CN112625691A - Soil deodorant and preparation method and application thereof - Google Patents

Abstract

The invention discloses a soil deodorant and a preparation method and application thereof, wherein the soil deodorant comprises the following components in parts by weight: 10-25 parts of quaternary ammonium salt sterilizing agent, 15-30 parts of oxalic acid, 5-15 parts of menthol, 5-17 parts of surfactant, 9-23 parts of magnesium salt, 3-9 parts of copper salt, 12-20 parts of aluminum salt, 15-28 parts of paraffin, 7-20 parts of calcium hypochlorite, 3-8 parts of chitosan oligosaccharide, 5-20 parts of polyphenol, 25-30 parts of polyglycerol and 300-1000 parts of water. The soil deodorant disclosed by the invention can remove peculiar smell in soil, and can inhibit bacteria, sterilize, keep soil moisture and refresh air.

Description

Soil deodorant and preparation method and application thereof

Technical Field

The invention relates to the technical field of environmental remediation, in particular to a soil deodorant and a preparation method and application thereof.

Background

Soil is the material foundation on which humans rely for survival and development, and is an important component of the natural environment. Not only provides living space for animals, plants and human beings, but also provides mechanical support capability for plant growth, and provides fertility factors such as water, fertilizer, gas, heat and the like required by the growth and development of the plants.

Soil is polluted due to improper use, and the polluted soil often gives off various odors, cannot be used for planting plants, and may have harmful effects on surrounding animals and residents, so that the polluted soil needs to be treated.

One of the steps of treating the contaminated soil is deodorization, so that the development of a safe and effective soil deodorant has important significance.

Disclosure of Invention

The invention provides a soil deodorant, a preparation method and application thereof, wherein the soil deodorant can remove peculiar smell in soil, and simultaneously can inhibit bacteria, sterilize, keep soil moisture and refresh air.

A soil deodorant comprises the following components in parts by weight: 10-25 parts of quaternary ammonium salt sterilizing agent, 15-30 parts of oxalic acid, 5-15 parts of menthol, 5-17 parts of surfactant, 9-23 parts of magnesium salt, 3-9 parts of copper salt, 12-20 parts of aluminum salt, 15-28 parts of paraffin, 7-20 parts of calcium hypochlorite, 3-8 parts of chitosan oligosaccharide, 5-20 parts of polyphenol, 25-30 parts of polyglycerol and 300-1000 parts of water.

Preferably, the quaternary ammonium salt sterilizing agent comprises one or more of alkyl trimethyl quaternary ammonium salt, alkyl dimethyl benzyl quaternary ammonium salt and alkyl dimethyl hydroxyethyl quaternary ammonium salt.

Preferably, the surfactant comprises one or more of stearic acid, sodium dodecyl benzene sulfonate, lecithin, amino acid, alkyl glucoside, fatty glyceride, span and tween.

Preferably, the magnesium salt comprises one or more of magnesium chloride, magnesium sulfate, magnesium carbonate and magnesium oxalate.

Preferably, the copper salt comprises one or more of copper chloride, copper sulfate, copper carbonate, basic copper sulfate and basic copper carbonate.

Preferably, the aluminum salt comprises one or more of aluminum chloride, aluminum sulfate and alum.

Preferably, the polyphenol comprises one or more of catechol, resorcinol, hydroquinone, phloroglucinol, catechol, 4-methoxy catechol, 5-methoxy catechol, vanillyl alcohol, hesperetin and limonin.

Preferably, the composition consists of the following components in parts by weight: 12 parts of quaternary ammonium salt sterilizing agent, 18 parts of oxalic acid, 8 parts of menthol, 9 parts of surfactant, 18 parts of magnesium salt, 6 parts of copper salt, 20 parts of aluminum salt, 20 parts of paraffin, 10 parts of calcium hypochlorite, 4 parts of chitosan oligosaccharide, 12 parts of polyphenol, 27 parts of polyglycerol and 350 parts of water.

The invention also provides a preparation method of the soil deodorant, which comprises the following steps:

1) mixing and stirring a quaternary ammonium salt sterilizing agent, oxalic acid, magnesium salt, copper salt, aluminum salt, calcium hypochlorite and water at the rotating speed of 1000-2000 r/min to obtain a prepared sample A;

2) adding menthol, surfactant, paraffin, polyphenol, polyglycerol and chitosan oligosaccharide into the mixture, and stirring the mixture at the rotating speed of 5000r/min to obtain a matched sample B;

3) and mixing and stirring the prepared sample A and the prepared sample B, heating to 60-70 ℃, and emulsifying at the rotating speed of 15000-18000 r/min to obtain the soil deodorant.

The invention also provides application of the soil deodorant in soil deodorization or remediation.

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

(1) the invention can not only remove the peculiar smell in the soil, but also inhibit bacteria, sterilize, keep the moisture of the soil and refresh the air.

(2) The soil deodorant disclosed by the invention can be used for regulating the component proportion of the deodorant according to the difference of soil types and specifically deodorizing various soils.

Detailed Description

Example 1

1) Adding 10 parts of octadecyl trimethyl quaternary ammonium chloride, 18 parts of oxalic acid, 23 parts of magnesium chloride, 3 parts of copper chloride, 20 parts of alum, 10 parts of calcium hypochlorite and 350 parts of water into a flask, rotating at 2000r/min, and preparing a sample A at room temperature;

2) adding 8 parts of menthol, 9 parts of surfactant, 20 parts of paraffin, 5 parts of catechol, 27 parts of polyglycerol and 4 parts of chitosan oligosaccharide into a flask, and preparing a sample B at the rotating speed of 5000r/min and the temperature of 60 ℃;

3) and pouring the compound sample A and the compound sample B into a flask, mixing the compound sample A and the compound sample B under the conditions of 60 ℃ and 18000r/min of rotation speed and high-speed emulsification to obtain the deodorant.

Example 2

1) Adding 12 parts of dodecyl dimethyl benzyl ammonium chloride, 20 parts of oxalic acid, 18 parts of magnesium oxalate, 3 parts of copper sulfate, 15 parts of alum, 10 parts of calcium hypochlorite and 350 parts of water into a flask, rotating at 2000r/min, and preparing a sample A at room temperature;

2) adding 8 parts of menthol, 9 parts of surfactant, 20 parts of paraffin, 12 parts of catechol, 27 parts of polyglycerol and 4 parts of chitosan oligosaccharide into a flask, and preparing a sample B at the rotating speed of 5000r/min and the temperature of 60 ℃;

3) and pouring the compound sample A and the compound sample B into a flask, mixing the compound sample A and the compound sample B under the conditions of 60 ℃ and 18000r/min of rotation speed and high-speed emulsification to obtain the deodorant.

Example 3

1) Adding 25 parts of octadecyl dimethyl hydroxyethyl quaternary ammonium nitrate, 30 parts of oxalic acid, 9 parts of magnesium carbonate, 6 parts of copper sulfate, 12 parts of alum, 10 parts of calcium hypochlorite and 350 parts of water into a flask, rotating at 2000r/min, and preparing a sample A at room temperature;

2) adding 8 parts of menthol, 9 parts of surfactant, 20 parts of paraffin, 18 parts of phloroglucinol, 27 parts of polyglycerol and 4 parts of chitosan oligosaccharide into a flask, and preparing a sample B at the rotating speed of 5000r/min and the temperature of 60 ℃;

3) and pouring the compound sample A and the compound sample B into a flask, mixing the compound sample A and the compound sample B under the conditions of 60 ℃ and 18000r/min of rotation speed and high-speed emulsification to obtain the deodorant.

Example 4

Comparative example: a polluted soil sample of Jiangsu salt city is taken by 10 kg and is paved on a test table of 1 square meter. According to the provisions of 'odor pollutant emission standard', the odor of the sample soil is detected in 0 day, 5 days, 10 days, 20 days and 30 days respectively. The test data are shown in Table 1.

The ammonia detection is carried out according to GB/T14679, the trimethylamine detection is carried out according to GB/T14676, and the negative divalent sulfur compound detection is carried out according to GB/T14678.

TABLE 1

Example 5

A polluted soil sample of Jiangsu salt city is taken by 10 kg and is paved on a test table of 1 square meter. 1 part of the deodorant in example 1 was put in a spray bottle to spray the surface of the sample soil. According to the provisions of 'odor pollutant emission standard', the odor of the sample soil is detected in 0 day, 5 days, 10 days, 20 days and 30 days respectively. The test data are shown in Table 1.

The ammonia detection is carried out according to GB/T14679, the trimethylamine detection is carried out according to GB/T14676, and the negative divalent sulfur compound detection is carried out according to GB/T14678.

TABLE 2

Example 6

A polluted soil sample of Jiangsu salt city is taken by 10 kg and is paved on a test table of 1 square meter. 1 part of the deodorant in example 2 was put in a spray bottle to spray the surface of the sample soil. According to the provisions of 'odor pollutant emission standard', the odor of the sample soil is detected in 0 day, 5 days, 10 days, 20 days and 30 days respectively. The test data are shown in Table 1.

The ammonia detection is carried out according to GB/T14679, the trimethylamine detection is carried out according to GB/T14676, and the negative divalent sulfur compound detection is carried out according to GB/T14678.

TABLE 3

Example 7

A polluted soil sample of Jiangsu salt city is taken by 10 kg and is paved on a test table of 1 square meter. 1 part of the deodorant in example 3 was put in a spray bottle to spray the surface of the sample soil. According to the provisions of 'odor pollutant emission standard', the odor of the sample soil is detected in 0 day, 5 days, 10 days, 20 days and 30 days respectively. The test data are shown in Table 1.

The ammonia detection is carried out according to GB/T14679, the trimethylamine detection is carried out according to GB/T14676, and the negative divalent sulfur compound detection is carried out according to GB/T14678.

TABLE 4

Claims (10)

1. The soil deodorant is characterized by comprising the following components in parts by weight: 10-25 parts of quaternary ammonium salt sterilizing agent, 15-30 parts of oxalic acid, 5-15 parts of menthol, 5-17 parts of surfactant, 9-23 parts of magnesium salt, 3-9 parts of copper salt, 12-20 parts of aluminum salt, 15-28 parts of paraffin, 7-20 parts of calcium hypochlorite, 3-8 parts of chitosan oligosaccharide, 5-20 parts of polyphenol, 25-30 parts of polyglycerol and 300-1000 parts of water.

2. The soil deodorant of claim 1 wherein said quaternary ammonium salt biocide comprises one or more of alkyl trimethyl quaternary ammonium salt, alkyl dimethyl benzyl quaternary ammonium salt, alkyl dimethyl hydroxyethyl quaternary ammonium salt.

3. The soil deodorant according to claim 1, wherein the surfactant comprises one or more of stearic acid, sodium dodecylbenzenesulfonate, lecithin, amino acid, alkyl glucoside, fatty acid glyceride, span, tween.

4. The soil deodorant according to claim 1, wherein the magnesium salt includes one or more of magnesium chloride, magnesium sulfate, magnesium carbonate, and magnesium oxalate.

5. The soil deodorant of claim 1 wherein said copper salt comprises one or more of copper chloride, copper sulfate, copper carbonate, basic copper sulfate, basic copper carbonate.

6. The soil deodorant of claim 1 wherein the aluminum salt comprises one or more of aluminum chloride, aluminum sulfate, and alum.

7. The soil deodorant according to claim 1, wherein the polyphenol comprises one or more of catechol, resorcinol, hydroquinone, phloroglucinol, catechol, 4-methoxy catechol, 5-methoxy catechol, vanillyl alcohol, hesperetin, and limonin.

8. The soil deodorant according to any one of claims 1 to 7, which is composed of the following components in parts by weight: 12 parts of quaternary ammonium salt sterilizing agent, 18 parts of oxalic acid, 8 parts of menthol, 9 parts of surfactant, 18 parts of magnesium salt, 6 parts of copper salt, 20 parts of aluminum salt, 20 parts of paraffin, 10 parts of calcium hypochlorite, 4 parts of chitosan oligosaccharide, 12 parts of polyphenol, 27 parts of polyglycerol and 350 parts of water.

9. A method for preparing a soil deodorant according to any one of claims 1 to 8, comprising the steps of:

1) mixing and stirring a quaternary ammonium salt sterilizing agent, oxalic acid, magnesium salt, copper salt, aluminum salt, calcium hypochlorite and water at the rotating speed of 1000-2000 r/min to obtain a prepared sample A;

2) adding menthol, surfactant, paraffin, polyphenol, polyglycerol and chitosan oligosaccharide into the mixture, and stirring the mixture at the rotating speed of 5000r/min to obtain a matched sample B;

3) and mixing and stirring the prepared sample A and the prepared sample B, heating to 60-70 ℃, and emulsifying at the rotating speed of 15000-18000 r/min to obtain the soil deodorant.

10. Use of a soil deodorant according to any one of claims 1 to 8 in soil deodorization or remediation.