in a spraying solution system of the liquid deodorant, and the concentration of the citric acid is 0.05-0.5 mol/L.
3. A method of preparing a liquid deodorant having a rapid deodorizing effect according to claim 1, wherein: the deacetylated modified chitin and the natural plant extract are added into water, wherein the addition amount of the natural plant extract is 1 g/L.
4. A method of preparing a liquid deodorant having a rapid deodorizing effect according to claim 3, wherein: the addition amount of the deacetylated modified chitin accounts for 0.1-2% of the mass of the liquid deodorant.
5. A method of preparing a liquid deodorant having a rapid deodorizing effect according to claim 1, wherein: the chitosan and the natural plant extract are added into water and stirred uniformly, wherein the stirring speed is 600-1200 r/min, and the stirring time is 10-40 min.
6. A method of preparing a liquid deodorant having a rapid deodorizing effect according to claim 1, wherein: the molecular weight of the polyvinylpyrrolidone is 10000-30000.
7. A method of preparing a liquid deodorant having a rapid deodorizing effect according to claim 1, wherein: and adding chlorine dioxide, and uniformly stirring to obtain the liquid deodorant, wherein the addition amount of the polyvinylpyrrolidone is 8 g/L.
8. A method of preparing a liquid deodorant having a rapid deodorizing effect according to claim 7, wherein: the stirring is uniform, the stirring speed is 600-1200 r/min, and the stirring time is 10-30 min.
9. A liquid deodorant prepared by the method for preparing a liquid deodorant with a quick odor removal effect according to any one of claims 1-8, wherein the method comprises the following steps: the composite material comprises chlorine dioxide, polyvinylpyrrolidone, natural plant extracts and chitin, wherein the content of the chlorine dioxide is 400-500 ppm, the content of the polyvinylpyrrolidone is 1-10 g/L, and the content of the natural plant extracts is 1 g/L.
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