CN106975517A - A kind of green high-efficient synthesizes the heterogeneous catalyst of 2,4 DI-tert-butylphenol compounds - Google Patents
A kind of green high-efficient synthesizes the heterogeneous catalyst of 2,4 DI-tert-butylphenol compounds Download PDFInfo
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- CN106975517A CN106975517A CN201710341175.2A CN201710341175A CN106975517A CN 106975517 A CN106975517 A CN 106975517A CN 201710341175 A CN201710341175 A CN 201710341175A CN 106975517 A CN106975517 A CN 106975517A
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- catalyst
- solid acid
- acid resin
- tert
- phenol
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- ICKWICRCANNIBI-UHFFFAOYSA-N 2,4-di-tert-butylphenol Chemical class CC(C)(C)C1=CC=C(O)C(C(C)(C)C)=C1 ICKWICRCANNIBI-UHFFFAOYSA-N 0.000 title claims abstract description 39
- 239000002638 heterogeneous catalyst Substances 0.000 title claims abstract description 14
- 239000003054 catalyst Substances 0.000 claims abstract description 41
- VQTUBCCKSQIDNK-UHFFFAOYSA-N Isobutene Chemical compound CC(C)=C VQTUBCCKSQIDNK-UHFFFAOYSA-N 0.000 claims abstract description 27
- 239000011347 resin Substances 0.000 claims abstract description 26
- 229920005989 resin Polymers 0.000 claims abstract description 26
- 238000006243 chemical reaction Methods 0.000 claims abstract description 24
- 239000011973 solid acid Substances 0.000 claims abstract description 23
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims abstract description 18
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 4
- 230000003197 catalytic effect Effects 0.000 claims abstract description 4
- 239000002994 raw material Substances 0.000 claims abstract description 4
- 238000003786 synthesis reaction Methods 0.000 claims abstract description 4
- 238000011084 recovery Methods 0.000 claims abstract description 3
- 239000007788 liquid Substances 0.000 claims description 10
- 230000029936 alkylation Effects 0.000 claims description 8
- 238000005804 alkylation reaction Methods 0.000 claims description 8
- 239000002245 particle Substances 0.000 claims description 6
- 238000009413 insulation Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 230000000717 retained effect Effects 0.000 claims description 5
- 238000003756 stirring Methods 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 4
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical group C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L calcium carbonate Substances [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 3
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 2
- 238000002791 soaking Methods 0.000 claims description 2
- 239000002904 solvent Substances 0.000 claims description 2
- 238000005119 centrifugation Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 238000000926 separation method Methods 0.000 abstract description 2
- 239000004927 clay Substances 0.000 abstract 3
- 231100000252 nontoxic Toxicity 0.000 abstract 1
- 230000003000 nontoxic effect Effects 0.000 abstract 1
- 239000002910 solid waste Substances 0.000 abstract 1
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 5
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- VLTRZXGMWDSKGL-UHFFFAOYSA-N perchloric acid Chemical compound OCl(=O)(=O)=O VLTRZXGMWDSKGL-UHFFFAOYSA-N 0.000 description 4
- 239000011148 porous material Substances 0.000 description 4
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 238000006555 catalytic reaction Methods 0.000 description 3
- 239000000498 cooling water Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000000178 monomer Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- GJYCVCVHRSWLNY-UHFFFAOYSA-N 2-butylphenol Chemical compound CCCCC1=CC=CC=C1O GJYCVCVHRSWLNY-UHFFFAOYSA-N 0.000 description 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 150000001336 alkenes Chemical class 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 239000003963 antioxidant agent Substances 0.000 description 2
- 239000008346 aqueous phase Substances 0.000 description 2
- -1 diallyl benzene Chemical compound 0.000 description 2
- 239000002270 dispersing agent Substances 0.000 description 2
- 239000004088 foaming agent Substances 0.000 description 2
- ZXEKIIBDNHEJCQ-UHFFFAOYSA-N isobutanol Chemical compound CC(C)CO ZXEKIIBDNHEJCQ-UHFFFAOYSA-N 0.000 description 2
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- JOXIMZWYDAKGHI-UHFFFAOYSA-N toluene-4-sulfonic acid Chemical compound CC1=CC=C(S(O)(=O)=O)C=C1 JOXIMZWYDAKGHI-UHFFFAOYSA-N 0.000 description 2
- SCYULBFZEHDVBN-UHFFFAOYSA-N 1,1-Dichloroethane Chemical class CC(Cl)Cl SCYULBFZEHDVBN-UHFFFAOYSA-N 0.000 description 1
- VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 description 1
- 241001566735 Archon Species 0.000 description 1
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 230000003078 antioxidant effect Effects 0.000 description 1
- 229910001570 bauxite Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- IAQRGUVFOMOMEM-UHFFFAOYSA-N butene Natural products CC=CC IAQRGUVFOMOMEM-UHFFFAOYSA-N 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000005660 chlorination reaction Methods 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- GUJOJGAPFQRJSV-UHFFFAOYSA-N dialuminum;dioxosilane;oxygen(2-);hydrate Chemical class O.[O-2].[O-2].[O-2].[Al+3].[Al+3].O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O GUJOJGAPFQRJSV-UHFFFAOYSA-N 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 230000032050 esterification Effects 0.000 description 1
- 238000005886 esterification reaction Methods 0.000 description 1
- 239000004210 ether based solvent Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 239000004005 microsphere Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052901 montmorillonite Inorganic materials 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 238000001256 steam distillation Methods 0.000 description 1
- 125000005504 styryl group Chemical group 0.000 description 1
- 238000006277 sulfonation reaction Methods 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- 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
-
- B01J35/615—
-
- B01J35/635—
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/11—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions increasing the number of carbon atoms
- C07C37/14—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions increasing the number of carbon atoms by addition reactions, i.e. reactions involving at least one carbon-to-carbon unsaturated bond
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/584—Recycling of catalysts
Abstract
The present invention relates to the heterogeneous catalyst that a kind of green high-efficient synthesizes 2,4 DI-tert-butylphenol compounds, described catalytic type is high specific surface area porous solid acid resin catalyst.Using above-mentioned catalyst, using phenol and isobutene as reaction raw materials, production obtains 2,4 DI-tert-butylphenol compounds under the catalytic action of nontoxic green solid acid resin catalyst.The catalyst of the present invention instead of the clay catalyst in existing production, can repeatedly it be repeatedly circulated, and with long-life feature, significantly reduce production cost shared by catalyst, and greatly reduce clay catalyst it is disposable and produce solid waste, realize the greenization of production process.Meanwhile, the heterogeneous catalyst separation and recovery of 2,4 DI-tert-butylphenol compounds of synthesis provided by the present invention, recycle relatively simple, significantly reduce the disengaging time of existing clay catalyst, significantly improve production efficiency.
Description
Technical field
The present invention relates to the heterogeneous catalyst that a kind of green high-efficient synthesizes 2,4-DTBP, belong to chemical field.
Background technology
2,4-DTBP is important chemical intermediate, is widely used in natural rubber, plastic antioxidants, synthesis
In terms of the preparation of rubber antioxidant, fuel stabilizer and dyestuff intermediate.At present, applied to catalysis of phenol and isobutanol or different
The catalyst that butene reaction produces 2,4- DI-tert-butylphenol compounds mainly has sulfuric acid, perchloric acid, p-methyl benzenesulfonic acid, anhydrous tri-chlorination
Aluminium, gama-alumina, atlapulgite etc..For example, China Patent Publication No. CN1935763A, publication date is March 28 in 2007
Day, a kind of entitled preparation method of 2,4-DTBP alkylation liquid, the invention uses montmorillonite class(Including activity
Carclazyte)As catalyst, using phenol and isobutene as raw material, 2,4-DTBP alkylation liquid has been made at 70 ~ 90 DEG C.
However, sulfuric acid, perchloric acid, p-methyl benzenesulfonic acid are big to equipment corrosion in above-mentioned catalyst, using with danger;Anhydrous three
The selectivity of 2,4- DI-tert-butylphenol compounds is not high in aluminum chloride-catalyzed reaction;Reaction temperature needed for gama-alumina catalytic reaction
It is higher, it is unfavorable for operation;Activated bauxite catalyst can not be recycled, and produce substantial amounts of discarded object, and separating treatment process is time-consuming
It is laborious and easily cause pollution.
The content of the invention
A kind of green high-efficient is provided the invention aims to overcome the weak point of above-mentioned existing catalyst presence
Synthesize the heterogeneous catalyst of 2,4- DI-tert-butylphenol compounds and its production method of 2,4- DI-tert-butylphenol compounds.What the present invention was provided urges
Agent have separation simple, catalyst cost and production technology operating cost is relatively low, green high-efficient the features such as, meet green chemical industry
Production theory.
The object of the invention can be achieved through the following technical solutions:
A kind of green high-efficient synthesizes the heterogeneous catalyst of 2,4-DTBP, and the heterogeneous catalyst is to pass through expanding treatment
High specific surface area porous solid acid resin catalyst particles, its specific surface area be 46 ~ 180 m2/ g, pore volume is up to 0.45 ~ 0.62
mL/g。
In the present invention, described solid acid resin catalyst is the sulfonation benzene by 5% ~ 10% nano-calcium carbonate expanding treatment
Vinyl porous type resin solid acid catalyst particle.
The heterogeneous catalyst of green high-efficient synthesis 2,4- DI-tert-butylphenol compounds proposed by the present invention is used to prepare the uncles of 2,4- bis-
The purposes of butylphenol, is concretely comprised the following steps:Fluidly it is added to after phenol is preheated in tank reactor, puts into solid
Acid resin catalyst, stirring is passed through isobutene, and controlling reaction temperature is 70 ~ 120 DEG C, and reaction pressure is 0 ~ 1 MPa, works as isobutyl
After alkene is passed through completely, reaction system insulation a period of time, after reaction terminates, catalyst is retained in a kettle., then by 2,
4- DI-tert-butylphenol compounds alkylation liquid is extruded;Wherein:The mol ratio 0.1 of phenol and isobutene:1~10:1, solid acid resin catalyst
Mass ratio with phenol is 0.5:100~10:100.
In the present invention, phenol preheating refers to before phenol input that first preheated device is preheated to 70 ~ 90 DEG C, and phenol feeds intake completion
Afterwards, 10 ~ 60 min are stirred with 70 ~ 150 r/min speed, solid acid resin catalyst is added afterwards.
In the present invention, the addition speed of isobutene raw material is 300 ~ 1000 kg/h.
In the present invention, reaction system soaking time is 10 ~ 120 min.
In the present invention, described solid acid resin catalyst can admittedly be filtered or be centrifuged by simple liquid many after recovery
It is secondary recycle, and with stable in catalytic performance, long lifespan the characteristics of.
In the present invention, the removal process of described solid acid resin is handled without solvent, and direct plungeing into next secondary response makes
With reuse number of times is up to 60 ~ 100 times.
The beneficial effects of the present invention are:
High specific surface area porous solid acid resin of the present invention preferably to prepare optimizes catalyst isobutyl as catalyst by changing
Alkene puts into the parameters such as temperature and speed, catalyst amount, reaction temperature, simplifies production procedure, reduces catalyst and production
Process operation cost so that the production technology of 2,4-DTBP alkylation liquid becomes green, economic, safe efficient.
Embodiment
With reference to specific embodiment, the invention will be further described.
Embodiment 1:
By 40wt% styrene monomers, 7wt% diallyl benzene crosslinking copolymerizations monomer, 3wt% azodiisobutyronitriles initiator, 8wt%
Acetone esterification modification Nano-meter CaCO33Material, 12wt% toluene pore-foaming agent and 30wt% petroleum ether solvents are made into oil-phase solution A;With matter
Amount compares 100:2:1.8 match somebody with somebody pure water, Arabic dispersant and iron oxide dispersant for aqueous phase solution B.Then by oil-phase solution A and
Aqueous phase solution B is according to mass ratio 1:2.4 are mixed, and 6h is stirred vigorously at 80 DEG C, obtain containing modified porous nanometer material through filtering, washing
The polymer microballoon of material;Then the method for use steam distillation removes pore-foaming agent and the monomer of residual at 95 DEG C, and incites somebody to action
To porous resin body Archon in 2% hydrochloric acid 5 h are stirred at 50 DEG C, through washing, filtering, dry after obtain containing nano-pore
Bulk resin microballoon.
It is 100 according to mass ratio:420:250:5 by nano-pore resin microsphere obtained above:Oleum:Two chloroethenes
Alkane:Copper sulphate is well mixed, and 3 h are swelled at 50 DEG C, then heats to 120 DEG C of 5 h of reaction, and washing filtering removes excessive sulphur
Acid, then dichloroethanes is removed at 60 DEG C through distilling, finally give styryl porous type resin solid acid catalyst particle.Institute
The specific surface area for obtaining heterogeneous catalyst is 157 m2/ g, pore volume is up to 0.54 mL/g.
Embodiment 2:
2000kg phenol is fluidly dosed in tank reactor after 78 DEG C preheat, the gained of input embodiment 1
The kg of solid acid resin catalyst 30, stirs 20min.1790 kg isobutenes, reaction system setting are passed through with 800kg/h speed
Temperature is 95 DEG C, and temperature uses high-speed circulating cooling water temperature when being higher than 95 DEG C.After isobutene is passed through completely, reaction system insulation
60 min.Reaction terminates, and catalyst is retained in a kettle., then 2,4-DTBP alkylation liquid is extruded, through dividing
The content for analysing 2,4- DI-tert-butylphenol compounds is 70.65%.
Embodiment 3:
3000kg phenol is fluidly dosed in tank reactor after 78 DEG C preheat, the gained of input embodiment 1
The kg of solid acid resin catalyst 45, stirs 20min.3040 kg isobutenes, reaction system setting are passed through with 800kg/h speed
Temperature is 97 DEG C, and temperature uses high-speed circulating cooling water temperature when being higher than 97 DEG C.After isobutene is passed through completely, reaction system insulation
30 min.Reaction terminates, and catalyst is retained in a kettle., then 2,4-DTBP alkylation liquid is extruded, through dividing
The content for analysing 2,4- DI-tert-butylphenol compounds is 72.58%.
Embodiment 4:
3000kg phenol is fluidly dosed in tank reactor after 78 DEG C preheat, the gained of input embodiment 1
The kg of solid acid resin catalyst 45, stirs 20min.4050 kg isobutenes, reaction system setting are passed through with 800kg/h speed
Temperature is 98 DEG C, and temperature uses high-speed circulating cooling water temperature when being higher than 98 DEG C.After isobutene is passed through completely, reaction system insulation
30 min.Reaction terminates, and catalyst is retained in a kettle., then 2,4-DTBP alkylation liquid is extruded, through dividing
The content for analysing 2,4- DI-tert-butylphenol compounds is 76.93%.
Claims (8)
1. a kind of green high-efficient synthesizes the heterogeneous catalyst of 2,4-DTBP, it is characterised in that:The heterogeneous catalyst
For by the high specific surface area porous solid acid resin catalyst particles of expanding treatment, its specific surface area is 46 ~ 180 m2/ g, hole
Hold up to 0.45 ~ 0.62 mL/g.
2. a kind of green high-efficient according to claim 1 synthesizes the heterogeneous catalyst of 2,4-DTBP, its feature
It is:Described solid acid resin catalyst particles are sulfonated phenylethylene Quito by 5% ~ 10% nano-calcium carbonate expanding treatment
Pass resin solid acid catalyst particle.
3. a kind of heterogeneous catalyst of green high-efficient synthesis 2,4- DI-tert-butylphenol compounds as claimed in claim 1 is used to prepare 2,
The purposes of 4- DI-tert-butylphenol compounds, it is characterised in that concretely comprise the following steps:Autoclave is fluidly added to after phenol is preheated
In reactor, solid acid resin catalyst is put into, stirring is passed through isobutene, and controlling reaction temperature is 70 ~ 120 DEG C, reaction pressure
For 0 ~ 1 MPa, after isobutene is passed through completely, reaction system insulation a period of time, after reaction terminates, catalyst is retained in instead
Answer in kettle, then extrude 2,4-DTBP alkylation liquid;Wherein:The mol ratio 0.1 of phenol and isobutene:1~10:1,
The mass ratio of solid acid resin catalyst and phenol is 0.5:100~10:100.
4. purposes according to claim 3, it is characterised in that:Phenol preheating refers to first preheated device preheating before phenol input
To 70 ~ 90 DEG C, after the completion of phenol feeds intake, 10 ~ 60 min are stirred with 70 ~ 150 r/min speed, solid acid resin is added afterwards
Catalyst.
5. purposes according to claim 3, it is characterised in that:The addition speed of isobutene raw material is 300 ~ 1000 kg/h.
6. purposes according to claim 3, it is characterised in that:Reaction system soaking time is 10 ~ 120 min.
7. purposes according to claim 3, it is characterised in that:Described solid acid resin catalyst can pass through simple liquid
Gu the characteristics of being recycled for multiple times after filtering or centrifugation recovery, and there is stable in catalytic performance, long lifespan.
8. purposes according to claim 3, it is characterised in that:The removal process of described solid acid resin without solvent at
Reason, direct plunges into next secondary response and uses, and reuses number of times up to 60 ~ 100 times.
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN112574008A (en) * | 2020-12-25 | 2021-03-30 | 南京晶典抗氧化技术研究院有限公司 | Method for synthesizing 2, 6 di-tert-butylphenol by using environment-friendly heterogeneous catalyst |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1493555A (en) * | 2002-07-17 | 2004-05-05 | 中国石油天然气集团公司 | Refining method of 2,4-ditertiary butylphenol |
CN1935763A (en) * | 2006-10-20 | 2007-03-28 | 上海金海雅宝精细化工有限公司 | Method for preparing 2,4-di-tert.-butyl phenol alkylating solution |
WO2011069052A2 (en) * | 2009-12-04 | 2011-06-09 | Si Group, Inc. | Process for producing a t-butyl phenol from a c4 raffinate stream |
CN103611571A (en) * | 2013-11-21 | 2014-03-05 | 同济大学 | Preparation method of nano-pore resin solid acid for alkylation of butane and butylene |
CN105618137A (en) * | 2014-11-07 | 2016-06-01 | 江苏海普功能材料有限公司 | Porous acidic resin catalyst, preparation method and applications thereof |
-
2017
- 2017-05-16 CN CN201710341175.2A patent/CN106975517A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1493555A (en) * | 2002-07-17 | 2004-05-05 | 中国石油天然气集团公司 | Refining method of 2,4-ditertiary butylphenol |
CN1935763A (en) * | 2006-10-20 | 2007-03-28 | 上海金海雅宝精细化工有限公司 | Method for preparing 2,4-di-tert.-butyl phenol alkylating solution |
WO2011069052A2 (en) * | 2009-12-04 | 2011-06-09 | Si Group, Inc. | Process for producing a t-butyl phenol from a c4 raffinate stream |
CN103611571A (en) * | 2013-11-21 | 2014-03-05 | 同济大学 | Preparation method of nano-pore resin solid acid for alkylation of butane and butylene |
CN105618137A (en) * | 2014-11-07 | 2016-06-01 | 江苏海普功能材料有限公司 | Porous acidic resin catalyst, preparation method and applications thereof |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112574008A (en) * | 2020-12-25 | 2021-03-30 | 南京晶典抗氧化技术研究院有限公司 | Method for synthesizing 2, 6 di-tert-butylphenol by using environment-friendly heterogeneous catalyst |
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