CN110565210A - method for preparing superfine inorganic fiber by using oil sludge - Google Patents
method for preparing superfine inorganic fiber by using oil sludge Download PDFInfo
- Publication number
- CN110565210A CN110565210A CN201910844157.5A CN201910844157A CN110565210A CN 110565210 A CN110565210 A CN 110565210A CN 201910844157 A CN201910844157 A CN 201910844157A CN 110565210 A CN110565210 A CN 110565210A
- Authority
- CN
- China
- Prior art keywords
- oil sludge
- inorganic fiber
- sludge
- parts
- oil
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F9/00—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments
- D01F9/08—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments of inorganic material
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/68—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with phosphorus or compounds thereof, e.g. with chlorophosphonic acid or salts thereof
- D06M11/72—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with phosphorus or compounds thereof, e.g. with chlorophosphonic acid or salts thereof with metaphosphoric acids or their salts; with polyphosphoric acids or their salts; with perphosphoric acids or their salts
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/322—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing nitrogen
- D06M13/46—Compounds containing quaternary nitrogen atoms
- D06M13/463—Compounds containing quaternary nitrogen atoms derived from monoamines
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
- D06M15/01—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with natural macromolecular compounds or derivatives thereof
- D06M15/03—Polysaccharides or derivatives thereof
- D06M15/05—Cellulose or derivatives thereof
- D06M15/09—Cellulose ethers
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Treatment Of Sludge (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
the invention discloses a method for preparing superfine inorganic fiber by using oil sludge, which comprises the following steps: step S1, collecting waste oil refinery oil sludge, screening the oil sludge through a vibration screening machine, then putting the oil sludge into a heating furnace for oxidation treatment, and crushing and screening the oil sludge to obtain pretreated oil sludge; step S2, crushing biological straws, putting the crushed biological straws into a carbonization furnace, and performing pyrolysis treatment to obtain straw charcoal; step S3, mixing the pretreated oil sludge with straw carbon, adding carboxymethyl cellulose, zinc sulfate and sludge, and stirring to obtain a premix; step S4, melting the premix in a high-temperature smelting converter, and obtaining a crude inorganic fiber product through high-speed fiber forming equipment; and step S5, performing surface modification on the crude inorganic fiber to obtain the superfine inorganic fiber. The superfine inorganic fiber prepared by the oil sludge has small particle size, uniform length, good dispersibility, simple preparation process, low production cost and higher economic value.
Description
Technical Field
the invention relates to the technical field of inorganic materials, in particular to a method for preparing superfine inorganic fibers by utilizing oil sludge.
background
the oil sludge refers to sludge produced in the production process of an oil field due to the processes of crude oil extraction, storage, gathering and processing and crude oil produced liquid treatment, and is named after containing crude oil or certain components in the crude oil. Because the oil sludge contains harmful substances and petroleum hydrocarbons, the main hazards include pollution to water, soil and human body, and therefore, the oil sludge needs to be effectively treated in a harmless way. At present, the treatment of oil sludge mainly comprises a biological treatment method and a physical and chemical treatment method, but the biological treatment method has long treatment period, and oil in the oil sludge cannot be recycled, while the physical and chemical method generally needs to add a medicament, so that resources are wasted, and secondary pollution is generated.
Chinese patent 200710018832.6 discloses a method for preparing superfine inorganic fiber by using industrial solid waste, which is prepared by mixing industrial solid waste such as high-temperature slag, ore dressing and coal dressing waste residues, power plant fuel and Si in waste desulfurization waste residues: al: ca element is ground and granulated after being reasonably proportioned, and is smelted and converted in a high-temperature furnace to prepare superfine inorganic fiber, and then the prepared superfine inorganic fiber is subjected to surface modification treatment by utilizing an ionic aluminum zirconate softening modifier, so that the softness of the fiber is improved, the surface charge is changed, and the affinity of the inorganic fiber and plant fiber or organisms is enhanced.
Chinese patent CN10079894A discloses a process for extracting fiber by using oil sludge, which comprises the following steps: (1) and (3) carrying out secondary extraction on the oil sludge after the crude oil is extracted, adding a chemical agent into the oil sludge after the secondary extraction, and separating by using separation equipment. (2) And conveying the separated oil to an oil refinery for reuse, testing valuable element components of the separated oil sludge, extracting valuable metals, bonding the extracted oil sludge through an adhesive, briquetting, forming and drying. (3) And conveying the oil sludge briquettes to a high-temperature smelting furnace for melting, fiberizing the melted oil sludge briquettes, and cracking harmful components and macromolecular chains contained in the melted oil sludge briquettes. (4) The fiberized oil sludge is cut off by a dry method and is subjected to dry deslagging, short-short flow separation, short fiber is conveyed to a modification pool, wet deslagging is carried out for the first time, coarse and fine separation is carried out for the second time, coarse fiber flow separation processing or dehydration packaging is carried out, and fine fiber is subjected to oblique dewatering, horizontal dewatering and vacuum dewatering and then subjected to lossless drying. However, the technology for extracting the fiber by the oil sludge is complicated, and the dispersibility of the obtained fiber is poor.
Disclosure of Invention
the invention aims at the problems and provides an ultrafine inorganic fiber prepared from oil sludge and a preparation method thereof.
The technical scheme adopted by the invention for solving the problems is as follows: a method for preparing superfine inorganic fiber by using oil sludge is characterized by comprising the following steps:
Step S1, collecting waste oil refinery oil sludge, screening the oil sludge by a vibration screening machine to remove large-particle oil sludge and impurities, placing the oil sludge into a heating furnace for oxidation treatment for 1-2.5 hours, and crushing and screening products with the particle size of 50-100 meshes to obtain pretreated oil sludge; the oil sludge is subjected to oxidation treatment, so that part of impurities in the oil sludge can be removed, the energy consumption of subsequent melting fiber forming is reduced, and the purity and the quality of inorganic fibers are reduced;
Step S2, crushing biological straws, putting the crushed biological straws into a carbonization furnace, and performing pyrolysis treatment for 1-1.5 hours at the temperature of 300-400 ℃ to obtain straw carbon;
Step S3, mixing the pretreated oil sludge obtained in the step S1 with the straw carbon obtained in the step S2, adding carboxymethyl cellulose, zinc sulfate and sludge, and stirring for 12-25 minutes to obtain a premix; mixing the pretreated oil sludge with straw carbon, carboxymethyl cellulose, zinc sulfate and sludge in a specific ratio to improve the fiber forming effect;
Step S4, the premix obtained in the step S3 is put into a high-temperature smelting converter to be melted at the temperature of 1700-1800 ℃, and then the inorganic fiber crude product is obtained through high-speed fiber forming equipment;
And S5, putting the crude inorganic fiber product obtained in the step S4 into a modifier for surface modification to obtain the superfine inorganic fiber. Wherein, the inorganic fiber surface is modified to make the fiber softer and have better dispersibility.
Further, in step S1, the process of the oxidation treatment is: heating to 500-550 ℃ at the heating rate of 1-5 ℃/min, and keeping the temperature for 1-3 hours in the protective atmosphere of air.
Further, in step S1, the process of the oxidation treatment is: heating to 700-850 ℃ at the heating rate of 2-6 ℃/min, and keeping the temperature for 1-2 hours, wherein the protective atmosphere is nitrogen or argon.
Further, in step S2, the biological stalks are selected from one or at least two of wheat stalks, rice stalks and corn stalks.
Further, in step S2, the atmosphere of the pyrolysis process is nitrogen or argon.
further, in step S3, the premix comprises by weight: 100 parts of pretreated oil sludge, 15-25 parts of straw carbon, 5-15 parts of carboxymethyl cellulose, 6-18 parts of zinc sulfate and 12-25 parts of sludge.
further, the premix comprises by weight: 100 parts of pretreated oil sludge, 20 parts of straw carbon, 10 parts of carboxymethyl cellulose, 12 parts of zinc sulfate and 18 parts of sludge.
Further, in step S4, the modifier is selected from one or a mixture of at least two of sodium carboxymethyl cellulose, sodium hexametaphosphate, cetyl trimethyl ammonium bromide and sodium dodecyl benzene sulfonate.
furthermore, the modifier comprises the following components in parts by weight: 1 to 2.5 portions of sodium carboxymethylcellulose, 1.2 to 3.2 portions of sodium hexametaphosphate and 0.8 to 2.0 portions of hexadecyl trimethyl ammonium bromide.
The invention also aims to provide the superfine inorganic fiber prepared by using the oil sludge and prepared by the preparation method.
The invention has the advantages that:
(1) The inorganic fiber is produced by taking the waste oil refinery oil sludge as a main raw material, the waste oil sludge can be effectively recycled, the large-scale utilization of the oil sludge is realized, the fineness of the produced inorganic fiber is small, the dispersibility is good, the inorganic fiber can be directly used as a raw material for manufacturing special paper, wear-resistant materials, fireproof heat-insulating coatings, road asphalt and the like, and the inorganic fiber has wide application prospect;
(2) in the process of preparing the superfine inorganic fiber by using the oil sludge, the fiber conversion rate of the oil sludge is improved by adding the straw carbon, the carboxymethyl cellulose, the zinc sulfate and the sludge in a specific proportion, and the dispersibility and the flexibility of the superfine inorganic fiber are improved by subsequent modification treatment of the fiber.
(3) the superfine inorganic fiber prepared by the oil sludge has small particle size, uniform length, good dispersibility, simple preparation process, low production cost and higher economic value.
Detailed Description
the following detailed description of embodiments of the invention, but the invention can be practiced in many different ways, as defined and covered by the claims.
example 1
The superfine inorganic fiber is prepared by utilizing oil sludge and is prepared by the following method:
Step S1, collecting waste oil refinery oil sludge, screening the oil sludge by a vibration screening machine to remove large-particle oil sludge and impurities, placing the oil sludge into a heating furnace for oxidation treatment for 1 hour, and crushing and screening products with the particle size of 50-100 meshes to obtain pretreated oil sludge; the oxidation treatment process comprises the following steps: heating to 520 ℃ at the heating rate of 1 ℃/min, and keeping the temperature for 2.5 hours, wherein the protective atmosphere is air;
step S2, crushing wheat straws, putting the crushed wheat straws into a carbonization furnace, and performing pyrolysis treatment for 1 hour at the temperature of 400 ℃, wherein the atmosphere of the pyrolysis treatment is nitrogen, so as to obtain straw carbon;
Step S3, mixing 100kg of pretreated oil sludge obtained in step S1 with 20kg of straw carbon obtained in step S2, adding 12kg of carboxymethyl cellulose, 18kg of zinc sulfate and 12kg of sludge, and stirring for 15 minutes to obtain a premix;
step S4, the premix obtained in the step S3 is put into a high-temperature smelting converter to be melted at the temperature of 1750 ℃, and then the mixture is passed through high-speed fiber forming equipment to obtain a crude product of inorganic fibers;
Step S5, the crude inorganic fiber obtained in step S4 is put into a modifier with the concentration of 0.8% for surface modification to obtain superfine inorganic fiber, and the raw materials for preparing the modifier comprise: 2.5kg of sodium carboxymethylcellulose, 1.2kg of sodium hexametaphosphate and 1.0kg of hexadecyl trimethyl ammonium bromide.
Example 2
the superfine inorganic fiber is prepared by utilizing oil sludge and is prepared by the following method:
step S1, collecting waste oil refinery oil sludge, screening the oil sludge by a vibration screening machine to remove large-particle oil sludge and impurities, placing the oil sludge into a heating furnace for oxidation treatment for 2.5 hours, and crushing and screening products with the particle size of 50-100 meshes to obtain pretreated oil sludge; the oxidation treatment process comprises the following steps: heating to 500 ℃ at the heating rate of 5 ℃/min, and keeping the temperature for 3 hours in the protective atmosphere of air;
Step S2, crushing straw stalks, putting the crushed straw stalks into a carbonization furnace, and performing pyrolysis treatment for 1.5 hours at the temperature of 300 ℃, wherein the atmosphere of the pyrolysis treatment is argon gas, so as to obtain straw carbon;
Step S3, mixing 100kg of pretreated oil sludge obtained in step S1 with 25kg of straw carbon obtained in step S2, adding 5kg of carboxymethyl cellulose, 8kg of zinc sulfate and 20kg of sludge, and stirring for 25 minutes to obtain a premix;
Step S4, the premix obtained in the step S3 is put into a high-temperature smelting converter to be melted at the temperature of 1700 ℃, and then the mixture is passed through high-speed fiber forming equipment to obtain a crude product of inorganic fibers;
Step S5, the crude inorganic fiber obtained in step S4 is put into a modifier with the concentration of 1.2% for surface modification, and superfine inorganic fiber is obtained, wherein the modifier comprises: 2.0kg of sodium carboxymethylcellulose, 1.5kg of sodium hexametaphosphate and 0.8kg of hexadecyl trimethyl ammonium bromide.
example 3
the superfine inorganic fiber is prepared by utilizing oil sludge and is prepared by the following method:
step S1, collecting waste oil refinery oil sludge, screening the oil sludge by a vibration screening machine to remove large-particle oil sludge and impurities, placing the oil sludge into a heating furnace for oxidation treatment for 1.5 hours, and crushing and screening products with the particle size of 50-100 meshes to obtain pretreated oil sludge; the oxidation treatment process comprises the following steps: heating to 550 ℃ at the heating rate of 3 ℃/min, and keeping the temperature for 1 hour under the protective atmosphere of air;
Step S2, crushing biological straws, putting the crushed biological straws into a carbonization furnace, and performing pyrolysis treatment for 1.5 hours at the temperature of 320 ℃, wherein the atmosphere of the pyrolysis treatment is nitrogen or argon, so as to obtain straw carbon; the biological straw is selected from one or at least two of wheat straw, rice straw and corn straw;
Step S3, mixing 100kg of pretreated oil sludge obtained in step S1 with 15kg of straw carbon obtained in step S2, adding 7kg of carboxymethyl cellulose, 15kg of zinc sulfate and 25kg of sludge, and stirring for 12 minutes to obtain a premix;
Step S4, the premix obtained in the step S3 is put into a high-temperature smelting converter to be melted at the temperature of 1800 ℃, and then the mixture is passed through high-speed fiber forming equipment to obtain a crude product of inorganic fibers;
Step S5, the crude inorganic fiber obtained in step S4 is put into a modifier with the concentration of 0.2% for surface modification, and superfine inorganic fiber is obtained, wherein the modifier comprises: 1.5kg of sodium carboxymethylcellulose, 3.2kg of sodium hexametaphosphate and 2.0kg of hexadecyl trimethyl ammonium bromide. One or a mixture of at least two of sodium carboxymethylcellulose, sodium hexametaphosphate, cetyl trimethyl ammonium bromide and sodium dodecyl benzene sulfonate.
Example 4
the superfine inorganic fiber is prepared by utilizing oil sludge and is prepared by the following method:
Step S1, collecting waste oil refinery oil sludge, screening the oil sludge by a vibration screening machine to remove large-particle oil sludge and impurities, placing the oil sludge into a heating furnace for oxidation treatment for 2.0 hours, and crushing and screening products with the particle size of 50-100 meshes to obtain pretreated oil sludge; the oxidation treatment process comprises the following steps: heating to 800 ℃ at the heating rate of 6 ℃/min, and keeping the temperature for 2.0 hours, wherein the protective atmosphere is nitrogen;
Step S2, crushing biological straws, putting the crushed biological straws into a carbonization furnace, and performing pyrolysis treatment for 1 hour at the temperature of 380 ℃, wherein the atmosphere of the pyrolysis treatment is nitrogen or argon, so as to obtain straw carbon; the biological straws are wheat straws, rice straws and corn straws which are mixed according to the weight ratio of 1:1: 2;
step S3, mixing 100kg of pretreated oil sludge obtained in step S1 with 15kg of straw carbon obtained in step S2, adding 15kg of carboxymethyl cellulose, 6kg of zinc sulfate and 15kg of sludge, and stirring for 20 minutes to obtain a premix;
Step S4, the premix obtained in the step S3 is put into a high-temperature smelting converter to be melted at 1720 ℃, and then the mixture is passed through high-speed fiber forming equipment to obtain a crude inorganic fiber product;
and S5, performing surface modification on the crude inorganic fiber product obtained in the step S4 in a modifier with the concentration of 0.6% to obtain superfine inorganic fiber, wherein the modifier is 3.5kg of sodium carboxymethylcellulose.
Example 5
the superfine inorganic fiber is prepared by utilizing oil sludge and is prepared by the following method:
Step S1, collecting waste oil refinery oil sludge, screening the oil sludge by a vibration screening machine to remove large-particle oil sludge and impurities, placing the oil sludge into a heating furnace for oxidation treatment for 1.5 hours, and crushing and screening products with the particle size of 50-100 meshes to obtain pretreated oil sludge; the oxidation treatment process comprises the following steps: heating to 700 ℃ at the heating rate of 2 ℃/min, and keeping the temperature for 1 hour, wherein the protective atmosphere is argon;
step S2, crushing biological straws, putting the crushed biological straws into a carbonization furnace, and performing pyrolysis treatment for 1.5 hours at the temperature of 350 ℃, wherein the atmosphere of the pyrolysis treatment is nitrogen or argon, so as to obtain straw carbon; the biological straws are wheat straws, rice straws and corn straws which are mixed according to the weight ratio of 2:1: 0.5;
Step S3, mixing 100kg of pretreated oil sludge obtained in step S1 with 20kg of straw carbon obtained in step S2, adding 10kg of carboxymethyl cellulose, 12kg of zinc sulfate and 18kg of sludge, and stirring for 18 minutes to obtain a premix;
step S4, the premix obtained in the step S3 is put into a high-temperature smelting converter to be melted at the temperature of 1750 ℃, and then the mixture is passed through high-speed fiber forming equipment to obtain a crude product of inorganic fibers;
Step S5, the crude inorganic fiber obtained in step S4 is put into a modifier with the concentration of 1.0% for surface modification, and superfine inorganic fiber is obtained, wherein the modifier comprises: 2.5kg of sodium carboxymethylcellulose, 1.2kg of sodium hexametaphosphate, 1.0kg of hexadecyl trimethyl ammonium bromide and 0.8kg of sodium dodecyl benzene sulfonate.
Comparative example
The superfine inorganic fiber is prepared by utilizing oil sludge and is prepared by the following method:
step S1, collecting waste oil refinery oil sludge, screening by a vibration screening machine, removing large-particle oil sludge and impurities, and crushing and screening products with the particle size of 50-100 meshes to obtain pretreated oil sludge;
Step S3, adding 10kg of carboxymethyl cellulose, 12kg of zinc sulfate and 18kg of sludge into 100kg of pretreated oil sludge obtained in step S1, and stirring for 18 minutes to obtain a premix;
And step S4, putting the premix obtained in the step S3 into a high-temperature smelting converter, melting at 1750 ℃, and passing through high-speed fiber forming equipment to obtain the superfine inorganic fibers.
examples of the experiments
to further illustrate the technological advancement of the present invention, experiments are now taken to further illustrate it.
the performance of the ultrafine inorganic fibers prepared according to the present invention was measured, and the results are shown in table 1.
table 1 results of performance testing
experimental results show that the fiber diameter of the superfine inorganic fiber prepared by the invention is between 0.01mm and 0.03mm, the length of the superfine inorganic fiber is between 5mm and 7mm, the size of the inorganic fiber is uniform, and the dispersibility of the inorganic fiber is good.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A method for preparing superfine inorganic fiber by using oil sludge is characterized by comprising the following steps:
Step S1, collecting waste oil refinery oil sludge, screening the oil sludge by a vibration screening machine to remove large-particle oil sludge and impurities, placing the oil sludge into a heating furnace for oxidation treatment for 1-2.5 hours, and crushing and screening products with the particle size of 50-100 meshes to obtain pretreated oil sludge;
step S2, crushing biological straws, putting the crushed biological straws into a carbonization furnace, and performing pyrolysis treatment for 1-1.5 hours at the temperature of 300-400 ℃ to obtain straw carbon;
Step S3, mixing the pretreated oil sludge obtained in the step S1 with the straw carbon obtained in the step S2, adding carboxymethyl cellulose, zinc sulfate and sludge, and stirring for 12-25 minutes to obtain a premix;
step S4, the premix obtained in the step S3 is put into a high-temperature smelting converter to be melted at the temperature of 1700-1800 ℃, and then the inorganic fiber crude product is obtained through high-speed fiber forming equipment;
And S5, putting the crude inorganic fiber product obtained in the step S4 into a modifier for surface modification to obtain the superfine inorganic fiber.
2. the production method according to claim 1, wherein in step S1, the oxidation treatment is performed by: heating to 500-550 ℃ at the heating rate of 1-5 ℃/min, and keeping the temperature for 1-3 hours in the protective atmosphere of air.
3. the production method according to claim 1, wherein in step S1, the oxidation treatment is performed by: heating to 700-850 ℃ at the heating rate of 2-6 ℃/min, and keeping the temperature for 1-2 hours, wherein the protective atmosphere is nitrogen or argon.
4. The method according to claim 1, wherein in step S2, the biological stalks are selected from one or at least two of wheat stalks, rice stalks and corn stalks.
5. The production method according to claim 1, wherein in step S2, the atmosphere of the pyrolysis treatment is nitrogen or argon.
6. the method of claim 1, wherein in step S3, the pre-mixture comprises by weight: 100 parts of pretreated oil sludge, 15-25 parts of straw carbon, 5-15 parts of carboxymethyl cellulose, 6-18 parts of zinc sulfate and 12-25 parts of sludge.
7. The method of claim 6, wherein the premix comprises by weight: 100 parts of pretreated oil sludge, 20 parts of straw carbon, 10 parts of carboxymethyl cellulose, 12 parts of zinc sulfate and 18 parts of sludge.
8. the method according to claim 1, wherein in step S4, the modifier is selected from one or a mixture of at least two of sodium carboxymethylcellulose, sodium hexametaphosphate, cetyltrimethylammonium bromide and sodium dodecylbenzenesulfonate.
9. The preparation method of claim 8, wherein the modifier comprises the following components in parts by weight: 1 to 2.5 portions of sodium carboxymethylcellulose, 1.2 to 3.2 portions of sodium hexametaphosphate and 0.8 to 2.0 portions of hexadecyl trimethyl ammonium bromide.
10. An ultrafine inorganic fiber prepared from oil sludge, which is characterized by being prepared according to the preparation method of any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910844157.5A CN110565210B (en) | 2019-09-06 | 2019-09-06 | Method for preparing superfine inorganic fiber by using oil sludge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910844157.5A CN110565210B (en) | 2019-09-06 | 2019-09-06 | Method for preparing superfine inorganic fiber by using oil sludge |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110565210A true CN110565210A (en) | 2019-12-13 |
| CN110565210B CN110565210B (en) | 2021-12-28 |
Family
ID=68778380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910844157.5A Active CN110565210B (en) | 2019-09-06 | 2019-09-06 | Method for preparing superfine inorganic fiber by using oil sludge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110565210B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0668340A1 (en) * | 1994-02-21 | 1995-08-23 | Benjamin Sy Santos | An improved process for removing heavy metals, sulfur and chlorinated compounds from used oil to generate clear fuel oils or lube stock and soft and/or hard asphalt with no acid sludge problem |
| CN101235555A (en) * | 2007-02-01 | 2008-08-06 | 山西鑫秀工矿废渣利用有限公司 | Method for preparing fiber by using coal gangue clinker as raw material |
| CN101717188A (en) * | 2009-11-12 | 2010-06-02 | 深圳德润环保投资有限公司 | Method for preparing rock wool panel by melting solid waste |
| CN102001823A (en) * | 2010-12-13 | 2011-04-06 | 河南煤业化工集团有限责任公司 | Production method of inorganic fiber by using red mud and fly ash |
| CN107164830A (en) * | 2017-07-20 | 2017-09-15 | 安徽国能亿盛环保科技有限公司 | A kind of preparation method for the automotive trim polypropylene nonwoven for adding zinc chloride activation sludge straw charcoal |
| CN110079894A (en) * | 2019-04-22 | 2019-08-02 | 李科 | A kind of process for extracting fiber using greasy filth |
-
2019
- 2019-09-06 CN CN201910844157.5A patent/CN110565210B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0668340A1 (en) * | 1994-02-21 | 1995-08-23 | Benjamin Sy Santos | An improved process for removing heavy metals, sulfur and chlorinated compounds from used oil to generate clear fuel oils or lube stock and soft and/or hard asphalt with no acid sludge problem |
| CN101235555A (en) * | 2007-02-01 | 2008-08-06 | 山西鑫秀工矿废渣利用有限公司 | Method for preparing fiber by using coal gangue clinker as raw material |
| CN101717188A (en) * | 2009-11-12 | 2010-06-02 | 深圳德润环保投资有限公司 | Method for preparing rock wool panel by melting solid waste |
| CN102001823A (en) * | 2010-12-13 | 2011-04-06 | 河南煤业化工集团有限责任公司 | Production method of inorganic fiber by using red mud and fly ash |
| CN107164830A (en) * | 2017-07-20 | 2017-09-15 | 安徽国能亿盛环保科技有限公司 | A kind of preparation method for the automotive trim polypropylene nonwoven for adding zinc chloride activation sludge straw charcoal |
| CN110079894A (en) * | 2019-04-22 | 2019-08-02 | 李科 | A kind of process for extracting fiber using greasy filth |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110565210B (en) | 2021-12-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103086779B (en) | Method for producing alkaline fertilizer by using phosphate rock tailings or low-grade phosphate rock through blast furnace process | |
| CN101747090B (en) | Method for preparing calcium magnesium phosphate fertilizer by utilizing phosphorite flotation tailing blast furnace method | |
| CN102296137B (en) | Industrial production method of separating valuable elements from composite paragentic mineral of aluminum-vanadium-titanium-iron-silicon for cyclic utilization | |
| CN102296138B (en) | Method for preparing ferrovanadium intermetallic compound and titanium slags by linear moving bed prereduction and shaft furnace melting process | |
| CN111662020B (en) | High-performance lightweight concrete and preparation method thereof | |
| CN104261669A (en) | Method for preparing continuous basalt fiber with industry waste solid as raw material | |
| CN101643806B (en) | Method for producing molten iron with high-phosphorus and low-iron refractory iron ore | |
| CN101298079A (en) | Environmental protection process method of desulfurizing slag of hot metal | |
| CN104229896A (en) | Alkaline leaching silicon removal method of manganese ore | |
| CN110551899A (en) | High-efficiency energy-saving secondary lead smelting process | |
| CN103086778B (en) | Method for producing alkaline fertilizer from insoluble potassium-containing rock by kiln process | |
| KR20160050130A (en) | Purifying method for yielding high-caliber carbon black from waste tire | |
| CN115340094A (en) | Semi-coke-containing reducing agent for silicon smelting and preparation method thereof | |
| CN113215394B (en) | Treatment method of stone coal | |
| CN110565210B (en) | Method for preparing superfine inorganic fiber by using oil sludge | |
| CN110885686A (en) | Soil conditioner and preparation method thereof | |
| CN101864506A (en) | Method for preparing direct reduced iron from low-grade high-phosphorus high-silicon iron ore | |
| CN111533440A (en) | Production method of calcined kaolin for glass fibers | |
| CN109942202B (en) | Method for producing rock wool board by comprehensively utilizing electric furnace ash | |
| CN1172766A (en) | Blast furnace phosphorus preparation technology | |
| CN109929995A (en) | A kind of aluminium ash pellet binder and preparation method thereof | |
| CN102633515A (en) | Magnesium-forsterite synthetic sand and preparation method thereof | |
| CN115010392A (en) | Resource utilization method of vitrified coal gasification furnace slag | |
| CN1313354A (en) | Process for preparing rubber-strengthening agent from powdered coal ash | |
| CN107177394B (en) | Processing method of storable biomass fuel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20211118 Address after: 362205 No. 13, Huaxia Road, Jinjiang Economic Development Zone (wuliyuan), Quanzhou, Fujian Applicant after: JINJIANG ZIHUI MACHINERY FITTING CO.,LTD. Address before: 065200 Yanjiao airport international logistics industry base, Sanhe City, Langfang City, Hebei Province (West of Yingbin North Road and north of Gushan North Road) Applicant before: Sanhe narokos mechanical and electrical products manufacturing Co.,Ltd. |
|
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20211202 Address after: NO.160, Fuxin Road West, Xinlong village, Cizao Town, Jinjiang City, Quanzhou City, Fujian Province, 362200 Applicant after: Baolanhang (Fujian) Environmental Protection Technology Research Institute Co.,Ltd. Address before: 362205 No. 13, Huaxia Road, Jinjiang Economic Development Zone (wuliyuan), Quanzhou, Fujian Applicant before: JINJIANG ZIHUI MACHINERY FITTING CO.,LTD. |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |