阅读说明：本技术 一种抗菌防螨喷剂及其制备方法和应用 (Antibacterial anti-mite spray and preparation method and application thereof ) 是由 陈广川 于红光 吴新磊 于 2021-07-08 设计创作，主要内容包括：本发明提供一种抗菌防螨喷剂及其制备方法和应用,所述抗菌防螨喷剂包括特定份数的有机硅季铵盐、纳米银溶液、光触媒、壳聚糖、植物提取液和菊聚酯的组合,利用多种类型的抗菌抗病毒成分互相搭配,使得最终得到的抗菌防螨喷剂不仅具有优异的抗菌效果,且具有防螨的功效,无刺激性气味,无毒,可广泛应用于各类宠物的毛发消毒杀菌中,有效降低了宠物的清洗频率。(The invention provides an antibacterial and anti-mite spray and a preparation method and application thereof, wherein the antibacterial and anti-mite spray comprises the combination of organosilicon quaternary ammonium salt, nano-silver solution, photocatalyst, chitosan, plant extract and chrysanthemum polyester in a specific part, and various antibacterial and antiviral components are matched with each other, so that the finally obtained antibacterial and anti-mite spray not only has an excellent antibacterial effect, but also has an anti-mite effect, has no pungent smell and is nontoxic, can be widely applied to hair disinfection and sterilization of various pets, and effectively reduces the cleaning frequency of the pets.)

1. The antibacterial and anti-mite spray is characterized by comprising the following components in parts by weight:

2. the antibacterial and anti-mite spray of claim 1, wherein the photocatalyst comprises silver-doped nano titanium dioxide and silver/cerium co-doped nano zinc oxide;

preferably, the mass ratio of the silver-doped nano titanium dioxide to the silver/cerium co-doped nano zinc oxide is 1 (0.2-0.5);

preferably, the particle size of the silver-doped nano titanium dioxide is 5-20 nm;

preferably, the particle size of the silver/cerium co-doped nano zinc oxide is 20-40 nm.

3. The antibacterial and anti-mite spray as claimed in claim 1 or 2, wherein the mass ratio of the organosilicon quaternary ammonium salt to the nano-silver solution is (3-5): 1;

preferably, the organosilicon quaternary ammonium salt comprises any one of dimethyl octadecyl [3- (trimethoxysilyl) propyl ] ammonium chloride, N-dimethyl-N-octadecyl aminopropyl trimethoxy silane or N, N-dimethyl dodecyl aminopropyl trimethoxy silane ammonium chloride or a combination of at least two of the foregoing.

4. The antibacterial and anti-mite spray according to any one of claims 1 to 3, wherein the plant extract comprises any one of or a combination of at least two of aloe extract, wormwood extract and tea polyphenol extract.

5. The antibacterial and anti-mite spray according to any one of claims 1 to 4, characterized by further comprising any one or a combination of at least two of a solvent, a coupling agent or a perfume;

preferably, the content of the solvent in the antibacterial and anti-mite spray is 60-78 parts by weight;

preferably, the solvent comprises any one of ethanol, propylene glycol methyl ether or propylene glycol methyl ether acetate or a combination of at least two thereof;

preferably, the content of the coupling agent in the antibacterial and anti-mite spray is 0.5-2.5 parts by weight;

preferably, the coupling agent comprises 3-triethoxysilyl-1-amine and/or gamma- (methacryloyloxy) propyltrimethoxysilane;

preferably, the content of the essence in the antibacterial and anti-mite spray is 0.5-1 part by weight.

6. The preparation method of the antibacterial and anti-mite spray as claimed in any one of claims 1 to 5, which is characterized by comprising the following steps:

(1) mixing a silicone quaternary ammonium salt, a chrysanthemum polyester and optionally a solvent to obtain a first mixture;

(2) mixing the first mixture obtained in the step (1), a nano silver solution and a photocatalyst to obtain a second mixture;

(3) and (3) mixing the second mixture obtained in the step (2), chitosan and the plant extract to obtain the antibacterial and anti-mite spray.

7. The preparation method according to claim 6, wherein the mixing time in the step (1) is 15-20 min;

preferably, the mixing in the step (1) is carried out under the condition of stirring, and more preferably under the condition of stirring at the rotating speed of 150-200 r/min.

8. The method according to claim 6 or 7, wherein the mixing time in the step (2) is 30 to 35 min;

preferably, the mixing in the step (2) is carried out under the condition of stirring, and further preferably under the condition of stirring at the rotating speed of 200-250 r/min.

9. The method according to any one of claims 6 to 8, wherein the mixing time in step (3) is 15 to 20 min;

preferably, the mixing in the step (3) is carried out under the condition of stirring, and further preferably under the condition of stirring at the rotating speed of 150-200 r/min;

preferably, the step (3) of mixing further comprises the step of adding a coupling agent and a essence for mixing after the mixing is finished.

10. The use of the antibacterial and anti-mite spray of any one of claims 1 to 5 in the antibacterial and anti-mite treatment of pets.

Technical Field

The invention belongs to the technical field of antibacterial materials, and particularly relates to an antibacterial and anti-mite spray, and a preparation method and application thereof.

Background

With the improvement of living standard, various pets enter thousands of households, accompany people at all times, and according to research, the pet hair is very easy to breed bacteria, mites and the like, including escherichia coli, salmonella and methicillin-resistant staphylococcus aureus, and when the pet hair is in contact with a human body, the pet hair is easy to cause human infection, harm human health, and have symptoms of fever, vomiting, diarrhea and the like.

At present, antibacterial sprays are researched more, and the main focus is on sterilization and disinfection. CN103191356A discloses an antibacterial spray and a preparation method thereof, wherein the antibacterial spray contains traditional Chinese medicine components such as fructus cnidii, radix sophorae flavescentis, cortex phellodendri, radix stemonae and the like, can effectively adjust the pH value in the vagina, maintain the normal acidic environment in the vagina and play a role in warming, conditioning and maintaining; the preparation method comprises the steps of firstly carrying out water extraction for three times and then carrying out alcohol extraction, so that the effective components are completely extracted, the prepared antibacterial spray has the advantages of medicinal effect of the traditional Chinese medicine components and easy absorption, and the spray is not required to be cleaned again after being sprayed, so that the use method is simple, the toxicity is lower, and the spray is used for treating reproductive system infectious diseases. CN109453423A discloses an antibacterial spray based on nano-materials, a preparation method and an application thereof, wherein the antibacterial spray comprises the following active ingredients: the mass ratio of the liquid metal to the chitosan is 1 (10-20), the antibacterial spray disclosed by the invention can play a double antibacterial effect, is more convenient to use for medical use or household use, and further provides an antibacterial spray system. CN112244017A discloses a compound quaternary ammonium salt antibacterial spray, belonging to the technical field of disinfectant. According to the mass fraction: 0.01-20 wt.% of quaternary ammonium salt, 0.01-20 wt.% of synergist, 0.1-20 wt.% of cosolvent, 0.01-5 wt.% of essence and the balance of water. The main effective component of the invention is quaternary ammonium salt, has the advantages of high sterilization efficiency, stability, durability, small irritation and economy, can effectively inhibit the breeding and propagation of bacteria, and can be widely used in places such as families, markets, schools and the like.

However, the antibacterial components of the above patents are single, and thus the functions are single, and the antibacterial slow release performance and durability are poor, and the antibacterial spray is not directed to pet hair.

Therefore, the development of an antibacterial and anti-mite spray which has excellent antibacterial effect and lasting antibacterial performance and aims at pet hair is a technical problem which needs to be solved urgently by the technical personnel in the field.

Disclosure of Invention

Aiming at the defects of the prior art, the invention aims to provide an antibacterial and anti-mite spray and a preparation method and application thereof, wherein the antibacterial and anti-mite spray comprises the combination of organosilicon quaternary ammonium salt, nano-silver solution, photocatalyst, chitosan, plant extract and chrysanthemum polyester in a specific part, and various antibacterial components are matched with each other, so that the finally obtained antibacterial and anti-mite spray not only has excellent antibacterial effect, but also has the anti-mite effect, has no pungent smell and no toxicity, can be widely applied to hair disinfection and sterilization of various pets, and effectively reduces the cleaning frequency of the pets.

In order to achieve the purpose, the invention adopts the following technical scheme:

in a first aspect, the invention provides an antibacterial and anti-mite spray, which comprises the following components in parts by weight:

the quaternary ammonium silicone salt may be 1.5 parts by weight, 2 parts by weight, 2.5 parts by weight, 3 parts by weight, 3.5 parts by weight, 4 parts by weight, 4.5 parts by weight, 5 parts by weight, or 5.5 parts by weight, and the like.

The nano-silver solution may be 0.4 parts by weight, 0.5 parts by weight, 0.6 parts by weight, 0.7 parts by weight, 0.8 parts by weight, 0.9 parts by weight, 1 part by weight, 1.2 parts by weight, 1.4 parts by weight, or the like.

The photocatalyst may be 0.8 parts by weight, 1 part by weight, 1.2 parts by weight, 1.4 parts by weight, 1.6 parts by weight, 1.8 parts by weight, or the like.

The chitosan may be 12.5 parts by weight, 13 parts by weight, 13.5 parts by weight, 14 parts by weight, 14.5 parts by weight, 15 parts by weight, 15.5 parts by weight, 16 parts by weight, 16.5 parts by weight, 17 parts by weight, 17.5 parts by weight, or the like.

The plant extract may be 2.5 parts by weight, 3 parts by weight, 3.5 parts by weight, 4 parts by weight, 4.5 parts by weight, 5 parts by weight, 5.5 parts by weight, 6 parts by weight, 6.5 parts by weight, 7 parts by weight, 7.5 parts by weight, or the like.

The chrysanthemum polyester can be 0.7, 0.9, 1.1, 1.3, 1.5, 1.7, 1.9, 2.1, or 2.3 parts by weight, and the like.

According to the antibacterial and anti-mite spray provided by the invention, the specific parts of the combination of the organic silicon quaternary ammonium salt, the nano silver solution, the photocatalyst, the chitosan, the plant extracting solution and the chrysanthemum polyester are added, the nano silver solution, the organic silicon quaternary ammonium salt, the plant extracting solution and the photocatalyst are used as main effective antibacterial components, and various types of antibacterial and antiviral components are matched with one another, so that the finally obtained antibacterial and anti-mite spray not only has an excellent antibacterial effect, but also has an anti-mite effect, has no pungent smell and is non-toxic, can be widely applied to hair disinfection and sterilization of various pets, and effectively reduces the cleaning frequency of the pets.

Preferably, the photocatalyst comprises silver-doped nano titanium dioxide and silver/cerium-codoped nano zinc oxide.

Preferably, the mass ratio of the silver-doped nano titanium dioxide to the silver/cerium co-doped nano zinc oxide is 1 (0.2-0.5), such as 1:0.23, 1:0.26, 1:0.29, 1:0.3, 1:0.33, 1:0.36, 1:0.39, 1:0.4, 1:0.43, 1:0.46 or 1: 0.49.

As a preferred techniqueAccording to the scheme, the silver-doped nano titanium dioxide and the silver/cerium co-doped nano zinc oxide with the mass ratio of 1 (0.2-0.5) are further preferably selected, two photocatalysts with different energy band structures under a specific mass ratio are selected to generate a synergistic effect, a new energy band structure can be formed, migration and separation of a photon-generated carrier are caused, the separation efficiency of photon-generated electrons and holes is improved, the response range of the composite photocatalyst to light is widened, and the antibacterial performance of the composite photocatalyst is improved; simultaneously, active OH < - >, O are generated on the surface of the photocatalyst₂The two photocatalysts have a synergistic effect, so that the antibacterial performance is improved, and the durability of the antibacterial performance is prolonged; if the ratio is not within the range specified as the preferred mass ratio in the present invention, the optimum antibacterial effect cannot be obtained.

Preferably, the particle size of the silver-doped nano titanium dioxide is 5-20 nm, such as 7nm, 9nm, 11nm, 13nm, 15nm, 17nm or 19 nm.

Preferably, the particle size of the silver/cerium co-doped nano zinc oxide is 20-40 nm, such as 22nm, 24nm, 26nm, 28nm, 30nm, 32nm, 34nm, 36nm or 38 nm.

Preferably, the mass ratio of the organosilicon quaternary ammonium salt to the nano silver solution is 3-5: 1, such as 3.2:1, 3.4:1, 3.6:1, 3.8:1, 4:1, 4.2:1, 4.4:1, 4.6:1 or 4.8: 1.

Preferably, the organosilicon quaternary ammonium salt comprises any one of dimethyl octadecyl [3- (trimethoxysilyl) propyl ] ammonium chloride, N-dimethyl-N-octadecyl aminopropyl trimethoxy silane or N, N-dimethyl dodecyl aminopropyl trimethoxy silane ammonium chloride or a combination of at least two of the foregoing.

Preferably, the plant extract comprises any one or a combination of at least two of aloe extract, wormwood extract and tea polyphenol extract.

Preferably, the antibacterial and anti-mite spray further comprises any one or a combination of at least two of a solvent, a coupling agent or a essence.

Preferably, the content of the solvent in the antibacterial and anti-mite spray is 60 to 78 parts by weight, such as 62 parts by weight, 64 parts by weight, 66 parts by weight, 68 parts by weight, 70 parts by weight, 72 parts by weight, 74 parts by weight or 76 parts by weight.

Preferably, the solvent comprises any one of ethanol, propylene glycol methyl ether or propylene glycol methyl ether acetate or a combination of at least two thereof.

Preferably, the content of the coupling agent in the antibacterial and anti-mite spray is 0.5-2.5 parts by weight, such as 0.7 part by weight, 0.9 part by weight, 1.1 part by weight, 1.3 parts by weight, 1.5 parts by weight, 1.7 parts by weight, 1.9 parts by weight, 2.1 parts by weight or 2.3 parts by weight.

Preferably, the coupling agent comprises 3-triethoxysilyl-1-amine and/or gamma- (methacryloyloxy) propyltrimethoxysilane.

Preferably, the content of the essence in the antibacterial and anti-mite spray is 0.5-1 part by weight, such as 0.55 part by weight, 0.6 part by weight, 0.65 part by weight, 0.7 part by weight, 0.75 part by weight, 0.8 part by weight, 0.85 part by weight, 0.9 part by weight or 0.95 part by weight.

In a second aspect, the present invention provides a method for preparing the antibacterial and acaricidal spray of the first aspect, wherein the method comprises the following steps:

(1) mixing a silicone quaternary ammonium salt, a chrysanthemum polyester and optionally a solvent to obtain a first mixture;

(2) mixing the first mixture obtained in the step (1), a nano silver solution and a photocatalyst to obtain a second mixture;

(3) and (3) mixing the second mixture obtained in the step (2), chitosan and the plant extract to obtain the antibacterial and anti-mite spray.

Preferably, the mixing time in step (1) is 15-20 min, such as 15.5min, 16min, 16.5min, 17min, 17.5min, 18min, 18.5min, 19min or 19.5 min.

Preferably, the mixing in step (1) is carried out under stirring, and more preferably under stirring at a rotation speed of 150 to 200r/min (e.g., 155r/min, 160r/min, 165r/min, 170r/min, 175r/min, 180r/min, 185r/min, 190r/min, or 195 r/min).

Preferably, the mixing time in step (2) is 30-35 min, such as 30.5min, 31min, 31.5min, 32min, 32.5min, 33min, 33.5min, 34min or 34.5 min.

Preferably, the mixing in step (2) is carried out under stirring, and more preferably under stirring at a rotation speed of 200-250 r/min (e.g. 205r/min, 210r/min, 215r/min, 220r/min, 225r/min, 230r/min, 235r/min, 240r/min or 245 r/min).

Preferably, the mixing time in step (3) is 15-20 min, such as 15.5min, 16min, 16.5min, 17min, 17.5min, 18min, 18.5min, 19min or 19.5 min.

Preferably, the mixing in step (3) is carried out under stirring, and more preferably under stirring at a rotation speed of 150 to 200r/min (e.g., 155r/min, 160r/min, 165r/min, 170r/min, 175r/min, 180r/min, 185r/min, 190r/min, or 195 r/min).

Preferably, the step (3) of mixing further comprises the step of adding a coupling agent and a essence for mixing after the mixing is finished.

As a preferred technical scheme, the preparation method comprises the following steps:

(1) mixing organosilicon quaternary ammonium salt, chrysanthemum polyester and an optional solvent for 15-20 min under the stirring condition of the rotating speed of 150-200 r/min to obtain a first mixture;

(2) mixing the first mixture obtained in the step (1), the nano silver solution and the photocatalyst for 30-35 min under the stirring condition of the rotating speed of 200-250 r/min to obtain a second mixture;

(3) and (3) mixing the second mixture obtained in the step (2), chitosan and the plant extract for 15-20 min under the stirring condition of the rotating speed of 150-200 r/min, adding a coupling agent and essence, and mixing to obtain the antibacterial and anti-mite spray.

In a third aspect, the present invention provides an antibacterial and anti-mite spray as described in the first aspect, for pets.

The antibacterial and anti-mite spray provided by the invention is mainly used for pets, can be used for sterilizing and disinfecting pet hair, can inhibit the propagation of mites, and simultaneously reduces the times of cleaning the pets.

Compared with the prior art, the invention has the following beneficial effects:

according to the antibacterial and anti-mite spray provided by the invention, the organosilicon quaternary ammonium salt, the nano-silver solution, the photocatalyst and the plant extract with specific parts are added for matching, and are cooperatively used as antibacterial main components, so that the antibacterial and anti-mite spray has high-efficiency antibacterial performance, has an anti-mite effect, has an excellent antibacterial effect on bacteria such as escherichia coli, staphylococcus aureus and the like, and has an antibacterial rate of 97.54-99.91% on escherichia coli and an antibacterial rate of 97.81-99.95% on staphylococcus aureus; the anti-virus activity rate of the anti-virus agent for H1N1 and H3N2 is more than 95%, the avoidance rate of the anti-virus agent for mites is 96.14-99.52%, and the spray agent has no pungent smell and is nontoxic, so that the anti-virus agent can be widely applied to hair disinfection and sterilization of various pets, and can effectively reduce the cleaning frequency of the pets.

Detailed Description

The technical solution of the present invention is further explained by the following embodiments. It should be understood by those skilled in the art that the examples are only for the understanding of the present invention and should not be construed as the specific limitations of the present invention.

Example 1

An antibacterial anti-mite spray comprises the following components in parts by weight:

the preparation method of the antibacterial and anti-mite spray provided by the embodiment comprises the following steps:

(1) mixing organosilicon quaternary ammonium salt (Kangye Biotechnology (Dongguan) Co., Ltd., MS-K012), chrysanthemum polyester and ethanol at 150rpm for 15min to obtain a first mixture;

(2) mixing the first mixture obtained in the step (1), a nano silver solution (Kangyi Biotechnology (Dongguan) Co., Ltd., MS-K002), silver-doped nano titanium dioxide and silver/cerium co-doped nano zinc oxide at a rotating speed of 220rpm for 30min to obtain a second mixture;

(3) mixing the second mixture obtained in the step (2), chitosan and aloe extract (2021, Baiyu, Guangzhou) at 150rpm for 15min, adding 3-triethoxysilyl-1-amine and essence, and mixing to obtain the antibacterial and anti-mite spray.

Example 2

An antibacterial anti-mite spray comprises the following components in parts by weight:

the preparation method of the antibacterial and anti-mite spray provided by the embodiment comprises the following steps:

(1) mixing organosilicon quaternary ammonium salt (Kangye Biotechnology (Dongguan) Co., Ltd., MS-K012), chrysanthemum polyester and ethanol at a rotation speed of 180rpm for 20min to obtain a first mixture;

(2) mixing the first mixture obtained in the step (1), a nano silver solution (Kangyi Biotechnology (Dongguan) Co., Ltd., MS-K002), silver-doped nano titanium dioxide and silver/cerium co-doped nano zinc oxide at a rotation speed of 250rpm for 35min to obtain a second mixture;

(3) and (3) mixing the second mixture obtained in the step (2), chitosan and an aloe extracting solution (2021, Baiyu, Guangzhou, Biotechnology Co., Ltd.) at the rotating speed of 180rpm for 20min, adding 3-triethoxysilyl-1-amine and essence, and mixing to obtain the antibacterial and anti-mite spray.

Example 3

An antibacterial anti-mite spray comprises the following components in parts by weight:

the preparation method of the antibacterial and anti-mite spray provided by the embodiment comprises the following steps:

(1) mixing organosilicon quaternary ammonium salt (Kangye Biotechnology (Dongguan) Co., Ltd., MS-K012), chrysanthemum polyester and ethanol at 160rpm for 18min to obtain a first mixture;

(2) mixing the first mixture obtained in the step (1), a nano silver solution (Kangyi Biotechnology (Dongguan) Co., Ltd., MS-K002), silver-doped nano titanium dioxide and silver/cerium co-doped nano zinc oxide at the rotation speed of 240rpm for 32min to obtain a second mixture;

(3) and (3) mixing the second mixture obtained in the step (2), chitosan and an aloe extracting solution (2021, Baiyu, Guangzhou, Biotechnology Co., Ltd.) at the rotating speed of 160rpm for 18min, adding 3-triethoxysilyl-1-amine and essence, and mixing to obtain the antibacterial and anti-mite spray.

Example 4

An antibacterial and anti-mite spray is different from the spray in example 1 only in that the addition amount of silver-doped nano titanium dioxide is 1.3 parts by weight, silver/cerium co-doped nano zinc oxide is not added, and other components, the using amount and the preparation method are the same as those in example 1.

Example 5

An antibacterial and anti-mite spray is different from the spray in example 1 only in that silver-doped nano titanium dioxide is not added, the addition amount of silver/cerium-codoped nano zinc oxide is 1.3 parts by weight, and other components, the use amount and the preparation method are the same as those in example 1.

Comparative example 1

An antibacterial and anti-mite spray is different from the spray in the embodiment 1 only in that organic silicon quaternary ammonium salt is not added, the addition amount of the nano silver solution is 4 parts by weight, and other components, the using amount and the preparation method are the same as those in the embodiment 1.

Comparative example 2

An antibacterial and anti-mite spray is different from the spray in example 1 only in that organic silicon quaternary ammonium salt is not added, the addition amount of aloe extract is 9 parts by weight, and other components, the use amount and the preparation method are the same as those in example 1.

Comparative example 3

An antibacterial and anti-mite spray is different from the spray in example 1 only in that no organosilicon quaternary ammonium salt is added, the addition amount of the chrysanthemum polyester is 4.5 parts by weight, and other components, the use amount and the preparation method are the same as those in example 1.

Comparative example 4

An antibacterial and anti-mite spray is different from the spray in example 1 only in that a nano silver solution is not added, the addition amount of organosilicon quaternary ammonium salt is 4 parts by weight, and other components, the use amount and the preparation method are the same as those in example 1.

Comparative example 5

An antibacterial and anti-mite spray is different from the spray in example 1 only in that a nano silver solution is not added, the addition amount of an aloe extract is 7 parts by weight, and other components, the use amount and the preparation method are the same as those in example 1.

Comparative example 6

An antibacterial and anti-mite spray is different from the spray in the embodiment 1 only in that a nano silver solution is not added, the addition amount of chrysanthemum polyester is 2.5 parts by weight, and other components, the use amount and the preparation method are the same as those in the embodiment 1.

Comparative example 7

An antibacterial and anti-mite spray is different from the spray in example 1 only in that aloe extract is not added, the addition amount of organosilicon quaternary ammonium salt is 10 parts by weight, and other components, the use amount and the preparation method are the same as those in example 1.

Comparative example 8

An antibacterial and anti-mite spray is different from the spray in example 1 only in that aloe extract is not added, the addition amount of the nano-silver solution is 7 parts by weight, and other components, the use amount and the preparation method are the same as those in example 1.

Comparative example 9

An antibacterial and anti-mite spray is different from the spray in example 1 only in that aloe extract is not added, chrysanthemum polyester is added in an amount of 7.5 parts by weight, and other components, the using amount and the preparation method are the same as those in example 1.

Comparative example 10

An antibacterial and anti-mite spray is different from the spray in example 1 only in that no photocatalyst is added, the addition amount of organosilicon quaternary ammonium salt is 4 parts by weight, and other components, the use amount and the preparation method are the same as those in example 1.

Comparative example 11

An antibacterial and anti-mite spray is different from the spray in example 1 only in that no photocatalyst is added, the addition amount of aloe extract is 7 parts by weight, and other components, the use amount and the preparation method are the same as those in example 1.

Comparative example 12

An antibacterial and anti-mite spray is different from the spray in example 1 only in that no photocatalyst is added, the addition amount of the chrysanthemum polyester is 2.5 parts by weight, and other components, the use amount and the preparation method are the same as those in example 1.

And (3) performance testing:

(1) the antibacterial rate is tested according to QB/T2738-;

(2) the repelling rate of mites was determined according to NY/T1151.2-2006 pesticide laboratory test method for pesticide registration hygiene and evaluation part 2: mite kill and mite repellant test.

The antibacterial and anti-mite sprays provided by examples 1-5 and comparatives 1-12 were tested according to the test method described above, and the test results are shown in table 1:

TABLE 1

As can be seen from the data in table 1:

the antibacterial and anti-mite spray obtained in examples 1 to 5 has an antibacterial rate of 97.54 to 99.91% for escherichia coli, an antibacterial rate of 97.81 to 99.95% for staphylococcus aureus, and a repelling rate of 96.14 to 99.52% for mites.

Specifically, by comparing the data of example 1 with the data of comparative examples 1 to 3, the antibacterial rate and the aversion rate to mites of the antibacterial and acaricidal spray prepared without adding the organic quaternary ammonium salt are greatly reduced; the data of the comparative example 1 and the comparative example 4 also show that the antibacterial rate and the aversion rate to mites of the antibacterial and anti-mite spray obtained without adding the nano silver solution are greatly reduced; comparing the data of the example 1 and the comparative examples 7-9, the antibacterial rate and the mite avoidance rate of the antibacterial and mite-proof spray obtained without adding the aloe extract are greatly reduced; comparing example 1 with comparative examples 10 to 12, it can be seen that the antibacterial rate and the aversion rate to mites of the antibacterial and anti-mite spray obtained without adding the photocatalyst are greatly reduced; in conclusion, the spray with excellent antibacterial performance and mite-proof effect can be obtained only by simultaneously adding the combination of the organic silicon quaternary ammonium salt, the nano-silver solution, the photocatalyst, the chitosan, the plant extract and the chrysanthemum polyester in specific parts and utilizing the mutual matching of various antibacterial and antiviral components. Further comparing the embodiment 1 with the embodiments 4 to 5, it can be found that the antibacterial and anti-mite effect of the antibacterial and anti-mite spray obtained by using silver-doped nano titanium dioxide and silver/cerium co-doped nano zinc oxide as the photocatalyst in the embodiment 1 is more excellent.

The applicant states that the invention is described by the above examples to describe an antibacterial and anti-mite spray and its preparation method and application, but the invention is not limited to the above examples, i.e. it does not mean that the invention must be implemented by the above examples. It should be understood by those skilled in the art that any modification of the present invention, equivalent substitutions of the raw materials of the product of the present invention, addition of auxiliary components, selection of specific modes, etc., are within the scope and disclosure of the present invention.