CN107824224A - Biodiesel catalyst and preparation method thereof - Google Patents
Biodiesel catalyst and preparation method thereof Download PDFInfo
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- CN107824224A CN107824224A CN201711144341.6A CN201711144341A CN107824224A CN 107824224 A CN107824224 A CN 107824224A CN 201711144341 A CN201711144341 A CN 201711144341A CN 107824224 A CN107824224 A CN 107824224A
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- sodium carbonate
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- 239000003225 biodiesel Substances 0.000 title claims abstract description 29
- 239000003054 catalyst Substances 0.000 title claims abstract description 25
- 238000002360 preparation method Methods 0.000 title claims abstract description 5
- 239000002253 acid Substances 0.000 claims abstract description 35
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims abstract description 34
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims abstract description 34
- WGTYBPLFGIVFAS-UHFFFAOYSA-M tetramethylammonium hydroxide Chemical compound [OH-].C[N+](C)(C)C WGTYBPLFGIVFAS-UHFFFAOYSA-M 0.000 claims abstract description 26
- QJRVOJKLQNSNDB-UHFFFAOYSA-N 4-dodecan-3-ylbenzenesulfonic acid Chemical compound CCCCCCCCCC(CC)C1=CC=C(S(O)(=O)=O)C=C1 QJRVOJKLQNSNDB-UHFFFAOYSA-N 0.000 claims abstract description 18
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000000292 calcium oxide Substances 0.000 claims abstract description 18
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims abstract description 18
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims abstract description 18
- 229910019142 PO4 Inorganic materials 0.000 claims abstract description 17
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims abstract description 17
- 239000010452 phosphate Substances 0.000 claims abstract description 17
- -1 phosphate ester Chemical class 0.000 claims abstract description 17
- 229920000570 polyether Polymers 0.000 claims abstract description 17
- 229910000029 sodium carbonate Inorganic materials 0.000 claims abstract description 17
- CCIVGXIOQKPBKL-UHFFFAOYSA-N ethanesulfonic acid Chemical compound CCS(O)(=O)=O CCIVGXIOQKPBKL-UHFFFAOYSA-N 0.000 claims abstract description 12
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 3
- 239000000908 ammonium hydroxide Substances 0.000 claims description 3
- AFVFQIVMOAPDHO-UHFFFAOYSA-N Methanesulfonic acid Chemical compound CS(O)(=O)=O AFVFQIVMOAPDHO-UHFFFAOYSA-N 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 abstract description 11
- 238000000034 method Methods 0.000 abstract description 6
- 230000035484 reaction time Effects 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 4
- 239000002994 raw material Substances 0.000 abstract description 4
- 230000003197 catalytic effect Effects 0.000 abstract description 3
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 230000020477 pH reduction Effects 0.000 abstract description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid group Chemical group S(O)(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 6
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 125000003698 tetramethyl group Chemical group [H]C([H])([H])* 0.000 description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 230000032050 esterification Effects 0.000 description 2
- 238000005886 esterification reaction Methods 0.000 description 2
- 150000002148 esters Chemical group 0.000 description 2
- 239000004519 grease Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 238000007171 acid catalysis Methods 0.000 description 1
- 238000005815 base catalysis Methods 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 1
- 210000003298 dental enamel Anatomy 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000007127 saponification reaction Methods 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/19—Catalysts containing parts with different compositions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/26—Catalysts comprising hydrides, coordination complexes or organic compounds containing in addition, inorganic metal compounds not provided for in groups B01J31/02 - B01J31/24
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L1/00—Liquid carbonaceous fuels
- C10L1/02—Liquid carbonaceous fuels essentially based on components consisting of carbon, hydrogen, and oxygen only
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11C—FATTY ACIDS FROM FATS, OILS OR WAXES; CANDLES; FATS, OILS OR FATTY ACIDS BY CHEMICAL MODIFICATION OF FATS, OILS, OR FATTY ACIDS OBTAINED THEREFROM
- C11C3/00—Fats, oils, or fatty acids by chemical modification of fats, oils, or fatty acids obtained therefrom
- C11C3/04—Fats, oils, or fatty acids by chemical modification of fats, oils, or fatty acids obtained therefrom by esterification of fats or fatty oils
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/02—Boron or aluminium; Oxides or hydroxides thereof
- B01J21/04—Alumina
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/02—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the alkali- or alkaline earth metals or beryllium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/20—Carbon compounds
- B01J27/232—Carbonates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
- B01J31/0215—Sulfur-containing compounds
- B01J31/0225—Sulfur-containing compounds comprising sulfonic acid groups or the corresponding salts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
- B01J31/0234—Nitrogen-, phosphorus-, arsenic- or antimony-containing compounds
- B01J31/0235—Nitrogen containing compounds
- B01J31/0237—Amines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
- B01J31/0234—Nitrogen-, phosphorus-, arsenic- or antimony-containing compounds
- B01J31/0255—Phosphorus containing compounds
- B01J31/0257—Phosphorus acids or phosphorus acid esters
- B01J31/0258—Phosphoric acid mono-, di- or triesters ((RO)(R'O)2P=O), i.e. R= C, R'= C, H
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
- B01J31/06—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing polymers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/10—Biofuels, e.g. bio-diesel
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Inorganic Chemistry (AREA)
- Catalysts (AREA)
Abstract
The invention provides a kind of biodiesel catalyst and preparation method thereof, catalytic component includes:Pyrovinic acid, ethylsulfonic acid, linear alkyl benzene sulfonic acid, phosphoric acid monoester, polyethers phosphate ester acid, calcium oxide, sodium carbonate, aluminum oxide, TMAH.The present invention not only has the characteristics that adaptability to raw material is wide, reaction condition is gentle, the reaction time is short, meanwhile using this catalyst acidification oil produce biodiesel method technique it is simple, workable, energy consumption is low, biodiesel conversion rate is high, improves economic benefit.
Description
Technical field
The invention belongs to field of energy-saving technology, and in particular to a kind of biodiesel catalyst.
Background technology
The raw materials for production of domestic biodiesel are mostly waste grease, contain substantial amounts of free fatty in waste grease,
If directly carrying out preparing biodiesel by ester exchange using base catalysis, catalytic efficiency can be caused low, saponification phenomenon is serious, can not obtain
To effective product.The content for reducing free fatty in feedstock oil is the necessary condition of production of biodiesel, using acid catalysis ester
It is one of most effectual way for reducing free fatty to change reaction.The most frequently used esterification catalyst is sulfuric acid in actual production, sulphur
Acid has preferable catalytic activity, but has stronger oxidation and severe corrosive simultaneously.Sulfuric acid and original during the course of the reaction
After a series of side reactions can occur for material oil, by part material oil carbon or aggregate into colloidal material, and esterification terminates
The necessary special disposal of a large amount of acid sludges of generation, cost are larger.Due to the severe corrosive of sulfuric acid, it is desirable to which reactor must be that enamel is anti-
Kettle is answered, also higher is required to the useless methanol and methanol recovery system that are generated after reaction, the material such as hold-up tank.
The content of the invention
In view of the problems of prior art, the present invention provides a kind of biodiesel catalyst.
In order to solve the above technical problems, technical scheme proposed by the present invention is as follows:A kind of biodiesel catalyst, including with
The component of lower parts by weight:The parts by weight of pyrovinic acid 60~80, the parts by weight of ethylsulfonic acid 40~60, linear alkyl benzene sulfonic acid 30~50
Parts by weight, the parts by weight of phosphoric acid monoester 20~40, the parts by weight of polyethers phosphate ester acid 10~25, the parts by weight of calcium oxide 5~15, carbonic acid
The parts by weight of sodium 5~15, the parts by weight of aluminum oxide 1~5, the parts by weight of TMAH 1~5.
According to biodiesel catalyst provided by the invention, inventor has carried out the sieve of substantial amounts of component and dosage early stage
Choosing experiment, it is found surprisingly that, technical scheme is by reasonably matching and the combination of each component not only has raw material
The features such as wide adaptability, reaction condition are gentle, the reaction time is short, meanwhile, produce biological bavin with acidification oil using this catalyst
Oily method technique is simple, workable, energy consumption is low, biodiesel conversion rate is high, improves economic benefit.
In addition, biodiesel catalyst according to the above embodiment of the present invention, can also have technology additional as follows special
Sign:
According to the example of the present invention, the pyrovinic acid is 60 parts by weight, and the ethylsulfonic acid is 40 parts by weight,
The linear alkyl benzene sulfonic acid is 30 parts by weight, and the phosphoric acid monoester is 20 parts by weight, and the polyethers phosphate ester acid is 10 weights
Part is measured, the calcium oxide is 5 parts by weight, and the sodium carbonate is 5 parts by weight, and the aluminum oxide is 1 parts by weight, the tetramethyl
Ammonium hydroxide is 1 parts by weight.
According to the example of the present invention, the pyrovinic acid is 65 parts by weight, and the ethylsulfonic acid is 45 parts by weight,
The linear alkyl benzene sulfonic acid is 35 parts by weight, and the phosphoric acid monoester is 25 parts by weight, and the polyethers phosphate ester acid is 15 weights
Part is measured, the calcium oxide is 7 parts by weight, and the sodium carbonate is 7 parts by weight, and the aluminum oxide is 2 parts by weight, the tetramethyl
Ammonium hydroxide is 2 parts by weight.
According to the example of the present invention, the pyrovinic acid is 70 parts by weight, and the ethylsulfonic acid is 50 parts by weight,
The linear alkyl benzene sulfonic acid is 40 parts by weight, and the phosphoric acid monoester is 30 parts by weight, and the polyethers phosphate ester acid is 20 weights
Part is measured, the calcium oxide is 10 parts by weight, and the sodium carbonate is 10 parts by weight, and the aluminum oxide is 3 parts by weight, the tetramethyl
Base ammonium hydroxide is 3 parts by weight.
According to the example of the present invention, the pyrovinic acid is 80 parts by weight, and the ethylsulfonic acid is 60 parts by weight,
The linear alkyl benzene sulfonic acid is 50 parts by weight, and the phosphoric acid monoester is 40 parts by weight, and the polyethers phosphate ester acid is 25 weights
Part is measured, the calcium oxide is 15 parts by weight, and the sodium carbonate is 15 parts by weight, and the aluminum oxide is 5 parts by weight, the tetramethyl
Base ammonium hydroxide is 5 parts by weight.
In addition, present invention also offers a kind of preparation method of biodiesel catalyst, including by the pyrovinic acid, second
Base sulfonic acid, linear alkyl benzene sulfonic acid, phosphoric acid monoester, polyethers phosphate ester acid, calcium oxide, sodium carbonate, aluminum oxide, tetramethyl hydrogen-oxygen
Change ammonium and be mixed and heated to 80-100 DEG C, and be cooled to 60-70 DEG C.
The advantages of above additional aspect, will be set forth in part in the description, and partly will become bright from the following description
It is aobvious, or recognized by the practice of the present invention.
Embodiment
Embodiment one
A kind of biodiesel catalyst, include the component of following parts by weight:The pyrovinic acid is 60 parts by weight, the second
Base sulfonic acid is 40 parts by weight, and the linear alkyl benzene sulfonic acid is 30 parts by weight, and the phosphoric acid monoester is 20 parts by weight, the polyethers
Phosphate ester acid is 10 parts by weight, and the calcium oxide is 5 parts by weight, and the sodium carbonate is 5 parts by weight, and the aluminum oxide is 1 weight
Part is measured, the TMAH is 1 parts by weight.
Embodiment two
A kind of biodiesel catalyst, include the component of following parts by weight:The pyrovinic acid is 65 parts by weight, the second
Base sulfonic acid is 45 parts by weight, and the linear alkyl benzene sulfonic acid is 35 parts by weight, and the phosphoric acid monoester is 25 parts by weight, the polyethers
Phosphate ester acid is 15 parts by weight, and the calcium oxide is 7 parts by weight, and the sodium carbonate is 7 parts by weight, and the aluminum oxide is 2 weights
Part is measured, the TMAH is 2 parts by weight.
Embodiment three
A kind of biodiesel catalyst, include the component of following parts by weight:The pyrovinic acid is 70 parts by weight, the second
Base sulfonic acid is 50 parts by weight, and the linear alkyl benzene sulfonic acid is 40 parts by weight, and the phosphoric acid monoester is 30 parts by weight, the polyethers
Phosphate ester acid is 20 parts by weight, and the calcium oxide is 10 parts by weight, and the sodium carbonate is 10 parts by weight, and the aluminum oxide is 3
Parts by weight, the TMAH are 3 parts by weight.
Example IV
A kind of biodiesel catalyst, include the component of following parts by weight:The pyrovinic acid is 80 parts by weight, the second
Base sulfonic acid is 60 parts by weight, and the linear alkyl benzene sulfonic acid is 50 parts by weight, and the phosphoric acid monoester is 40 parts by weight, the polyethers
Phosphate ester acid is 25 parts by weight, and the calcium oxide is 15 parts by weight, and the sodium carbonate is 15 parts by weight, and the aluminum oxide is 5
Parts by weight, the TMAH are 5 parts by weight.
Comparative example one
Do not use linear alkyl benzene sulfonic acid, other components are identical with embodiment one.
Comparative example two
Calcium oxide, sodium carbonate and aluminum oxide are not used, other components are identical with embodiment one.
Measure of merit
By the reaction time LVFS rate and biology of each embodiment and comparative example of the biodiesel catalyst of the present invention
Diesel oil conversion enhancing rate (being compared to sulfur catalyst).Test result such as following table:
Reaction time LVFS rate (%) | Biodiesel conversion enhancing rate (%) | |
Embodiment one | 7.6 | 10.5 |
Embodiment two | 8.0 | 10.1 |
Embodiment three | 7.6 | 11.3 |
Example IV | 8.4 | 11.6 |
Comparative example one | 3.1 | 6.4 |
Comparative example two | 2.8 | 5.8 |
Understood with reference to above-mentioned data, technical scheme is by reasonably matching and the combination of each component not only has
There is the features such as adaptability to raw material is wide, reaction condition is gentle, the reaction time is short, meanwhile, produced using this catalyst with acidification oil
The method technique of biodiesel is simple, workable, energy consumption is low, biodiesel conversion rate is high, improves economic benefit.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changed, replacing and modification.
Claims (6)
1. a kind of biodiesel catalyst, it is characterised in that include the component of following parts by weight:The weight of pyrovinic acid 60~80
Part, the parts by weight of ethylsulfonic acid 40~60, the parts by weight of linear alkyl benzene sulfonic acid 30~50, the parts by weight of phosphoric acid monoester 20~40, polyethers
The parts by weight of phosphate ester acid 10~25, the parts by weight of calcium oxide 5~15, the parts by weight of sodium carbonate 5~15, the parts by weight of aluminum oxide 1~5,
The parts by weight of TMAH 1~5.
2. biodiesel catalyst according to claim 1, it is characterised in that the pyrovinic acid is 60 parts by weight, institute
It is 40 parts by weight to state ethylsulfonic acid, and the linear alkyl benzene sulfonic acid is 30 parts by weight, and the phosphoric acid monoester is 20 parts by weight, described
Polyethers phosphate ester acid is 10 parts by weight, and the calcium oxide is 5 parts by weight, and the sodium carbonate is 5 parts by weight, and the aluminum oxide is
1 parts by weight, the TMAH are 1 parts by weight.
3. biodiesel catalyst according to claim 1, it is characterised in that the pyrovinic acid is 65 parts by weight, institute
It is 45 parts by weight to state ethylsulfonic acid, and the linear alkyl benzene sulfonic acid is 35 parts by weight, and the phosphoric acid monoester is 25 parts by weight, described
Polyethers phosphate ester acid is 15 parts by weight, and the calcium oxide is 7 parts by weight, and the sodium carbonate is 7 parts by weight, and the aluminum oxide is
2 parts by weight, the TMAH are 2 parts by weight.
4. biodiesel catalyst according to claim 1, it is characterised in that the pyrovinic acid is 70 parts by weight, institute
It is 50 parts by weight to state ethylsulfonic acid, and the linear alkyl benzene sulfonic acid is 40 parts by weight, and the phosphoric acid monoester is 30 parts by weight, described
Polyethers phosphate ester acid is 20 parts by weight, and the calcium oxide is 10 parts by weight, and the sodium carbonate is 10 parts by weight, the aluminum oxide
For 3 parts by weight, the TMAH is 3 parts by weight.
5. biodiesel catalyst according to claim 1, it is characterised in that the pyrovinic acid is 80 parts by weight, institute
It is 60 parts by weight to state ethylsulfonic acid, and the linear alkyl benzene sulfonic acid is 50 parts by weight, and the phosphoric acid monoester is 40 parts by weight, described
Polyethers phosphate ester acid is 25 parts by weight, and the calcium oxide is 15 parts by weight, and the sodium carbonate is 15 parts by weight, the aluminum oxide
For 5 parts by weight, the TMAH is 5 parts by weight.
6. a kind of preparation method of biodiesel catalyst as claimed in claim 1, it is characterised in that including by the methyl
Sulfonic acid, ethylsulfonic acid, linear alkyl benzene sulfonic acid, phosphoric acid monoester, polyethers phosphate ester acid, calcium oxide, sodium carbonate, aluminum oxide, four
Ammonium hydroxide is mixed and heated to 80-100 DEG C, and is cooled to 60-70 DEG C.
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Citations (4)
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CN1724612A (en) * | 2005-07-05 | 2006-01-25 | 南京大学 | Biological diesel oil catalyst and method of synthesizing biological diesel oil using sai catalyst |
CN1935945A (en) * | 2006-09-28 | 2007-03-28 | 南京大学 | Biodiesel preparing method and its byproduct recovering and utilizing method |
CN101073770A (en) * | 2006-05-19 | 2007-11-21 | 李艺 | Process of biological diesel-oil composite liquefied catalyst |
CN103464201A (en) * | 2013-09-25 | 2013-12-25 | 陕西合盛生物柴油技术开发有限公司 | Composite acid catalyst for esterification of biodiesel |
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2017
- 2017-11-17 CN CN201711144341.6A patent/CN107824224A/en not_active Withdrawn
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CN1724612A (en) * | 2005-07-05 | 2006-01-25 | 南京大学 | Biological diesel oil catalyst and method of synthesizing biological diesel oil using sai catalyst |
CN101073770A (en) * | 2006-05-19 | 2007-11-21 | 李艺 | Process of biological diesel-oil composite liquefied catalyst |
CN1935945A (en) * | 2006-09-28 | 2007-03-28 | 南京大学 | Biodiesel preparing method and its byproduct recovering and utilizing method |
CN103464201A (en) * | 2013-09-25 | 2013-12-25 | 陕西合盛生物柴油技术开发有限公司 | Composite acid catalyst for esterification of biodiesel |
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