CN1049140A - With spent catalyst system basic aluminum chloride purified agent - Google Patents
With spent catalyst system basic aluminum chloride purified agent Download PDFInfo
- Publication number
- CN1049140A CN1049140A CN 90103195 CN90103195A CN1049140A CN 1049140 A CN1049140 A CN 1049140A CN 90103195 CN90103195 CN 90103195 CN 90103195 A CN90103195 A CN 90103195A CN 1049140 A CN1049140 A CN 1049140A
- Authority
- CN
- China
- Prior art keywords
- spent catalyst
- aluminium
- base degree
- chlorohydroxide
- aluminum chloride
- 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
Landscapes
- Catalysts (AREA)
Abstract
With basic aluminum chloride water cleansing is that a kind of refinery catalytic cracking spent catalyst that utilizes prepares inorganic macromolecule compound (water purification agent).Mainly be to utilize industry " three wastes "; produce the water purification agent of administering sewage protection environment; for industrial residue finds the approach that utilizes; provide cheap raw material for water purification agent production simultaneously; selected to be applicable to the technology of spent catalyst production aluminium chlorohydroxide; directly acid is molten with spent catalyst, adjusts base degree with gel aluminium hydroxide and produces the aluminium chlorohydroxide that meets industrial requirements.
Description
The invention belongs to and utilize plant catalytic cracking spent catalyst to prepare inorganic macromolecule compound (water purification agent).
The Japanese water channel of aluminium chlorohydroxide (English name Basic Aluminum Chloride, abbreviation B.A.C) association unified called after poly aluminium chloride (English name Pcey Aluminum Chloride, abbreviation P.A.C), general formula [Al in 1969 in the JWWAK114 standard
2(OH)
nCl
6-n]
m, m≤10, n is 3-5.
Aluminium chlorohydroxide is a kind of highly effective inorganic high-molecular coagulant adopting that grows up on coagulation theoretical investigation basis.Its suitability for industrialized production and high volume applications only have 10 years history.Because its high-quality in water treatment, many superiority such as low consumption and being much accounted of.Development abroad is very rapid in recent years, and research, application development be Japan faster, reaches 2,250,000 tons by statistics output in 1975, is equivalent to 17 times of nineteen sixty-eight, and nineteen eighty-three reaches 340,000 tons.The foreign literature report, the development of aluminium chlorohydroxide coagulating agent has become water technology and has gazed at one of center.As far back as the thirties, aluminium chlorohydroxide just found by chemist, and the major cause that 39 years just appears is not find cheap explained hereafter method.Manufacture method the earliest is that metallic aluminium is dissolved in hydrochloric acid or the liquor alumini chloridi.Up to the later stage sixties, Japan has just tentatively established industrial aluminium hydroxide has been become armorphous aluminium hydroxide, is dissolved in hydrochloric acid again, and with several industrial processes of liquor alumini chloridi with the alkali lye adjustment.
The research of aluminium chlorohydroxide, to produce, be applied in domestic development also very rapid, determined with industrial residue-aluminium ash to be the Production Flow Chart of " acid-soluble one-step " preparation aluminium chlorohydroxide of raw material successively by Sichuan Province Df "Vodokanalingenering" and Chengdu synthesization factory in 1971 to 1980.Adopted by most of factories at present.71-73 Sichuan Df "Vodokanalingenering" is that " two sections acid pasting " of raw material produced successfully with bauxite with Chengdu synthesization factory again.Liaoning Nanpiao Mine Administration utilized coal alkali stone to be the raw material production polymerize aluminum chloride in 1973.Guang Zhouxi village water factory was the feedstock production polymerize aluminum chloride with the mud powder in 1978.
The domestic many units that are applied in of aluminium chlorohydroxide have made number of research projects, except that water treatment is extensively adopted, in various industrial sewage, have also obtained application as dyeing waste water, petroleum wastewater, ore dressing sour water.New application approach has also been carried out in aspects such as precision casting in addition,, papermaking, pharmacy, oil treatment.According to the actual needs of the industrial boom and the disposal of three wastes, select that a kind of raw material is easy to get, low price, the method that technology rationally prepares aluminium chlorohydroxide is necessary.
We are from the refinery situation, the employing catalytic cracking spent catalyst is a raw material, the preparation aluminium chlorohydroxide, to produce 600000 tons of catalytic cracking production equipments per year is example, the annual aluminium scrap catalyzer 250-300 ton that produces active reduction, with waste sludge discharge, to set up the industrial refuse field and handle, each refinery of the whole nation all exists spent catalyst to handle problems.Make catalytic cracking produce the waste residue that produces and to a certain degree used, no matter have important and realistic meanings again from several aspects such as refinery's disposal of three wastes, environment protection and economic benefits.
Economic and Efficiency Analysis
1, cost (in the ton solid phase prod)
Items of cost consumption ton unit price unit/ton total price unit/ton remarks
Useless agent 2.2 11 freight charges
Hydrochloric acid 31% 2.3 180 408
Alkali lye 2.3 40 92
Water 1
Electricity 50 degree 5
Fuel oil or steam 100
Wage 100
Other are 33 years old
Add up to 750
As produce the liquid product process cost and reduce half.
One ton of solid phase prod approximates three tons of liquid products, and liquid product cost promptly per ton is 210 yuan.
Because of main raw material is taken from spent catalyst, be that the production decision of raw material is compared with adopting bauxite and aluminum oxide, solid phase prod per ton is given birth to and originally can be reduced about 800 yuan.
2, selling price
Float between 1500-2500 unit/ton according to the present solid phase prod valency of market value, liquid product floats between 600-850 unit/ton, thereby selling price is got 2000 yuan/ton of solid phase prods, 650 yuan/ton of liquid products.
3, economic return
Price cost gross profit profit after tax
Solid 2,000 750 1,250 1050
Liquid 650 210 440 370
In annual 300 tons of spent catalyst:
Can produce solid phase prod 150-180 ton;
But production fluid body product 450-550 ton.
Annual return:
Solid phase prod: 150 * 1050=157,500 yuan/year
Liquid product: 450 * 375=168,750 yuan/year
Using spent catalyst to be the raw material production aluminium chlorohydroxide, is the comprehensive utilization three industrial wastes, produces inorganic macromolecule compound (water purification agent), and aluminium content is low in its raw material, and the Al in the raw material
2O
3Being insoluble in hydrochloric acid under normal pressure, is home and abroad processing method beyond example.But raw materials used difference, representational a few class preparation methods can be for using for reference, and suitability for industrialized production is the integrated application of these several class methods at present.Directly acid is molten to select spent catalyst for use, and the operational path for preparing aluminium chlorohydroxide liquid or solid product with gel hydrogen-oxygen aluminium adjustment base degree is feasible.
The spent catalyst direct acid-soluble method prepares aluminium chlorohydroxide or liquid product
The spent catalyst direct acid-soluble method is produced the aluminium chlorohydroxide product and is divided the following step:
(1) produces low base degree aluminium chlorohydroxide liquid with spent catalyst and hydrochloric acid direct reaction;
(2) with low base degree aluminium chlorohydroxide liquid of part and sodium hydroxide reaction, produce gel aluminium hydroxide as the alkaline matter of adjusting base degree;
(3) base degree adjustment, slaking, dry solid phase prod.
Base degree adjustment, slaking, concentrate liquid product.
1, the preparation of low base degree aluminium chlorohydroxide solution
The influence factor of the solubility rate of aluminum oxide mainly is the equivalence ratio and the temperature of reaction of concentration of hydrochloric acid, aluminum oxide and hydrochloric acid.To the most significant factor of aluminum oxide stripping influence is the equivalence ratio (Al/HCl) of aluminium and hydrochloric acid, 100 ℃～110 ℃ of temperature of reaction, the equivalence ratio of aluminium and hydrochloric acid in concentration of hydrochloric acid 25% reaction investigation in the 2-3 hour catalyzer, equivalence ratio increases synthetic low base degree aluminium chlorohydroxide content from 1.0～2.0 with equivalence ratio and increases, equivalence ratio is 1.5 o'clock, near the level of crystalline aluminium hydroxide.According to test of many times, select optimum reaction condition to be: the equivalence ratio of concentration of hydrochloric acid 25% aluminium and hydrochloric acid is 1.5,100 ℃ of reactions of temperature of reaction 2 hours.Adopt above condition, use the technical hydrochloric acid repeated experiments to reach the stripping level and the transformation efficiency of reagent hydrochloric acid.
2, preparation gel aluminium hydroxide
Spent catalyst is molten low base degree aluminium chlorohydroxide, the Al of obtaining of acid directly
2O
3% is more than 5%, and base degree 7～8% reaches 70～75% for making the product base degree, must carry out the base degree adjustment, adopts the method for making gel aluminium hydroxide to adjust base degree, can overcome the shortcoming of bringing a large amount of sodium chloride as impurity with the alkali neutralisation.With industrial alkali waste (19%) the low base degree aluminium chlorohydroxide clear liquor that directly neutralizes, be 6.0 make a gesture of measuring and add by neutralization back pH value, be reflected at normal temperature, evenly carry out under the stirring condition, aluminium hydroxide is after filtration, washing makes gel aluminium hydroxide.
Throw alkali by calculated amount, preparation gel aluminium hydroxide, the aluminium transformation efficiency reaches more than 95%, uses the low base degree aluminium chlorohydroxide solution repeated experiments of industrial acids preparation, obtains effect same.
3, adjust base degree and liquid, solid phase prod preparation
Low base degree aluminium chlorohydroxide base degree requires (70～75%) to differ bigger generally 5～8% with the product base degree, must adjust to improve base degree with alkaline matter.We select gel aluminium hydroxide to adjust agent as base degree.The dosage of gel aluminium hydroxide during adjustment according to the requirement to the product base degree, adds by calculated amount.
Figure-1 basic Aluminum chloride producing schematic flow sheet
Be adjusted in the reactor and carry out, after adding adjustment agent gel aluminium hydroxide, carry out high degree of agitation, 75 ℃～80 ℃ reaction half an hour, gel aluminium hydroxide is all dissolved, be incubated 80～85 ℃ of 1 hour temperature of slaking again, promptly obtain the aluminium chlorohydroxide finished fluid, wish to get solid phase prod, solution 80～100 ℃ of oven dry down, can be obtained meeting the solid phase prod of company standard.
The product of laboratory development and company standard and other factory's product physico-chemical property contrasts
Product appearance, base degree, the water-insoluble that develop with the aluminium chlorohydroxide product of spent catalyst development and the product physico-chemical property comparative experiments chamber of company standard and two manufacturer production in the laboratory are in ferric oxide content, the aluminium sesquioxide content five indices.Four product quality levels that all reach industrial standards and domestic manufacturer's production, wherein aluminium sesquioxide content is a little less than business indicators, and the product that makes with technical hydrochloric acid is 26.58%, reaches industrial seconds standard.Present aluminium chlorohydroxide solid phase prod, country does not have unified quality control index, and " the Chemicals handbook is provided listed company standard, and each producer orders quality standard separately by the nineteen eighty-two publication in the table.To make raw material in order improving the quality with spent catalyst, to have adopted and introduced the few base degree adjustment agent gel aluminium hydroxide of impurity level, it is little further to improve aluminium content possibility.Refine motor-driven center with industrial acids synthetic solid phase prod through orchid and use evaluation, reach the like product level.
Execute example:
Claims (3)
1, claim 1 a kind ofly prepares basic aluminum chloride purified agent by catalytic cracking spent catalyst, and directly acid is molten being used for industrial spent catalyst and hydrochloric acid for its feature, produces low base degree aluminium chlorohydroxide liquid.With low base degree aluminium chlorohydroxide liquid of part and the reaction of hydrogen-oxygen sodium, produce gel aluminium hydroxide then, adjust the base degree drying with gel aluminium hydroxide and make the solid aluminium chlorohydroxide.
2, claim 2, according to claim 1, direct sour molten condition is equivalence ratio 1.5(AL/HCL in the technology), 100 ℃ of temperature, concentration of hydrochloric acid 25% reacted 2 hours.
3, claim 3 according to claim 1, is adjusted base degree with gel aluminium hydroxide, reacts 75 ℃-80 ℃, reacts 0.5 hour, and slaking is 1 hour under 80-85.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 90103195 CN1025728C (en) | 1990-06-27 | 1990-06-27 | Basic aluminum chloride purified agent made by waste catalyzer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 90103195 CN1025728C (en) | 1990-06-27 | 1990-06-27 | Basic aluminum chloride purified agent made by waste catalyzer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1049140A true CN1049140A (en) | 1991-02-13 |
| CN1025728C CN1025728C (en) | 1994-08-24 |
Family
ID=4877962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 90103195 Expired - Fee Related CN1025728C (en) | 1990-06-27 | 1990-06-27 | Basic aluminum chloride purified agent made by waste catalyzer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1025728C (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102452677A (en) * | 2010-10-27 | 2012-05-16 | 中国石油化工股份有限公司 | Treatment method for waste catalytic cracking catalyst |
| CN103304012A (en) * | 2012-03-08 | 2013-09-18 | 中国石油化工股份有限公司 | Method of preparing flocculant by using sewage residues of refinery catalyst plant |
| CN105457973A (en) * | 2015-12-23 | 2016-04-06 | 中国石油大学(北京) | Method and system for processing aluminum chlorate class ionic liquid dead catalysts |
| CN105536693A (en) * | 2015-12-15 | 2016-05-04 | 湖南理工学院 | Adsorbent and preparation method |
| US9829647B2 (en) | 2013-07-22 | 2017-11-28 | Commscope Technologies Llc | Expanded beam fiber optic connector, and cable assembly, and methods for manufacturing |
| CN108059179A (en) * | 2017-12-27 | 2018-05-22 | 武汉理工大学 | A kind of method for preparing PAC from the recycling of FCC dead catalyst acid system |
-
1990
- 1990-06-27 CN CN 90103195 patent/CN1025728C/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102452677A (en) * | 2010-10-27 | 2012-05-16 | 中国石油化工股份有限公司 | Treatment method for waste catalytic cracking catalyst |
| CN102452677B (en) * | 2010-10-27 | 2014-05-07 | 中国石油化工股份有限公司 | Treatment method for waste catalytic cracking catalyst |
| CN103304012A (en) * | 2012-03-08 | 2013-09-18 | 中国石油化工股份有限公司 | Method of preparing flocculant by using sewage residues of refinery catalyst plant |
| CN103304012B (en) * | 2012-03-08 | 2014-12-31 | 中国石油化工股份有限公司 | Method of preparing flocculant by using sewage residues of refinery catalyst plant |
| US9829647B2 (en) | 2013-07-22 | 2017-11-28 | Commscope Technologies Llc | Expanded beam fiber optic connector, and cable assembly, and methods for manufacturing |
| US10234637B2 (en) | 2013-07-22 | 2019-03-19 | Commscope Technologies Llc | Expanded beam fiber optic connector, and cable assembly, and methods for manufacturing |
| CN105536693A (en) * | 2015-12-15 | 2016-05-04 | 湖南理工学院 | Adsorbent and preparation method |
| CN105536693B (en) * | 2015-12-15 | 2021-06-29 | 湖南理工学院 | Adsorbent and preparation method thereof |
| CN105457973A (en) * | 2015-12-23 | 2016-04-06 | 中国石油大学(北京) | Method and system for processing aluminum chlorate class ionic liquid dead catalysts |
| CN105457973B (en) * | 2015-12-23 | 2017-07-14 | 中国石油大学(北京) | The method and processing system handled chlorine aluminium acidic ionic liquids dead catalyst |
| CN108059179A (en) * | 2017-12-27 | 2018-05-22 | 武汉理工大学 | A kind of method for preparing PAC from the recycling of FCC dead catalyst acid system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1025728C (en) | 1994-08-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100460328C (en) | Technical process for producing chloride aluminum | |
| CN1288086C (en) | Method for preparing polyaluminium chloride by using waste molecular sieve catalyst | |
| CN1990392A (en) | High degree of substitution quaternary ammonium cationic starch flocculating agent and method for synthesizing same | |
| CN104261525A (en) | Preparation method of polyaluminum ferric chloride | |
| CN102776569A (en) | Method for preparing calcium sulfate crystal whiskers by using natural gypsum | |
| CN1049140A (en) | With spent catalyst system basic aluminum chloride purified agent | |
| CN103539128A (en) | Alkaline method for preparing nanometer white carbon black and aluminum polychlorid through ash of oil shale | |
| CN101905892A (en) | Process method for preparing 4A zeolite by recycling silica slag and aluminium slag | |
| CN114314778A (en) | Method for producing water purifying agent and white carbon black by roasting-free and reinforced acid leaching coal gangue | |
| CN114853043B (en) | Improve Al in polyaluminum chloride b Content method | |
| CN108178270A (en) | A kind of preparation method of binary compound type purifying agent | |
| CN1381406A (en) | Process for using barium carbonate to treat high-content slfuric acid radicals in saline | |
| CN101037233A (en) | Method for producing solid polymeric ferric chloride using ferrous chloride crystal as raw material | |
| CN1167735A (en) | Process for preparing effective compound polyaluminium chloride and aluminium sulfate, and use thereof | |
| CN113292091A (en) | Preparation process of polyaluminum chloride polysulfide flocculant for low-temperature high-turbidity water treatment | |
| CN101041440A (en) | Method for hydrothermal synthesizing boracic acid potassium calcium double salt by six-membered system | |
| CN100355719C (en) | Salicylic acid preparing process | |
| CN115417439B (en) | Calcium aluminum hydrotalcite, preparation method thereof and application thereof in treatment of glyphosate wastewater | |
| CN111533098B (en) | Efficient purification method for recovering phosphoric acid in phosphoric acid method activated carbon production | |
| CN1325389C (en) | Method for preparing polysilicate aluminum sulfate flocculant by using waste catalyst | |
| CN114806619B (en) | Full-component recycling system and method for waste tires | |
| KR20010106873A (en) | The method of using insoluable precipitate of polyaluminum chloride to a process of making polyaluminum chroride | |
| CN101058452A (en) | Method of synthesizing inorganic macromolecule flocculant poly(aluminium iron chloride) by one-step method using coal series kaolinite | |
| CN1483675A (en) | Process for synthesizing aluminium polychhoride by evaporating residue using ethyl acetate | |
| CN87101505A (en) | Method with lime and stearic acid production high purity calcium stearate |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |