CN104028312A - A preparing method of a rare earth catalytic cracking double-metal deactivator - Google Patents
A preparing method of a rare earth catalytic cracking double-metal deactivator Download PDFInfo
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- CN104028312A CN104028312A CN201310707737.2A CN201310707737A CN104028312A CN 104028312 A CN104028312 A CN 104028312A CN 201310707737 A CN201310707737 A CN 201310707737A CN 104028312 A CN104028312 A CN 104028312A
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- passivator
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Abstract
The invention relates to a preparing method of a rare earth catalytic cracking double-metal deactivator. The method includes steps of: A) mixing 300-600 kg of a mother liquor A, 50-150 kg of a mother liquor B and 5-20 kg of a pH conditioner and stirring; and B) adding 30-80 kg of deionized water, stirring for 30-60 min and discharging. The catalytic cracking double-metal deactivator with wide suitability is developed, thus effectively solving a suitability problem of deactivators.
Description
Technical field
The present invention relates to a kind of preparation method of rare earth element catalytic cracking bimetallic passivator.
Background technology
Due to a large amount of imports of crude oil in China now, the difference of crude quality.Matal deactivator in conventional art has not enough: (1) mainly pollutes metallic element for catalyst is iron and nickel, and the matal deactivator that traditional specific aim is single can not meet the pollution of Determination of multiple metal elements to catalyst in crude oil.
(2) stability of traditional matal deactivator is shorter, and general storage period, at 3～6 months, can produce a large amount of precipitations in long term storage and use procedure, seriously blocking pipe even.
(3) traditional metal passivator mostly is acidic materials, and ph is (the high product stability that affects of PH) in 2～4 left and right.In storage and use procedure, touch iron pipe or container, acceleration equipment corrosive pipeline, causes product effect to decline or lost efficacy, and even increases the weight of catalyst contamination.
(4) traditional double matal deactivator mostly is antimony～bimetallic ruthenium/tin passivator, and toxicity is high, poor stability, and consumption is large.
(5) traditional handicraft forms by solvent complex after being generally and making respectively two kinds of monometallic passivator, different according to different manufacturers crude oil pollution thing content, need to regulate two kinds of tenors in matal deactivator, and technique is loaded down with trivial details.
Summary of the invention
The object of the invention is to overcome the defect that prior art exists, a kind of preparation method of rare earth element catalytic cracking bimetallic passivator of production technology optimization is provided.
The technical scheme that realizes the object of the invention is: a kind of preparation method of rare earth element catalytic cracking bimetallic passivator, and concrete steps are:
A, by 300～600kg mother liquor A, 50～150kg mother liquor B and pH adjusting agent 5～20kg, mix and blend;
B, deionized water 30～80kg, stir discharging in 30～60 minutes.
Described in technique scheme, the preparation process of mother liquor A is:
A, by pH adjusting agent 6～20kg, organic acid 10～35kg, organic amine 20～80kg, add in 500kg reaction flask, stir 10min;
B, add 80～120kg antimony powder, temperature continues to raise 80～100 ℃ and drips oxidant 100～170kg;
C, condensing reflux 1～2h,
D, add stabilizing agent 15～35kg, stir and cool to room temperature, discharging obtains mother liquor A.
Described in technique scheme, the preparation process of mother liquor B is:
A, by rare earth powder 100～150kg, organic acid 100～140kg, deionized water 100～200kg, add in 500L reactor, stir 10min;
B, be heated to 80～100 ℃ and start to drip organic amine 70～95kg, react 1～2 hour, add stabilizing agent 5～10kg;
C, be cooled to room temperature, discharging obtains mother liquor B.
Described in technique scheme, pH adjusting agent is a kind of or mixture in diethylamine or triethylamine or ethylenediamine.
Described in technique scheme, organic acid is a kind of or mixture in citric acid or tartaric acid or benzoic acid.
Described in technique scheme, organic amine is a kind of or mixture of monoethanolamine or diethanol amine or triethanolamine.
Described in technique scheme, oxidant is hydrogen peroxide.
Described in technique scheme, stabilizing agent is a kind of or mixture of sodium carbonate or carbonic hydroammonium or potash or ammonium dihydrogen phosphate (ADP) or sodium dihydrogen phosphate or potassium dihydrogen phosphate.
Described in technique scheme, rare earth powder is one or both of lanthanum carbonate or lanthanum nitrate or cerous nitrate or cerous carbonate.
Adopt after technique scheme, the present invention has following positive effect:
(1) the present invention has developed and a kind ofly can have extensive adaptive catalytic cracking bimetallic passivator, efficiently solves the adaptability problem of passivator.
(2) the present invention, by adding system stabilizers, has improved memory cycle and the stability in use of passivator greatly.Storage period is 1～2 year, sediment < 0.1%.
(3) the present invention, by introducing pH stabilizing agent, makes product P H between 6～8, has greatly reduced product because of the corrosion in storage and use procedure, and product use amount reduces 30～40% than traditional metal passivator.
(4) to adopt antimony-rare earth metal-phosphorus be main material in the present invention, effectively reduces the toxicity of tin, and product is environmental protection more.
(5) the synthetic two kinds of mother liquors of optimized production process of the present invention, according to service condition timely adjustment tenor ratio, by solvent dilution, have simplified production technology greatly.
Accompanying drawing explanation
For content of the present invention is more easily expressly understood, according to specific embodiment also by reference to the accompanying drawings, the present invention is further detailed explanation, wherein below
Fig. 1 is process chart of the present invention;
Fig. 2 is the process chart of mother liquor A of the present invention;
Fig. 3 is the process chart of mother liquor B of the present invention.
The specific embodiment
(embodiment 1)
See Fig. 1 to Fig. 3, a kind of preparation method of rare earth element catalytic cracking bimetallic passivator, concrete steps are:
A, by 300～600kg mother liquor A, 50～150kg mother liquor B and pH adjusting agent 5～20kg, mix and blend;
B, deionized water 30～80kg, stir discharging in 30～60 minutes.
The preparation process of mother liquor A is:
A, by pH adjusting agent 6～20kg, organic acid 10～35kg, organic amine 20～80kg, add in 500kg reaction flask, stir 10min;
B, add 80～120kg antimony powder, temperature continues to raise 80～100 ℃ and drips oxidant 100～170kg;
C, condensing reflux 1～2h,
D, add stabilizing agent 15～35kg, stir and cool to room temperature, discharging obtains mother liquor A.
The preparation process of mother liquor B is:
A, by rare earth powder 100～150kg, organic acid 100～140kg, deionized water 100～200kg, add in 500L reactor, stir 10min;
B, be heated to 80～100 ℃ and start to drip organic amine 70～95kg, react 1～2 hour, add stabilizing agent 5～10kg;
C, be cooled to room temperature, discharging obtains mother liquor B.
PH adjusting agent is a kind of or mixture in diethylamine or triethylamine or ethylenediamine.
Organic acid is a kind of or mixture in citric acid or tartaric acid or benzoic acid.
Organic amine is a kind of or mixture of monoethanolamine or diethanol amine or triethanolamine.
Oxidant is hydrogen peroxide.
Stabilizing agent is a kind of or mixture of sodium carbonate or carbonic hydroammonium or potash or ammonium dihydrogen phosphate (ADP) or sodium dihydrogen phosphate or potassium dihydrogen phosphate.
Rare earth powder is one or both of lanthanum carbonate or lanthanum nitrate or cerous nitrate or cerous carbonate.
Above-described specific embodiment; object of the present invention, technical scheme and beneficial effect are further described; institute is understood that; the foregoing is only specific embodiments of the invention; be not limited to the present invention; within the spirit and principles in the present invention all, any modification of making, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (9)
1. a preparation method for rare earth element catalytic cracking bimetallic passivator, is characterized in that, concrete steps are:
A, by 300～600kg mother liquor A, 50～150kg mother liquor B and pH adjusting agent 5～20kg, mix and blend;
B, deionized water 30～80kg, stir discharging in 30～60 minutes.
2. the preparation method of rare earth element catalytic cracking bimetallic passivator according to claim 1, is characterized in that, the preparation process of described mother liquor A is:
A, by pH adjusting agent 6～20kg, organic acid 10～35kg, organic amine 20～80kg, add in 500kg reaction flask, stir 10min;
B, add 80～120kg antimony powder, temperature continues to raise 80～100 ℃ and drips oxidant 100～170kg;
C, condensing reflux 1～2h,
D, add stabilizing agent 15～35kg, stir and cool to room temperature, discharging obtains mother liquor A.
3. the preparation method of rare earth element catalytic cracking bimetallic passivator according to claim 1, is characterized in that, the preparation process of described mother liquor B is:
A, by rare earth powder 100～150kg, organic acid 100～140kg, deionized water 100～200kg, add in 500L reactor, stir 10min;
B, be heated to 80～100 ℃ and start to drip organic amine 70～95kg, react 1～2 hour, add stabilizing agent 5～10kg;
C, be cooled to room temperature, discharging obtains mother liquor B.
4. the preparation method of rare earth element catalytic cracking bimetallic passivator according to claim 2, is characterized in that, pH adjusting agent is a kind of or mixture in diethylamine or triethylamine or ethylenediamine.
5. according to the preparation method of the rare earth element catalytic cracking bimetallic passivator described in claim 2 or 3, it is characterized in that, organic acid is a kind of or mixture in citric acid or tartaric acid or benzoic acid.
6. according to the preparation method of the rare earth element catalytic cracking bimetallic passivator described in claim 2 or 3, it is characterized in that, organic amine is a kind of or mixture of monoethanolamine or diethanol amine or triethanolamine.
7. the preparation method of rare earth element catalytic cracking bimetallic passivator according to claim 2, is characterized in that, oxidant is hydrogen peroxide.
8. according to the preparation method of the rare earth element catalytic cracking bimetallic passivator described in claim 2 or 3, it is characterized in that, stabilizing agent is a kind of or mixture of sodium carbonate or carbonic hydroammonium or potash or ammonium dihydrogen phosphate (ADP) or sodium dihydrogen phosphate or potassium dihydrogen phosphate.
9. the preparation method of rare earth element catalytic cracking bimetallic passivator according to claim 3, is characterized in that, rare earth powder is one or both of lanthanum carbonate or lanthanum nitrate or cerous nitrate or cerous carbonate.
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104084242A (en) * | 2014-06-27 | 2014-10-08 | 江苏佳华新材料科技有限公司 | Preparation method of rare-earth element catalytic cracking dual-metal passivator |
| CN104841490A (en) * | 2015-04-08 | 2015-08-19 | 宜兴市中大凯化工有限公司 | Method for preparing double metal deactivator |
| CN104923314A (en) * | 2015-06-15 | 2015-09-23 | 江苏常州酞青新材料科技有限公司 | Production method of metal deactivator |
| CN106475155A (en) * | 2015-08-28 | 2017-03-08 | 江苏科创石化有限公司 | A kind of matal deactivator and preparation method thereof |
| CN107159315A (en) * | 2017-05-27 | 2017-09-15 | 安徽卓远化工科技有限公司 | A kind of plant catalytic device many matal deactivators and preparation method thereof |
| CN107573452A (en) * | 2017-10-10 | 2018-01-12 | 上海路丰助剂有限公司 | One kind copolymerization REPVDC alloy emulsions and its preparation method and application |
| CN107602753A (en) * | 2017-10-10 | 2018-01-19 | 上海路丰助剂有限公司 | A kind of rare earth/metallic compound function monomer and its preparation method and application |
| CN107602752A (en) * | 2017-10-10 | 2018-01-19 | 上海路丰助剂有限公司 | One kind copolymerization REPVDC alloy solid resins and its preparation method and application |
| CN107936657A (en) * | 2017-11-28 | 2018-04-20 | 安泰能（上海）高分子材料有限公司 | It is a kind of using aqueous rust-conversion rust-inhibiting primer of REPVDC resin aqueous emulsions and preparation method thereof |
| CN107964293A (en) * | 2017-11-28 | 2018-04-27 | 安泰能（上海）高分子材料有限公司 | It is a kind of using aqueous antirust paint of REPVDC resin aqueous emulsions and preparation method thereof |
| CN108906135A (en) * | 2018-07-24 | 2018-11-30 | 淄博凯美可工贸有限公司 | Double-function catalyzing cracking matal deactivator and preparation method |
| US11472941B2 (en) | 2017-10-10 | 2022-10-18 | Shanghai Lufeng Auxiliary Co., Ltd. | Functional monomer comprising rare earth/metal compound, preparation method thereof, and method of using the same |
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2013
- 2013-12-20 CN CN201310707737.2A patent/CN104028312A/en active Pending
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104084242A (en) * | 2014-06-27 | 2014-10-08 | 江苏佳华新材料科技有限公司 | Preparation method of rare-earth element catalytic cracking dual-metal passivator |
| CN104841490A (en) * | 2015-04-08 | 2015-08-19 | 宜兴市中大凯化工有限公司 | Method for preparing double metal deactivator |
| CN104923314A (en) * | 2015-06-15 | 2015-09-23 | 江苏常州酞青新材料科技有限公司 | Production method of metal deactivator |
| CN106475155A (en) * | 2015-08-28 | 2017-03-08 | 江苏科创石化有限公司 | A kind of matal deactivator and preparation method thereof |
| CN106475155B (en) * | 2015-08-28 | 2019-09-20 | 江苏科创石化有限公司 | A kind of matal deactivator and preparation method thereof |
| CN107159315A (en) * | 2017-05-27 | 2017-09-15 | 安徽卓远化工科技有限公司 | A kind of plant catalytic device many matal deactivators and preparation method thereof |
| CN107602753A (en) * | 2017-10-10 | 2018-01-19 | 上海路丰助剂有限公司 | A kind of rare earth/metallic compound function monomer and its preparation method and application |
| CN107602752A (en) * | 2017-10-10 | 2018-01-19 | 上海路丰助剂有限公司 | One kind copolymerization REPVDC alloy solid resins and its preparation method and application |
| CN107573452A (en) * | 2017-10-10 | 2018-01-12 | 上海路丰助剂有限公司 | One kind copolymerization REPVDC alloy emulsions and its preparation method and application |
| CN107602752B (en) * | 2017-10-10 | 2019-10-22 | 上海路丰助剂有限公司 | A kind of copolymerization REPVDC alloy solid resin and its preparation method and application |
| CN107573452B (en) * | 2017-10-10 | 2019-10-29 | 上海路丰助剂有限公司 | A kind of copolymerization REPVDC alloy emulsion and its preparation method and application |
| US11472941B2 (en) | 2017-10-10 | 2022-10-18 | Shanghai Lufeng Auxiliary Co., Ltd. | Functional monomer comprising rare earth/metal compound, preparation method thereof, and method of using the same |
| CN107936657A (en) * | 2017-11-28 | 2018-04-20 | 安泰能（上海）高分子材料有限公司 | It is a kind of using aqueous rust-conversion rust-inhibiting primer of REPVDC resin aqueous emulsions and preparation method thereof |
| CN107964293A (en) * | 2017-11-28 | 2018-04-27 | 安泰能（上海）高分子材料有限公司 | It is a kind of using aqueous antirust paint of REPVDC resin aqueous emulsions and preparation method thereof |
| CN108906135A (en) * | 2018-07-24 | 2018-11-30 | 淄博凯美可工贸有限公司 | Double-function catalyzing cracking matal deactivator and preparation method |
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Application publication date: 20140910 |