CN116891749A - Waste engine oil soil body modifier and preparation method thereof - Google Patents
Waste engine oil soil body modifier and preparation method thereof Download PDFInfo
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- CN116891749A CN116891749A CN202310858351.5A CN202310858351A CN116891749A CN 116891749 A CN116891749 A CN 116891749A CN 202310858351 A CN202310858351 A CN 202310858351A CN 116891749 A CN116891749 A CN 116891749A
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- parts
- engine oil
- silicon dioxide
- modifier
- nano silicon
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- 239000010705 motor oil Substances 0.000 title claims abstract description 56
- 239000002689 soil Substances 0.000 title claims abstract description 50
- 239000002699 waste material Substances 0.000 title claims abstract description 42
- 239000003607 modifier Substances 0.000 title claims abstract description 35
- 238000002360 preparation method Methods 0.000 title abstract description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 77
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims abstract description 45
- 235000012239 silicon dioxide Nutrition 0.000 claims abstract description 38
- 239000005543 nano-size silicon particle Substances 0.000 claims abstract description 37
- 239000007800 oxidant agent Substances 0.000 claims abstract description 21
- 230000001590 oxidative effect Effects 0.000 claims abstract description 21
- 239000000843 powder Substances 0.000 claims abstract description 20
- 241000209140 Triticum Species 0.000 claims abstract description 19
- 235000021307 Triticum Nutrition 0.000 claims abstract description 19
- 239000010902 straw Substances 0.000 claims abstract description 19
- 239000000440 bentonite Substances 0.000 claims abstract description 17
- 229910000278 bentonite Inorganic materials 0.000 claims abstract description 17
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000003921 oil Substances 0.000 claims abstract description 17
- 239000002994 raw material Substances 0.000 claims abstract description 13
- 238000002156 mixing Methods 0.000 claims abstract description 8
- 238000005303 weighing Methods 0.000 claims abstract description 7
- 238000007781 pre-processing Methods 0.000 claims abstract description 4
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims description 12
- LQZZUXJYWNFBMV-UHFFFAOYSA-N dodecan-1-ol Chemical compound CCCCCCCCCCCCO LQZZUXJYWNFBMV-UHFFFAOYSA-N 0.000 claims description 12
- JOXIMZWYDAKGHI-UHFFFAOYSA-N toluene-4-sulfonic acid Chemical compound CC1=CC=C(S(O)(=O)=O)C=C1 JOXIMZWYDAKGHI-UHFFFAOYSA-N 0.000 claims description 12
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical group OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 6
- 239000002904 solvent Substances 0.000 claims description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 5
- 239000010913 used oil Substances 0.000 claims description 4
- 239000003054 catalyst Substances 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 239000012286 potassium permanganate Substances 0.000 claims description 3
- 238000010992 reflux Methods 0.000 claims description 3
- 238000000967 suction filtration Methods 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims description 2
- 238000002203 pretreatment Methods 0.000 claims description 2
- 239000000377 silicon dioxide Substances 0.000 claims description 2
- 235000015097 nutrients Nutrition 0.000 abstract description 3
- 239000005416 organic matter Substances 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 2
- 235000019441 ethanol Nutrition 0.000 description 2
- 230000002209 hydrophobic effect Effects 0.000 description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 125000003545 alkoxy group Chemical group 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K17/00—Soil-conditioning materials or soil-stabilising materials
- C09K17/40—Soil-conditioning materials or soil-stabilising materials containing mixtures of inorganic and organic compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention provides a waste engine oil soil body modifier and a preparation method thereof, wherein the waste engine oil soil body modifier comprises the following components in parts by mass: 50-70 parts of waste engine oil, 10-14 parts of nano silicon dioxide, 1-5 parts of oxidant, 1-3 parts of sulfonated oil, 6-9 parts of bentonite, 12-18 parts of wheat straw powder and 2-4 parts of ethylene glycol; the preparation method comprises the following steps: s1, purifying waste engine oil; s2, weighing raw materials; s3, preprocessing nano silicon dioxide; s4, mixing to prepare the soil modifier. The invention prepares the soil modifier by using the waste engine oil, the nano silicon dioxide, the oxidant, the sulfonated oil, the bentonite, the wheat straw powder and the ethylene glycol as raw materials, wherein the waste engine oil and the wheat straw powder are all raw materials which can be easily obtained, waste materials are changed into valuable materials, the raw material cost is low, and the soil modifier can greatly improve the physicochemical property of the soil, provide the strength of the soil, increase the organic matter content of the soil and keep the nutrients of the soil.
Description
Technical Field
The invention relates to the technical field of recycling of waste engine oil, in particular to a waste engine oil soil body modifier and a preparation method thereof.
Background
The used engine oil is that the engine oil is mixed with moisture, dust, other miscellaneous oil, metal powder generated by machine part abrasion and other impurities in use, so that the color is blackened, and the viscosity is increased; secondly, the engine oil is gradually deteriorated to generate organic acid, colloid and asphalt substances. With the development of technology, thousands of tons of used oil are produced every year worldwide, and most of the current treatment methods for the used oil are discarded or burned, so that the environment is polluted and the resources are wasted.
The soil modifier adopts a chemical method to improve soil, most of the existing soil modifiers have high raw material cost and low effect, and the invention provides the soil modifier with the waste engine oil as a main component.
Disclosure of Invention
The invention aims to provide a waste engine oil soil body modifier and a preparation method thereof, which are used for solving the problems of high cost and low effect of most of raw materials of the soil body modifier in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the first aspect of the invention provides a used engine oil soil body modifier, which comprises the following components:
waste engine oil, nano silicon dioxide, an oxidant, sulfonated oil, bentonite, wheat straw powder and glycol.
Preferably, the content of each component in parts by weight is as follows:
50-70 parts of waste engine oil, 10-14 parts of nano silicon dioxide, 1-5 parts of oxidant, 1-3 parts of sulfonated oil, 6-9 parts of bentonite, 12-18 parts of wheat straw powder and 2-4 parts of ethylene glycol.
Preferably, the content ratio of the used engine oil to the nano silicon dioxide is 5:1.
Preferably, the nano silicon dioxide needs to be pretreated, and the pretreatment method comprises the following steps: 10-14 parts of nano silicon dioxide and 30mL of dodecanol are added into a three-mouth bottle to be mixed, a proper amount of dimethylbenzene is added as a solvent, 1 part of p-toluenesulfonic acid is added for reflux reaction for 3-5 hours, and after cooling, suction filtration is carried out, and absolute ethyl alcohol is used for cleaning and drying.
Preferably, the oxidant is hydrogen peroxide or potassium permanganate.
The second aspect of the invention provides a preparation method of the used engine oil soil body modifier, which comprises the following steps:
s1, purifying waste engine oil:
waste engine oil is taken and treated by adopting a distillation-extraction-carclazyte process, so that purified waste engine oil is obtained;
s2, weighing raw materials:
sequentially weighing purified waste engine oil, nano silicon dioxide, an oxidant, sulfonated oil, bentonite, wheat straw powder and ethylene glycol for later use;
s3, preprocessing nano silicon dioxide:
mixing nano silicon dioxide and dodecanol in proportion, and modifying the nano silicon dioxide by taking dimethylbenzene as a solvent and p-toluenesulfonic acid as a catalyst;
s4, mixing to prepare a soil body modifier:
firstly, 10-14 parts of modified nano silicon dioxide, 6-9 parts of bentonite and 12-18 parts of wheat straw powder are taken and mixed and ground for 15min, then 50-70 parts of waste engine oil, 1-5 parts of oxidant, 1-3 parts of sulfonated oil and 2-4 parts of ethylene glycol are sequentially added, and the mixture is mixed and stirred for 20min to prepare the soil body modifier.
The invention has at least the following beneficial effects:
according to the waste engine oil soil body modifier and the preparation method, the waste engine oil, the nano silicon dioxide, the oxidant, the sulfonated oil, the bentonite, the wheat straw powder and the ethylene glycol are used as raw materials for preparing the soil body modifier, the waste engine oil and the wheat straw powder are all raw materials which can be easily obtained, waste materials are changed into valuable materials, the raw material cost is low, and the soil body modifier can greatly improve the physicochemical property of a soil body, provide the strength of the soil body, increase the organic matter content of the soil and keep the nutrients of the soil.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely, and it is apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
The used engine oil soil modifier comprises the following components in parts by mass:
50 parts of waste engine oil, 10 parts of nano silicon dioxide, 1 part of oxidant, 1 part of sulfonated oil, 6 parts of bentonite, 12 parts of wheat straw powder and 2 parts of ethylene glycol.
Wherein the content ratio of the used engine oil to the nano silicon dioxide is 5:1.
Wherein the oxidant is hydrogen peroxide.
Example 2
The used engine oil soil modifier comprises the following components in parts by mass:
60 parts of waste engine oil, 12 parts of nano silicon dioxide, 3 parts of oxidant, 2 parts of sulfonated oil, 7 parts of bentonite, 14 parts of wheat straw powder and 3 parts of glycol.
Wherein the content ratio of the used engine oil to the nano silicon dioxide is 5:1.
Wherein the oxidant is potassium permanganate.
Example 3
The used engine oil soil modifier comprises the following components in parts by mass:
70 parts of waste engine oil, 14 parts of nano silicon dioxide, 5 parts of oxidant, 3 parts of sulfonated oil, 9 parts of bentonite, 18 parts of wheat straw powder and 4 parts of ethylene glycol.
Wherein the content ratio of the used engine oil to the nano silicon dioxide is 5:1.
Wherein the oxidant is hydrogen peroxide.
The preparation method of the used engine oil soil body modifier provided in the above embodiments 1-3 comprises the following steps:
s1, purifying waste engine oil:
waste engine oil is taken and treated by adopting a distillation-extraction-carclazyte process, so that purified waste engine oil is obtained;
s2, weighing raw materials:
sequentially weighing purified waste engine oil, nano silicon dioxide, an oxidant, sulfonated oil, bentonite, wheat straw powder and ethylene glycol for later use;
s3, preprocessing nano silicon dioxide:
mixing nano silicon dioxide and dodecanol in proportion, taking dimethylbenzene as a solvent and p-toluenesulfonic acid as a catalyst, and modifying the nano silicon dioxide, wherein the specific steps are as follows:
adding 10-14 parts of nano silicon dioxide and 30mL of dodecanol into a three-mouth bottle, mixing, adding a proper amount of dimethylbenzene serving as a solvent, adding 1 part of p-toluenesulfonic acid, carrying out reflux reaction for 3-5h, cooling, carrying out suction filtration, and washing and drying by using absolute ethyl alcohol;
the alcohol modification is to react alcohol with hydroxyl on the surface of silicon dioxide to remove water molecules, and the hydroxyl on the surface of nano silicon dioxide is replaced by alkoxy, so that the original hydrophilic and oleophobic surface is changed into oleophilic and hydrophobic, and the soil body can be thoroughly changed from 'hydrophilic' to 'hydrophobic';
s4, mixing to prepare a soil body modifier:
firstly, 10-14 parts of modified nano silicon dioxide, 6-9 parts of bentonite and 12-18 parts of wheat straw powder are taken and mixed and ground for 15min, then 50-70 parts of waste engine oil, 1-5 parts of oxidant, 1-3 parts of sulfonated oil and 2-4 parts of ethylene glycol are sequentially added, and the mixture is mixed and stirred for 20min to prepare the soil body modifier.
The soil modifier provided in the above embodiments 1-3 uses the waste engine oil and the modified nano silicon dioxide as raw materials, so that the 'water repellency' of the soil can be increased, the strength of the soil can be improved, in addition, the bentonite can maintain the nutrients of the soil, the physicochemical property of the soil can be improved, and the organic matter content of the soil can be increased by the wheat straw powder.
While the fundamental and principal features of the invention and advantages of the invention have been shown and described, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The used engine oil soil body modifier is characterized by comprising the following components:
waste engine oil, nano silicon dioxide, an oxidant, sulfonated oil, bentonite, wheat straw powder and glycol.
2. The modifier for the waste engine oil soil body according to claim 1, wherein the content of each component in parts by mass is as follows:
50-70 parts of waste engine oil, 10-14 parts of nano silicon dioxide, 1-5 parts of oxidant, 1-3 parts of sulfonated oil, 6-9 parts of bentonite, 12-18 parts of wheat straw powder and 2-4 parts of ethylene glycol.
3. The used oil soil modifier of claim 2, wherein the content ratio of the used oil to the nano-silica is 5:1.
4. The modifier for the waste engine oil soil body according to claim 1, wherein the nano silicon dioxide is subjected to pretreatment, and the pretreatment method is as follows: 10-14 parts of nano silicon dioxide and 30mL of dodecanol are added into a three-mouth bottle to be mixed, a proper amount of dimethylbenzene is added as a solvent, 1 part of p-toluenesulfonic acid is added for reflux reaction for 3-5 hours, and after cooling, suction filtration is carried out, and absolute ethyl alcohol is used for cleaning and drying.
5. The used engine oil soil modifier according to claim 1, wherein: the oxidant is hydrogen peroxide or potassium permanganate.
6. The method for preparing the used engine oil soil modifier according to any one of claims 1 to 5, comprising the following steps:
s1, purifying waste engine oil:
waste engine oil is taken and treated by adopting a distillation-extraction-carclazyte process, so that purified waste engine oil is obtained;
s2, weighing raw materials:
sequentially weighing purified waste engine oil, nano silicon dioxide, an oxidant, sulfonated oil, bentonite, wheat straw powder and ethylene glycol for later use;
s3, preprocessing nano silicon dioxide:
mixing nano silicon dioxide and dodecanol in proportion, and modifying the nano silicon dioxide by taking dimethylbenzene as a solvent and p-toluenesulfonic acid as a catalyst;
s4, mixing to prepare a soil body modifier:
firstly, 10-14 parts of modified nano silicon dioxide, 6-9 parts of bentonite and 12-18 parts of wheat straw powder are taken and mixed and ground for 15min, then 50-70 parts of waste engine oil, 1-5 parts of oxidant, 1-3 parts of sulfonated oil and 2-4 parts of ethylene glycol are sequentially added, and the mixture is mixed and stirred for 20min to prepare the soil body modifier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310858351.5A CN116891749A (en) | 2023-07-13 | 2023-07-13 | Waste engine oil soil body modifier and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310858351.5A CN116891749A (en) | 2023-07-13 | 2023-07-13 | Waste engine oil soil body modifier and preparation method thereof |
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| CN116891749A true CN116891749A (en) | 2023-10-17 |
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| CN202310858351.5A Pending CN116891749A (en) | 2023-07-13 | 2023-07-13 | Waste engine oil soil body modifier and preparation method thereof |
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