CN106905490A - A kind of environment-friendly type crude oil metal-chelator and preparation method thereof - Google Patents
A kind of environment-friendly type crude oil metal-chelator and preparation method thereof Download PDFInfo
- Publication number
- CN106905490A CN106905490A CN201710090037.1A CN201710090037A CN106905490A CN 106905490 A CN106905490 A CN 106905490A CN 201710090037 A CN201710090037 A CN 201710090037A CN 106905490 A CN106905490 A CN 106905490A
- Authority
- CN
- China
- Prior art keywords
- crude oil
- chelator
- metal
- environment
- preparation
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F251/00—Macromolecular compounds obtained by polymerising monomers on to polysaccharides or derivatives thereof
- C08F251/02—Macromolecular compounds obtained by polymerising monomers on to polysaccharides or derivatives thereof on to cellulose or derivatives thereof
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2/00—Processes of polymerisation
- C08F2/38—Polymerisation using regulators, e.g. chain terminating agents, e.g. telomerisation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2/00—Processes of polymerisation
- C08F2/46—Polymerisation initiated by wave energy or particle radiation
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G29/00—Refining of hydrocarbon oils, in the absence of hydrogen, with other chemicals
- C10G29/20—Organic compounds not containing metal atoms
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G2300/00—Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
- C10G2300/10—Feedstock materials
- C10G2300/1033—Oil well production fluids
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G2300/00—Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
- C10G2300/20—Characteristics of the feedstock or the products
- C10G2300/201—Impurities
- C10G2300/202—Heteroatoms content, i.e. S, N, O, P
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Abstract
A kind of environment-friendly type crude oil metal-chelator and preparation method thereof is related to prepare a kind of environment-friendly type crude oil metal-chelator, and the crude oil metal-chelator has good removal effect to the metal such as nickel, vanadium and iron in crude oil.The crude oil metal-chelator is free-radical polymerized prepared by carboxymethylcellulose calcium, Allyl thiourea and acrylic acid hydroxyl ester monomer microwave radiation technology initiation grafting, and its general structure is：Wherein, R is CH2CHOHCH3Or (CH2)4OH；Number of repeat unit m is 100~2000, and degree of polymerization x is 2~1000, and degree of polymerization y is 2~1000.MOLECULE DESIGN and structure control that the crude oil metal-chelator passes through polymerized monomer and copolymer, realize gathering and cooperateing with for various functional groups such as amino, carboxyl, ester group, hydroxyl, effectively increase the degree of functionality of the metal-chelator, the chelating agent is amphiphilic crude oil metal removal agent, and crude oil nickel removal rate reaches more than 45%, vanadium removal rate and reaches more than 35%, deferrization rate and reaches more than 85%.
Description
Technical field
The present invention relates to prepare a kind of crude oil metal-chelator, it is adaptable to the Ni-V-Fe in content of beary metal crude oil higher
Deng the removing of metal.
Background technology
The increasingly depleted of continuous rising and conventional oil resource recently as world oil consumption figure, it is unconventional heavy
Matter, the exploitation of crude oil with poor quality, use ratio are continuously increased.The content of heavy metal is far above conventional crude in non-conventional crude oil, this
Based on Ni-V-Fe, the catalyst to crude oil catalytic cracking and catalytic hydrogenation process has very serious murder by poisoning to make to a little heavy metals
With.The main structure with porphyrin compound of nickel and vanadium in crude oil is present, 500 DEG C or so of heat decomposition temperature, Stability Analysis of Structures；Iron master
To exist in the form of naphthenate and phenates.Existing crude oil heavy metal removing technology can mainly be attributed to catalytic hydrogenation
Method, chemical method, chelating removal method and metal deactivation method etc..Chelating removal method is due to that need not change existing process, low cost, effect
It is good, with good development prospect.Nickel vanadium mainly is taken by force by chelating removal method by metal-chelator from its porphyrin compound,
More stable chelate products soluble in water are changed into, then by the de- device oil-water separation two-phase of electricity, reaches removing purpose.It is existing
Metal removal agent mainly has carboxylic acids, containing phosphorus species etc..Carboxylic acids metal remover is preferable to the removal effect of calcium and iron, but
It is not good for nickel vanadium removal effect；Although good to nickel vanadium removal effect containing phosphorus species, what is excluded after production is useless
Water contains substantial amounts of phosphorus, causes body eutrophication, does not meet the requirement of environmental protection.
Chinese patent CN101402878A with diethylamino dithiocarbonic acid sodium etc. as scavenger, using microwave chemical method
Crude oil heavy metal removing is carried out, removal effect is preferable, but microwave device is with high costs；Chinese patent CN102816586A,
The chelating removal method that CN102443422B is announced, is chelated based on the phosphorus-containing compounds such as phosphoric acid, trimethyl phosphate and phosphite
Agent, the removal effect to nickel vanadium is preferable, but scavenger is phosphorous, does not meet environmental requirement.Therefore, a kind of Phosphateless environmentally friendly and height are invented
The crude oil metal-chelator of effect, meets economic, social and environment needs instantly.
The present invention is obtained a kind of environment-friendly type crude oil metal chelating using the green synthesis process of microwave radiation technology initiation grafting copolymerization
Mixture.
The content of the invention
Technical problem：It is an object of the invention to provide a kind of environment-friendly type crude oil metal-chelator and preparation method thereof.The original
Oily metal-chelator effectively can form the hydrophily chelate of stabilization with the metal in crude oil, be more beneficial for contained in crude oil
The removing of metal；Reaction uses the synthetic method of " treating different things alike ", and simple to operate without separating technology, production cost is relatively low；In addition
Scavenger not phosphorus element-containing, realizes metal-chelator environmental protection.
Technical scheme：The technical scheme that technical problem of the present invention is used for：
Environment-friendly type crude oil metal-chelator of the invention is by carboxymethylcellulose calcium, Allyl thiourea and acrylic acid hydroxyl ester monomer
Microwave radiation technology initiation grafting is free-radical polymerized to be obtained, and its general structure is：
Wherein, R is-CH2CHOHCH3Or-(CH2)4OH；Number of repeat unit m be 100~2000, degree of polymerization x be 2~
1000, degree of polymerization y are 2~1000.
The preparation method of above-mentioned environment-friendly type crude oil metal-chelator is：
At room temperature, in terms of the quality of carboxymethylcellulose calcium, by carboxymethylcellulose calcium, 10~20 that substitution value is 0.6~0.9
The deionized water of times carboxymethylcellulose calcium quality, the azo-initiator of 0.01~0.3 times of carboxymethylcellulose calcium quality are added to
In reactor, it is uniformly dissolved, 50~95 DEG C is warming up under blanket of nitrogen, first carry out microwave irradiation 2~30 minutes, the power of microwave is
100~900W, after microwave irradiation, then turns to 0.01~0.5 times of sulfydryl class chain of carboxymethylcellulose calcium quality of addition in reactor
Agent and 0.1~8 times of Allyl thiourea of carboxymethylcellulose calcium quality are moved, 0.1~8 times of carboxymethylcellulose calcium quality is added dropwise after being mixed
Acrylic acid hydroxyl ester monomer, the concentration of acrylic acid hydroxyl ester monomer is the aqueous solution of 5wt.%~20wt.%, in 30~180 minutes
Drip off, microwave reaction is down to room temperature after 10~60 minutes again after dripping off, obtain the environment-friendly type crude oil gold that solid content is 20~60wt.%
Category chelating agent.
Acrylic acid hydroxyl ester monomer described in the preparation method of above-mentioned environment-friendly metal chelating agent is acrylic acid hydroxyl isopropyl ester
Or hy-droxybutyl；Described sulfydryl class chain-transferring agent is mercaptoethanol or TGA；Described azo-initiator is
Azo-bis-isobutyrate hydrochloride or the isobutyl imidazoline hydrochloride of azo two.
The performance test methods of above-mentioned environment-friendly type crude oil metal-chelator are：
Experiment crude oil used is Oman-Basra mixed crude, and (volume ratio of Oman's crude oil and Basra crude oil is 3:1
~1:3), the wherein content of metallic nickel is 15~25ppm, and the content of vanadium metal is 50~60ppm, the content of metallic iron for 5~
15ppm。
40g crude oil is taken, is mixed with the deionized water and 20ppm demulsifiers for accounting for crude quality fraction 7wt.%, at 80 DEG C
Lower preheating 30min, is then stirred 5 minutes in agitator with the intensity of 1800r/min, is transferred in electrical desalter, according still further to
100~200ppm of crude quality adds crude oil metal-chelator.Technology of electric de-salting parameter is：125 DEG C of electro-desalting temperature, by force
Electric-field intensity is 1200V/cm, and the residence time is 10~15 minutes, and light current field intensity is 400V/cm, and the residence time is 5~10 points
Clock, the sedimentation time is 30 minutes.Gathered after profit is completely separated in electrical desalter it is de- after crude oil, it is de- after in crude oil metal contain
The analysis method of amount referring to《Petrochemical Engineering Analysis method》In the methods of GB/T 508 91, pre-processed with dry ash method, use inductance
Coupled plasma optical emission spectrum (ICP-AES) is determined, and measures nickel removal rate, vanadium removal rate and deferrization rate.
Beneficial effect：A kind of environment-friendly type crude oil metal-chelator of the invention has following excellent properties：
1st, carboxymethylcellulose calcium is introduced in the structure of the environment-friendly type crude oil metal-chelator, a large amount of ethers is contained in its molecule
Base, excellent hydrophilicity is conducive to the transfer of chelate products in oil water separation process to water phase, it is easy to separate；Its larger ratio
Surface area is conducive to removing absorption of the agent molecule to metalloporphyrin, effectively can form the hydrophilic of stabilization with the metal in crude oil
Property chelate, is more beneficial for the removing of contained metal in crude oil；
2nd, MOLECULE DESIGN and the structure control that the preparation of the environment-friendly type crude oil metal-chelator passes through polymerized monomer and copolymer
System, realizes gathering and cooperateing with for various functional groups such as amino, carboxyl, ester group, hydroxyl.Carboxyl, amino can be contained with crude oil
There is chelatropic reaction in metal, form water-soluble products；Ester group has nonpolar, can improve the contact area of oil-water interfaces, chelates
Agent has hydrophilic and oleophilic amphiphilic, so as to realize the efficient removal of metal；
3rd, the environment-friendly type crude oil metal-chelator synthesis technique uses microwave assisting method, and initiating stage is to carboxymethylcellulose calcium
Pre- microwave treatment its is produced a large amount of free radicals, substantially increase grafting rate and free-radical polymerized efficiency；Stage of reaction microwave
Supplemental polymeric, effectively shortens the copolyreaction time；Reaction without separating technology, is operated using the synthetic method of " treating different things alike "
Simply, production cost is relatively low；In addition scavenger not phosphorus element-containing, realizes metal-chelator environmental protection.
Specific embodiment
Embodiment 1：At room temperature, by carboxymethylcellulose calcium, 150g deionized waters, 0.15g azos that 10g substitution values are 0.6
Two NSC 18620 hydrochlorides are added in reactor, and nitrogen is led to after being uniformly dissolved, and under 80 DEG C, blanket of nitrogen, first carry out microwave irradiation 5
Minute, the power of microwave is 100W, after microwave irradiation, then to addition 0.5g mercaptoethanols and 6g Allyl thioureas in reactor,
It is the hydroxypropyl acrylate aqueous solution of 10wt.% that 100g mass fractions are added dropwise after being mixed, and 1h is dripped off, microwave reaction 10 again after dripping off
Minute, microwave power 100W.Room temperature is down to after reaction, rufous environmentally-friendly transparent type crude oil metal-chelator is obtained.
With Oman's Basra mixed crude as test oil, its nickel content 16.7ppm, content of vanadium 69.3ppm, iron content
11.2ppm, when gained environment-friendly type crude oil metal-chelator dosage is 120ppm, nickel removal rate is 45.3%, and vanadium removal rate is
39.1%, deferrization rate is 87.2%.
Embodiment 2：At room temperature, it is carboxymethylcellulose calcium that 16g substitution values are 0.6,200g deionized waters, 3g azos two is different
Butamisole quinoline hydrochloride is added in reactor, and nitrogen is led to after being uniformly dissolved, and under 60 DEG C, blanket of nitrogen, first carries out microwave irradiation 2
Minute, the power of microwave is 500W, after microwave irradiation, then to addition 1.2g TGAs and 2g Allyl thioureas in reactor,
It is the hydroxypropyl acrylate aqueous solution of 20wt.% that 160g mass fractions are added dropwise after being mixed, and 2h is dripped off, microwave reaction 15 again after dripping off
Minute, microwave power 800W.Room temperature is down to after reaction, rufous environmentally-friendly transparent type crude oil metal-chelator is obtained.
With Oman's Basra mixed crude as test oil, its nickel content 16.0ppm, content of vanadium 68.2ppm, iron content
10.2ppm, when gained environment-friendly type crude oil metal-chelator dosage is 100ppm, nickel removal rate is 47.1%, and vanadium removal rate is
41.6%, deferrization rate is 90.7%.
Embodiment 3：At room temperature, by carboxymethylcellulose calcium, 100g deionized waters, 0.5g azos two that 5g substitution values are 0.8
Isobutyl imidazoline hydrochloride is added in reactor, and nitrogen is led to after being uniformly dissolved, and under 80 DEG C, blanket of nitrogen, first carries out microwave spoke
According to 25 minutes, the power of microwave was 750W, after microwave irradiation, then to addition 0.18g mercaptoethanols and 10g acrylic in reactor
Thiocarbamide, it is the hy-droxybutyl aqueous solution of 10wt.% that 250g mass fractions are added dropwise after being mixed, and 3h is dripped off, microwave again after dripping off
Reaction 40 minutes, microwave power 400W.Room temperature is down to after reaction, rufous environmentally-friendly transparent type crude oil metal-chelator is obtained.
With Oman's Basra mixed crude as test oil, its nickel content 17.6ppm, content of vanadium 64.8ppm, iron content
13.3ppm, when gained environment-friendly type crude oil metal-chelator dosage is 200ppm, nickel removal rate is 48.7%, and vanadium removal rate is
42.5%, deferrization rate is 88.1%.
Embodiment 4：At room temperature, by carboxymethylcellulose calcium, 320g deionized waters, 0.8g azos two that 20g substitution values are 0.9
NSC 18620 hydrochloride is added in reactor, and nitrogen is led to after being uniformly dissolved, and under 50 DEG C, blanket of nitrogen, first carries out microwave irradiation 10
Minute, the power of microwave is 300W, after microwave irradiation, then to 3g mercaptoethanols and 45g Allyl thioureas is added in reactor, is mixed
It is the hydroxypropyl acrylate aqueous solution of 5wt.% that 200g mass fractions are added dropwise afterwards, and 0.5h is dripped off, microwave reaction 20 again after dripping off
Minute, microwave power 700W.Room temperature is down to after reaction, rufous environmentally-friendly transparent type crude oil metal-chelator is obtained.
With Oman's Basra mixed crude as test oil, its nickel content 19.1ppm, content of vanadium 64.3ppm, iron content
9.8ppm, when gained environment-friendly type crude oil metal-chelator dosage is 160ppm, nickel removal rate is 49.1%, and vanadium removal rate is
40.3%, deferrization rate is 92.2%.
Embodiment 5：At room temperature, by carboxymethylcellulose calcium, 90g deionized waters, the isobutyl of 2g azos two that 8g substitution values are 0.7
Imidazoline hydrochloride is added in reactor, and nitrogen is led to after being uniformly dissolved, and under 90 DEG C, blanket of nitrogen, first carries out microwave irradiation 30
Minute, the power of microwave is 800W, after microwave irradiation, then to 2g TGAs and 42g Allyl thioureas is added in reactor, is mixed
It is the hy-droxybutyl aqueous solution of 15wt.% that 200g mass fractions are added dropwise afterwards, and 1.5h is dripped off, microwave reaction 60 again after dripping off
Minute, microwave power 150W.Room temperature is down to after reaction, rufous environmentally-friendly transparent type crude oil metal-chelator is obtained.
With Oman's Basra mixed crude as test oil, its nickel content 18.8ppm, content of vanadium 67.5ppm, iron content
11.0ppm, when gained environment-friendly type crude oil metal-chelator dosage is 110ppm, nickel removal rate is 46.6%, and vanadium removal rate is
39.7%, deferrization rate is 89.3%.
Embodiment 6：At room temperature, by carboxymethylcellulose calcium, 300g deionized waters, 0.4g azos two that 24g substitution values are 0.9
NSC 18620 hydrochloride is added in reactor, and nitrogen is led to after being uniformly dissolved, and under 70 DEG C, blanket of nitrogen, first carries out microwave irradiation 15
Minute, the power of microwave is 200W, after microwave irradiation, then to addition 1.5g TGAs and 60g Allyl thioureas in reactor,
It is the hydroxypropyl acrylate aqueous solution of 20wt.% that 120g mass fractions are added dropwise after being mixed, and 2h is dripped off, microwave reaction 25 again after dripping off
Minute, microwave power 900W.Room temperature is down to after reaction, rufous environmentally-friendly transparent type crude oil metal-chelator is obtained.
With Oman's Basra mixed crude as test oil, its nickel content 17.5ppm, content of vanadium 64.2ppm, iron content
14.2ppm, when gained environment-friendly type crude oil metal-chelator dosage is 185ppm, nickel removal rate is 48.1%, and vanadium removal rate is
42.2%, deferrization rate is 91.6%.
Claims (5)
1. a kind of environment-friendly type crude oil metal-chelator, it is characterised in that the metal-chelator is by carboxymethylcellulose calcium, acrylic sulphur
Urea and acrylic acid hydroxyl ester monomer microwave radiation technology initiation grafting are free-radical polymerized prepared, and its general structure is：
Wherein, R is-CH2CHOHCH3Or-(CH2)4OH；Number of repeat unit m is 100~2000, and degree of polymerization x is 2~1000, polymerization
Degree y is 2~1000.
2. a kind of preparation method of environment-friendly type crude oil metal-chelator as claimed in claim 1, it is characterised in that the preparation side
Method is：
At room temperature, in terms of the quality of carboxymethylcellulose calcium, by carboxymethylcellulose calcium, 10~20 times of carboxylics that substitution value is 0.6~0.9
The deionized water of methylcellulose quality, the azo-initiator of 0.01~0.3 times of carboxymethylcellulose calcium quality are added to reaction
In kettle, it is uniformly dissolved, 50~95 DEG C is warming up under blanket of nitrogen, first carry out microwave irradiation 2~30 minutes, the power of microwave is 100
~900W, after microwave irradiation, then to 0.01~0.5 times of sulfydryl class chain-transferring agent of carboxymethylcellulose calcium quality of addition in reactor
With 0.1~8 times of Allyl thiourea of carboxymethylcellulose calcium quality, 0.1~8 times the third of carboxymethylcellulose calcium quality is added dropwise after being mixed
Olefin(e) acid hydroxyl ester monomer, the concentration of acrylic acid hydroxyl ester monomer is the aqueous solution of 5wt.%~20wt.%, is dripped off in 30~180 minutes,
Microwave reaction is down to room temperature after 10~60 minutes again after dripping off, and obtains the environment-friendly type crude oil metal chelating that solid content is 20~60wt.%
Mixture.
3. the preparation method of environment-friendly metal chelating agent according to claim 2, it is characterised in that institute in the preparation method
The acrylic acid hydroxyl ester monomer stated is acrylic acid hydroxyl isopropyl ester or hy-droxybutyl.
4. a kind of preparation method of environment-friendly metal chelating agent according to claim 2, it is characterised in that the preparation method
Described in sulfydryl class chain-transferring agent be mercaptoethanol or TGA.
5. a kind of preparation method of environment-friendly metal chelating agent according to claim 2, it is characterised in that the preparation method
Described in azo-initiator be azo-bis-isobutyrate hydrochloride or the isobutyl imidazoline hydrochloride of azo two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710090037.1A CN106905490B (en) | 2017-02-20 | 2017-02-20 | A kind of environment-friendly type crude oil metal-chelator and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710090037.1A CN106905490B (en) | 2017-02-20 | 2017-02-20 | A kind of environment-friendly type crude oil metal-chelator and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106905490A true CN106905490A (en) | 2017-06-30 |
| CN106905490B CN106905490B (en) | 2019-01-29 |
Family
ID=59208316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710090037.1A Active CN106905490B (en) | 2017-02-20 | 2017-02-20 | A kind of environment-friendly type crude oil metal-chelator and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106905490B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108264925A (en) * | 2017-12-25 | 2018-07-10 | 华东理工大学 | Nonacid crude oil metal remover with nucleocapsid and its preparation method and application |
| CN109319915A (en) * | 2018-10-18 | 2019-02-12 | 东南大学 | A kind of Fe that chelating agent β-ADA is modified3O4Composite material and preparation method and go water removal in antibiotic pollution application |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5621644A (en) * | 1979-07-27 | 1981-02-28 | Toray Eng Co Ltd | Heavy metal adsorbent |
| CN87105863A (en) * | 1986-08-28 | 1988-03-30 | 切夫尔昂研究公司 | Decalcification of hydrocarbonaceous feedstocks with sequestrant |
| CN101336281A (en) * | 2005-12-02 | 2008-12-31 | 通用电气公司 | Method for removing calcium from crude oil |
| CN101985479A (en) * | 2010-12-10 | 2011-03-16 | 西北师范大学 | Preparation and application of carboxymethyl cellulose of wheat straw |
| CN102476044A (en) * | 2010-11-26 | 2012-05-30 | 中国科学院理化技术研究所 | Cellulose-based adsorption material for removing heavy metal cations in water and preparation method thereof |
| CN106140116A (en) * | 2016-08-01 | 2016-11-23 | 广西南宁桂尔创环保科技有限公司 | A kind of for processing the adsorbent of nickel ion in waste water |
-
2017
- 2017-02-20 CN CN201710090037.1A patent/CN106905490B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5621644A (en) * | 1979-07-27 | 1981-02-28 | Toray Eng Co Ltd | Heavy metal adsorbent |
| CN87105863A (en) * | 1986-08-28 | 1988-03-30 | 切夫尔昂研究公司 | Decalcification of hydrocarbonaceous feedstocks with sequestrant |
| CN101336281A (en) * | 2005-12-02 | 2008-12-31 | 通用电气公司 | Method for removing calcium from crude oil |
| CN102476044A (en) * | 2010-11-26 | 2012-05-30 | 中国科学院理化技术研究所 | Cellulose-based adsorption material for removing heavy metal cations in water and preparation method thereof |
| CN101985479A (en) * | 2010-12-10 | 2011-03-16 | 西北师范大学 | Preparation and application of carboxymethyl cellulose of wheat straw |
| CN106140116A (en) * | 2016-08-01 | 2016-11-23 | 广西南宁桂尔创环保科技有限公司 | A kind of for processing the adsorbent of nickel ion in waste water |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108264925A (en) * | 2017-12-25 | 2018-07-10 | 华东理工大学 | Nonacid crude oil metal remover with nucleocapsid and its preparation method and application |
| CN108264925B (en) * | 2017-12-25 | 2020-08-18 | 华东理工大学 | Non-acidic crude oil demetallizing agent with core-shell structure and preparation method and application thereof |
| CN109319915A (en) * | 2018-10-18 | 2019-02-12 | 东南大学 | A kind of Fe that chelating agent β-ADA is modified3O4Composite material and preparation method and go water removal in antibiotic pollution application |
| CN109319915B (en) * | 2018-10-18 | 2021-06-11 | 东南大学 | Chelating agent beta-ADA modified Fe3O4Composite material, preparation method thereof and application thereof in removing antibiotic pollution in water |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106905490B (en) | 2019-01-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Zhang et al. | Biomass based hydrogel as an adsorbent for the fast removal of heavy metal ions from aqueous solutions | |
| CN103641226A (en) | Heavy metal sewage treating agent and preparation method thereof | |
| CN106905490B (en) | A kind of environment-friendly type crude oil metal-chelator and preparation method thereof | |
| CN101575966A (en) | Method for underground polymerization water shutoff and profile control of oil production sludge | |
| CN105713646B (en) | A kind of environment-friendly type crude oil decalcifying agent | |
| CN112591851B (en) | Resin for removing phosphorus from water body, preparation method and application thereof | |
| CN108821308B (en) | Method and device for preparing high-concentration ammonia water by using coking residual ammonia water | |
| CN106543389B (en) | A kind of coal tar prepares the technique and device of phenolic resin | |
| CN106186420A (en) | A kind of waste tin stripper processing system and processing method | |
| CN105802659A (en) | Environment-friendly composite crude oil decalcifying agent | |
| CA3127968A1 (en) | Amphoteric biomass-based hyperbranched adsorption material to multiple heavy metal ions and preparation method and use thereof | |
| CN110643386B (en) | Compound crude oil metal chelating agent | |
| CN106748749B (en) | A method of triisobutylene in separation tert-butyl acrylate reaction solution | |
| CN112158809B (en) | Method for treating alkylation waste sulfuric acid | |
| CN105924591B (en) | A kind of environment-friendly type crude oil decalcifying agent and preparation method thereof | |
| CN104768878B (en) | The method for handling the waste water containing fluorine component | |
| CN107384472B (en) | A kind of crude oil metal removal agent | |
| CN106867571B (en) | A kind of high functionality parents notion crude oil metal-chelator and preparation method thereof | |
| CN104448133A (en) | Preparation method and application of cationic polyacrylamide | |
| CN106693884A (en) | Heavy metal adsorbent and preparing method and application thereof | |
| CN108264925B (en) | Non-acidic crude oil demetallizing agent with core-shell structure and preparation method and application thereof | |
| CN102786156A (en) | Sulfonic acid group-containing attapulgite corrosion and scale inhibitor and preparation method as well as application thereof | |
| CN102533319A (en) | Method for removing alkaline nitride in oil product | |
| CN107384471B (en) | A kind of without phosphorus crude oil metal removal agent | |
| CN115894954A (en) | Branched water clarifier for efficiently and quickly removing oil and preparation method thereof |
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 | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 210009 No. 87 Dingjiaqiao, Gulou District, Nanjing City, Jiangsu Province Applicant after: Southeast University Address before: 210096 No. four archway, 2, Jiangsu, Nanjing Applicant before: Southeast University |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |