CN114887106A - Bio-based reaction type odor removing liquid and preparation method and application thereof - Google Patents
Bio-based reaction type odor removing liquid and preparation method and application thereof Download PDFInfo
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- CN114887106A CN114887106A CN202210606927.4A CN202210606927A CN114887106A CN 114887106 A CN114887106 A CN 114887106A CN 202210606927 A CN202210606927 A CN 202210606927A CN 114887106 A CN114887106 A CN 114887106A
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS 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
- A61L9/00—Disinfection, sterilisation or deodorisation of air
- A61L9/01—Deodorant compositions
- A61L9/013—Deodorant compositions containing animal or plant extracts, or vegetable material
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS 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
- A61L9/00—Disinfection, sterilisation or deodorisation of air
- A61L9/14—Disinfection, sterilisation or deodorisation of air using sprayed or atomised substances including air-liquid contact processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/77—Liquid phase processes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/30—Sulfur compounds
- B01D2257/302—Sulfur oxides
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- B01D2257/30—Sulfur compounds
- B01D2257/304—Hydrogen sulfide
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/40—Nitrogen compounds
- B01D2257/406—Ammonia
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
- B01D2257/702—Hydrocarbons
- B01D2257/7022—Aliphatic hydrocarbons
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
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- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
- B01D2257/704—Solvents not covered by groups B01D2257/702 - B01D2257/7027
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/90—Odorous compounds not provided for in groups B01D2257/00 - B01D2257/708
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/06—Polluted air
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Abstract
The invention discloses a bio-based reaction type odor removing liquid and a preparation method and application thereof. The bio-based reaction type smell removing liquid is prepared from the following components in percentage by weight: 40-60% of naringin modifier; 10-30% of an Eupatorium adenophorum extracting solution; 10-20% of fish skin small molecular peptide; 5-10% of chitosan; the balance of water. The bio-based reaction type deodorant liquid mainly contains plant and animal active ingredients, does not contain artificial essence, is completely dissolved in water, is safe and non-toxic, is harmless to human bodies and pets, and is suitable for removing formaldehyde and peculiar smell in rooms and vehicles, removing ammonia gas and the like in toilets, removing hydrogen sulfide and the like in kitchen waste, removing isovaleric acid in human bodies and the like.
Description
Technical Field
The invention belongs to the field of air purification materials, and particularly relates to a bio-based reaction type deodorant solution as well as a preparation method and application thereof.
Background
The pursuit of people for quality of life is continuously improved, and the attention on environmental health and cleanness is higher and higher. Under the rapid pace of life, the quality of daily life of people is seriously affected by odor and peculiar smell which are bred in furniture, kitchens, toilets, clothes, pets and other household environments. In addition, the odor released by the public environment such as garbage, vegetable market, livestock farm, incineration plant and carriage can seriously damage the living environment of people.
At present, the problem of air pollution in daily life of people is mainly solved by a deodorant. However, most of the existing deodorant products in the market have unsatisfactory air purification effect and low deodorizing efficiency, and especially have unsatisfactory effect on removing the irritative tastes such as ammonia taste, hydrogen sulfide, isovaleric acid and the like.
In recent years, Chinese patent application 202110811759.8 discloses a high-efficiency durable deodorant, which is used for removing peculiar smell by adopting components such as an inorganic alkaline compound, aluminum oxide, diatomite, a rare earth activator, a preservative and the like, but the deodorant has the disadvantages of complex composition, high manufacturing cost, long time consumption, inhalation potential safety hazard and difficulty in adapting to long-term requirements. Chinese patent application 202011044797.7 discloses a plant-type deodorant, which requires nearly 13 kinds of plant raw materials, the raw materials are complex and various, are not easy to obtain and are mostly expensive, so that the preparation cost is high, and although the plant-type deodorant is green and safe, the effect of removing the peculiar smell is not ideal. Chinese patent 201810596965.X discloses a plant-type indoor deodorant, but the acting object of the plant-type indoor deodorant is limited, the plant-type indoor deodorant is used for indoor formaldehyde removal, the removal effect on other peculiar smells is not ideal, and the requirement on odor removal of various daily life scenes is difficult to meet. Therefore, a high-efficiency, low-cost and multifunctional biological deodorant solution is urgently needed.
Disclosure of Invention
In order to solve the problems of low odor removal efficiency, single odor removal type, short time, safety and the like of the existing odor removal liquid, the invention aims to provide a bio-based reaction type odor removal liquid.
The invention aims at the components with pungent odor and stink smell such as formaldehyde, hydrogen sulfide, ammonia gas, isovaleric acid and the like in the air, hydrolyzing naringin in the naringenin extract to obtain phenolic hydroxyl active ingredient, combining chlorogenic acid obtained from the Eupatorium adenophorum Spreng extract, amphoteric active small molecular peptide obtained from fish skin and chitosan, wherein the chitosan contains amino, naringin modified substance and chlorogenic acid as main odor removing ingredient in the Eupatorium adenophorum Spreng extract contain more alcoholic hydroxyl and phenolic hydroxyl, the functional groups carry out neutralization, chelation, coordination and other reactions on irritant odor components such as formaldehyde, ammonia gas, hydrogen sulfide, isovaleric acid and the like, the formaldehyde and the peculiar smell components are directionally captured and efficiently converted into harmless and tasteless substances, thereby achieving the effects of quickly removing formaldehyde and removing peculiar smell, and the odor removing components have synergistic effect on the removal of peculiar smell components after being mixed according to a specific proportion. The bio-based reaction type deodorant liquid mainly contains plant and animal active ingredients, does not contain artificial essence, is completely dissolved in water, is safe and non-toxic, is harmless to human bodies and pets, and is suitable for removing formaldehyde and peculiar smell in rooms and vehicles, removing ammonia gas and the like in toilets, removing hydrogen sulfide and the like in kitchen waste, removing isovaleric acid in human bodies and the like.
The invention also aims to provide a preparation method of the bio-based reaction type deodorant solution.
The invention further aims to provide application of the bio-based reaction type odor removing liquid.
The purpose of the invention is realized by the following technical scheme:
a bio-based reaction type smell removing liquid is prepared from the following components in percentage by weight: 40-60% of naringin modifier; 10-30% of an Eupatorium adenophorum extracting solution; 10-20% of fish skin small molecular peptide; 5-10% of chitosan; the balance of water.
Preferably, the naringin modified substance is prepared by the following method:
(1) cutting pericarpium Citri Grandis into oil layer and white sac layer, pulverizing the oil layer, preparing essential oil by physical cold pressing method, and refrigerating;
(2) crushing the white capsule layer, adding water with the mass of 20-25 times of that of the white capsule layer, soaking and extracting at constant temperature, filtering an extracting solution by using a piece of warp cloth, concentrating by 2-3 times of the mass, sealing, standing at-5 ℃, and taking a lower layer after layering to obtain the naringin active ingredient;
(3) adding naringinase into the naringin active ingredient solution for enzymolysis, filtering to obtain a mixture mainly containing naringenin, rhamnose and glucose, and adding the essential oil obtained in the step (1) to obtain the naringin modified substance.
Further, the physical cold pressing method in the step (1) is a conventional method.
Further, the temperature for soaking and extracting at constant temperature in the step (2) is 95-100 ℃, and the time is 60-80 min.
Further, the standing time in the step (2) is 20-24 h.
Further, the mass ratio of the naringinase to the active ingredients of naringin in the step (3) is 1: 10000-30000; the mass concentration of the naringin active ingredient solution is 60-70%; the temperature of enzymolysis is 30-50 ℃, and the time is 2-4 hours; after enzymolysis, enzyme deactivation at high temperature (100 ℃) is needed for 15 minutes.
Preferably, the eupatorium adenophorum spreng extract is prepared by the following method:
mixing Eupatorium adenophorum Spreng with 5-10 times of water by mass, soaking and extracting at constant temperature, filtering, concentrating by 2-3 times of water by mass to obtain Eupatorium adenophorum Spreng extract, and refrigerating for later use.
Further, the temperature of constant-temperature soaking and extraction is 60-80 ℃, and the time is 100-150 min.
Preferably, the molecular weight cut-off of the fish skin small-molecule peptide is 1000-4000 Da.
Preferably, the chitosan has a degree of deacetylation of 80% or more.
Preferably, the bio-based reaction type odor removing liquid is prepared from the following components in percentage by weight: 50% of naringin modifier; 20% of eupatorium adenophorum extracting solution; 15% of fish skin small molecular peptide; 5% of chitosan; the balance of water.
The preparation method of the bio-based reaction type smell removing liquid comprises the following steps:
adding the small molecular peptide of the fish skin and the chitosan into water, carrying out first homogenization, sequentially adding the naringin modified substance and the eupatorium adenophorum spreng extract, and carrying out second homogenization to obtain the reactive biological deodorant liquid.
Preferably, the first homogenization is: homogenizing for 3-5 minutes at 200-300 rpm.
Preferably, the second homogenization is: homogenizing for 5-8 minutes at 200-300 rpm.
The application of the bio-based reaction type deodorant liquid in the field of deodorization.
Preferably, the bio-based reaction type odor removing liquid is diluted to 1-10% of mass concentration by water and then sprayed for odor removal.
For the deodorization of daily household environment, the biological deodorization liquid can be used after being diluted to 1-3% of mass concentration, and can be used after being diluted to 5-10% of mass concentration in severely polluted places. The biological deodorization liquid can be sprayed to deodorize the air or uniformly spray the solid surface to remove odor substances.
The biological deodorization liquid is suitable for removing formaldehyde and peculiar smell in rooms and vehicles; removing ammonia gas and the like in a toilet; removing hydrogen sulfide and the like in the kitchen waste; removal of isovaleric acid from the human body, and the like.
The invention mainly utilizes the reaction of naringin modified substances and pungent smells such as hydrogen sulfide, sulfur dioxide, aldehydes and the like, the reaction of chlorogenic acid obtained from the eupatorium adenophorum extracting solution and substances such as ammonia gas, nicotine and the like, the reaction of small molecular peptides of fish skin and formaldehyde, and the reaction of amino in chitosan and acidic gases such as isovaleric acid, sulfur dioxide and the like to remove various pungent gas components.
Compared with the prior art, the invention has the following advantages and beneficial effects:
(1) the product of the invention belongs to a reaction type deodorant, has quick odor removal, has excellent removal effect on air pollutants such as formaldehyde, ammonia, nicotine and the like, and has removal rates respectively as high as 99%, 97% and 98%.
(2) The invention adopts plant and animal raw materials, is green and safe, is easy to obtain, has extremely low cost, realizes high-value utilization of agricultural wastes, avoids environment pollution caused by pomelo peel wastes, and can relieve the ecological environment crisis brought by development and utilization of the eupatorium adenophorum to a certain extent.
(3) The reaction type deodorant disclosed by the invention has various peculiar smell removal types. The cleaning agent has good removal effect on pungent odor and odor components in air, such as formaldehyde, hydrogen sulfide, ammonia gas, isovaleric acid, nicotine, tobacco tar, pentanethiol and the like; the application range is wide, and the odor removal requirements of various daily life scenes can be met. The invention can be suitable for removing formaldehyde and peculiar smell in rooms and vehicles, ammonia gas in toilets and the like, hydrogen sulfide and the like in kitchen waste, isovaleric acid in human bodies and the like.
(4) The smell removing liquid does not contain artificial essence, is completely dissolved in water, and the fragrance of the smell removing liquid is derived from natural fragrance components of plants.
(5) The deodorant disclosed by the invention has multiple functions, and has the effects of removing formaldehyde, removing peculiar smell, enhancing aroma and resisting bacteria. Naringenin in the naringin modified substance, chlorogenic acid in the eupatorium adenophorum spreng extract and chitosan have strong antibacterial property, and belong to natural antibacterial agents.
Drawings
FIG. 1 is a graph showing the comparison of the effect of different concentrations of the deodorizing solutions of example 5 on the removal of formaldehyde and ammonia.
FIG. 2 shows the effect of SPME-GC-MS method in example 6 on nicotine removal.
FIG. 3 shows the effect of SPME-GC-MS method in example 7 on the removal of isovaleric acid by the deodorising agent.
FIG. 4 shows the effect of the odor removal liquid on the scene test of odor removal in example 8.
Detailed Description
The present invention will be described in further detail with reference to examples and drawings, but the embodiments of the present invention are not limited thereto.
Those who do not specify specific conditions in the examples of the present invention follow conventional conditions or conditions recommended by the manufacturer. The raw materials, reagents and the like used without reference to manufacturers are all conventional products which can be obtained by commercial purchase.
Example 1 naringin modification preparation
The preparation method of the naringin modified substance comprises the following steps:
cutting the shaddock peel by a peel cutting machine to separate an oil peel layer and a white sac layer.
Secondly, crushing the oil peel layer, preparing essential oil by adopting a physical cold pressing method, bottling, sealing, placing in a constant temperature and humidity box, and refrigerating at 4 ℃ for later use;
the physical cold pressing method comprises the following specific processes: firstly, manually cutting the grapefruit peel oil skin layer into blocks with the area of about 3 multiplied by 3cm, then placing the blocks into a wall breaking machine to be further broken with the function of fruit and vegetable juice, taking out the blocks to be broken into blocks with the area of about 1 multiplied by 1cm, pouring 200ml of water to wash out the essential oil in the wall breaking machine for later use, then filling the secondarily broken blocks of peel into a (screw type) juice extractor to be squeezed with the juice extracting function to prepare the essential oil, taking out the squeezed peel residue, taking water with the mass of 8 times of that of the crushed blocks of peel and the prepared water containing the grapefruit peel essential oil to be uniformly mixed, then placing the peel residue on a 40-mesh sieve to be washed with water for 4 times, finally uniformly mixing the essential oil obtained by squeezing and the essential oil water solution obtained by washing the peel residue, carrying out oil-water separation, standing the separated essential oil at the temperature of 3 ℃ for 4 hours, carrying out oil-water separation again, then carrying out reduced pressure suction filtration on the separated essential oil by using filter paper, and finally obtaining the finished product of essential oil.
③ crushing the white capsule layer, adding 22 times of water by mass, soaking and extracting at the constant temperature of 100 ℃ for 1 hour, then filtering the extracting solution by using a piece of warp cloth, carrying out rotary evaporation and concentration on the filtrate by 2.5 times by mass, bottling and sealing, placing in a refrigerator freezing chamber at (-4 ℃) for standing and freezing for 21 hours, separating after the extracting solution is layered, and separating out the lower layer to obtain the naringin active ingredient.
Fourthly, according to the weight ratio of 1: 15000 adding naringinase into 65% naringin active component solution obtained from step III, performing enzymolysis at 50 deg.C for 2 hr, inactivating enzyme in 100 deg.C water bath for 15 min, filtering with filter paper to obtain mixture containing naringenin, rhamnose and glucose, and adding essential oil obtained from step II to obtain naringin modified product.
Example 2 preparation of an extract solution of Eupatorium Adenophorum
The preparation method of the eupatorium adenophorum extracting solution comprises the following steps:
taking the dried and crushed Eupatorium adenophorum, adding 8 times of water by mass, soaking and extracting at a constant temperature of 70 ℃ for 2 hours, then carrying out suction filtration on the extract through filter paper, carrying out rotary evaporation and concentration on the filtrate by 3 times by mass, bottling, sealing, placing in a constant temperature and humidity box, and refrigerating at a temperature of 4 ℃ for later use.
Example 3 formulation of Bio-based reactive odor eliminating liquid
Respectively weighing naringin modified substance, Eupatorium adenophorum Spreng extract, small molecular peptide of fish skin and chitosan, and blending according to the following method:
firstly, adding the fish skin small molecular peptide and chitosan into deionized water, homogenizing for 4 minutes at 300 revolutions per minute, then sequentially adding the naringin modified substance and the eupatorium adenophorum extract, homogenizing for 6 minutes at 300 revolutions per minute, and blending and mixing uniformly according to the method to obtain the peculiar smell substance reaction type biological deodorization liquid.
EXAMPLE 4 Formaldehyde removal by deodorizing solution
According to the following formula, biological odor removing liquid reacting with odor substances is prepared in the same way as in example 3:
naringin modified product: 50%, Eupatorium adenophorum extracting solution: 20%, fish skin small molecule peptide: 15%, chitosan: 5%, deionized water: and (4) the balance.
Wherein the molecular weight cut-off of the fish skin small molecular peptide is 2000 Da; the deacetylation degree of the chitosan is more than 80%.
And (3) testing the formaldehyde removal effect:
(1) and (3) testing environment: 40cm 30cm air chamber.
(2) The test method comprises the following steps: spraying the formaldehyde solution on the surface of the wood board, placing the wood board in an air bin, standing for 30 minutes, and measuring the concentration when the formaldehyde solution is volatilized. After 30 minutes the formaldehyde content was found to be 7.870mg/m 3 The wood block was then removed and the deodorising liquid of this example was weighed into an empty bottle, at which point the weight was 57 g.
(3) Then, the wood block spraying and air cabin spraying are carried out by using the deodorizing liquid, the wood block is weighed again after the spraying, the weight is 49.7g, the spraying amount is 7.3g, the formaldehyde content is measured after the spraying is finished for 30 minutes, and the measured formaldehyde content is 0.034mg/m 3 。
(4) And (4) conclusion: the use of 7.3g of the odor eliminating liquid of the present example effectively reduced the formaldehyde content in the air sump (40cm by 30 cm).
TABLE 1 odor removal effectiveness of odor remover
Example 5 comparison of the effectiveness of the odor eliminating solutions of the present invention at various concentrations on the removal of formaldehyde and ammonia
The formulation of the odor substance-reactive biological deodorant solution is the same as in example 4, and the preparation method is the same as in example 3.
After the original solution of the deodorizing liquid is prepared, the original solution is diluted into six deodorizing liquids with concentration gradients of 1%, 3%, 5%, 8%, 10% and 20% respectively for formaldehyde removal and ammonia removal.
(1) The test method comprises the following steps: the same as in example 4.
(2) And (4) conclusion: through tests, the removal rate of the odor removing liquid to ammonia is increased from 80% to 97% and the removal rate to formaldehyde is increased from 75% to 99% along with the increase of the concentration of the odor removing liquid. The deodorization liquid with the concentration of 1-5% has a good effect of removing formaldehyde and ammonia, and the deodorization liquid with the concentration of 1-3% basically meets the requirement of daily household deodorization. Concentrations above 3% are recommended for heavily contaminated sites.
Example 6SPME-GC-MS method for determining nicotine removing effect of deodorant solution
The formulation of the odor substance-reactive biological deodorant solution is the same as in example 4, and the preparation method is the same as in example 3. Diluting the obtained original solution of the odor removing liquid to prepare the odor removing liquid with the mass concentration of 3%.
(1) Test method
The nicotine removal rate was determined by SPME-GC-MS. The specific method comprises the following steps:
adding 0.07g of nicotine (ethanol as a solvent) with the mass concentration of 1% into a headspace transparent glass bottle, wherein one bottle is a blank group, the other bottle is an experimental group in which 1g of odor removing liquid (water as a solvent) with the mass concentration of 3% is added, and neither bottle is added with saline water or water and the like, placing the bottles in a room temperature environment for 24 hours, then placing the bottles in a 45-degree water bath for spme extraction, inserting an extraction head (50 extraction head), extracting for 2 hours, and then injecting a sample GC-MS. The GC-MS procedure was: the temperature is raised to 50 ℃ and kept for 2min, the gradient is 10, and the temperature is raised to 280 ℃ once and kept for 5 min.
TABLE 2SPME-GC-MS method for determining nicotine removing effect of deodorant liquid
| Blank group | Experimental group | Removal rate | |
| Nicotine (peak area) | 3136569863 | 53057122 | 98.3％ |
(2) And (4) conclusion: the removal effect of the odor removal liquid on nicotine is measured by an SPME-GC-MS method, the peak area of nicotine is 3136569863 before treatment (blank group), the peak area of nicotine is 53057122 after treatment (experimental group), and the removal rate of nicotine is measured by taking the peak area as an index, so that the odor removal liquid has the removal rate of nicotine as high as 98.3%, and has a very good effect of removing nicotine in tobacco smoke.
Example 7SPME-GC-MS method for determining the effect of the deodorizing solution on removing isovaleric acid
The formulation of the odor substance-reactive biological deodorant solution is the same as in example 4, and the preparation method is the same as in example 3. Diluting the obtained original solution of the odor removing liquid to prepare the odor removing liquid with the mass concentration of 3%.
(1) Test method as in example 6, only nicotine was changed to isovaleric acid.
TABLE 3SPME-GC-MS method for determining the effect of the deodorizing liquid on removing isovaleric acid
| Blank group | Experimental group | Removal rate | |
| Isovaleric acid (Peak area) | 3758760021 | 1735487451 | 58.83％ |
(2) And (4) conclusion: the removal effect of the deodorant liquid on isovaleric acid is determined by an SPME-GC-MS method, the peak area of isovaleric acid is 3758760021 before treatment (blank group), the peak area of isovaleric acid is 1735487451 after treatment (experimental group), the removal rate of isovaleric acid is determined by taking the peak area as an index, the removal rate of the deodorant liquid on isovaleric acid reaches 58.83%, and sweat odor and shoe odor can be well removed to a certain extent.
Example 8 Scenario test Effect of deodorizing liquids on odor and odor removal
The formulation of the odor substance-reactive biological deodorant solution is the same as in example 4, and the preparation method is the same as in example 3. Diluting the obtained original solution of the odor removing liquid to prepare the odor removing liquid with the mass concentration of 5%.
(1) The test method comprises the following steps: the odor removing liquid is subjected to scene test on the effect of removing the tobacco smoke odor, the pet urine odor, the sweat odor and the garbage odor, various odors are adsorbed on the cotton towel and are placed in a closed space, then a certain amount of the odor removing liquid is sprayed in the closed space, and a group of corresponding blank groups are reserved for comparison. The scoring staff scored according to the specified time, the odor scoring adopts 6 scores, 0 represents no odor, 6 represents strong odor, the test group is 10 persons, and 10 persons rate the odor in the space in 0min, 10min and 60min respectively and compare with an untreated control group.
(2) And (4) conclusion: with the prolonging of the treatment time, the evaluation value of the tobacco flavor is reduced from the initial 6 points to 4 points, the evaluation value of the urine flavor is reduced from the initial 6 points to 1 point, the evaluation value of the sweat flavor is reduced from the initial 6 points to 3 points, and the evaluation value of the garbage odor is reduced from the initial 6 points to 1 point.
Comparative examples 1 to 5
The following formulation was used in accordance with the preparation methods of examples 1 to 3.
TABLE 4 odor eliminating liquid formulations of comparative examples 1 to 5
And diluting the odor removing liquid of the comparative examples 1-5 into aqueous solution with the mass concentration of 3% by using deionized water respectively to carry out formaldehyde and nicotine removal effect tests.
(1) The formaldehyde removal test method was the same as in example 4, and the nicotine removal test method was the same as in example 6.
TABLE 5 Formaldehyde, nicotine removal test results
(2) And (4) conclusion: from the test results in table 5, it can be seen that the deodorizing solutions of examples 5 and 6 have very good removing effects on formaldehyde and nicotine, respectively, and the removing effects are far better than the removing effects of the deodorizing solutions of comparative examples 1 to 5 on formaldehyde and nicotine. Therefore, the odor removal agent has a synergistic effect on the removal of odor components such as formaldehyde and nicotine after different odor removal components are mixed according to a specific ratio.
The above embodiments are preferred embodiments of the present invention, but the present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents thereof, and all such changes, modifications, substitutions, combinations, and simplifications are intended to be included in the scope of the present invention.
Claims (10)
1. A bio-based reaction type deodorant solution is characterized by being prepared from the following components in percentage by weight: 40-60% of naringin modifier; 10-30% of an Eupatorium adenophorum extracting solution; 10-20% of fish skin small molecular peptide; 5-10% of chitosan; the balance of water.
2. The bio-based reactive odor removing liquid as claimed in claim 1, which is prepared from the following components in percentage by weight: 50% of naringin modifier; 20% of eupatorium adenophorum extracting solution; 15% of fish skin small molecular peptide; 5% of chitosan; the balance of water.
3. The bio-based reactive odor eliminating liquid as claimed in claim 1 or 2, wherein the naringin modified substance is prepared by the following method:
(1) cutting pericarpium Citri Grandis into oil layer and white sac layer, pulverizing the oil layer, preparing essential oil by physical cold pressing method, and refrigerating;
(2) crushing the white capsule layer, adding water with the mass of 20-25 times of the white capsule layer, soaking and extracting at constant temperature, filtering an extracting solution by using a piece of warp cloth, concentrating by 2-3 times of the mass, sealing, standing at-5 ℃, and taking a lower layer after layering to obtain the naringin active ingredient;
(3) adding naringinase into the naringin active ingredient solution for enzymolysis, filtering to obtain a mixture mainly containing naringenin, rhamnose and glucose, and adding the essential oil obtained in the step (1) to obtain the naringin modified substance.
4. The bio-based reaction type odor removing liquid as claimed in claim 3, wherein the temperature for soaking and extracting at constant temperature in step (2) is 95-100 ℃ for 60-80 min; and (3) standing for 20-24 hours.
5. The bio-based reactive odor removing liquid as claimed in claim 3, wherein the mass ratio of the naringinase and the naringin active ingredients in the step (3) is 1: 10000-30000; the mass concentration of the naringin active ingredient solution is 60-70%; the temperature of enzymolysis is 30-50 ℃, and the time is 2-4 h.
6. The bio-based reaction type odor removing liquid as claimed in claim 1, wherein the Eupatorium adenophorum extract is prepared by the following method:
mixing Eupatorium adenophorum Spreng with 5-10 times of water by mass, soaking and extracting at constant temperature, filtering, concentrating by 2-3 times of water by mass to obtain Eupatorium adenophorum Spreng extract, and refrigerating for later use.
7. The bio-based reactive odor eliminating liquid as claimed in claim 6, wherein the temperature for soaking and extracting at constant temperature is 60-80 ℃ for 100-150 min.
8. The bio-based reactive odor eliminating liquid as claimed in claim 1, wherein the molecular weight cut-off of the small-molecule peptide of fish skin is 1000-4000 Da; the deacetylation degree of the chitosan is more than 80%.
9. The preparation method of the bio-based reaction type deodorant solution as claimed in any one of claims 1 to 8, characterized by comprising the steps of: adding the fish skin small molecular peptide and chitosan into water, carrying out first homogenization, sequentially adding the naringin modified substance and the eupatorium adenophorum spreng extract, and carrying out second homogenization to obtain a reactive biological deodorant solution;
the first homogenization is as follows: homogenizing for 3-5 minutes at 200-300 rpm; the second homogenization is as follows: homogenizing for 5-8 minutes at 200-300 rpm.
10. Use of a bio-based reactive odor eliminating liquid as defined in any one of claims 1 to 8 in the field of odor elimination.
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