CN110184037A - A kind of mercury-free catalyzes and synthesizes the higher boiling aqueous solution shifting thermit powder of vinyl chloride - Google Patents
A kind of mercury-free catalyzes and synthesizes the higher boiling aqueous solution shifting thermit powder of vinyl chloride Download PDFInfo
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- CN110184037A CN110184037A CN201910418545.7A CN201910418545A CN110184037A CN 110184037 A CN110184037 A CN 110184037A CN 201910418545 A CN201910418545 A CN 201910418545A CN 110184037 A CN110184037 A CN 110184037A
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- aqueous solution
- higher boiling
- boiling aqueous
- free
- mercury
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- 239000007864 aqueous solution Substances 0.000 title claims abstract description 49
- 238000009835 boiling Methods 0.000 title claims abstract description 49
- 239000000843 powder Substances 0.000 title claims abstract description 24
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 title claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 25
- 150000003839 salts Chemical class 0.000 claims abstract description 12
- 150000001298 alcohols Chemical class 0.000 claims abstract description 7
- 229910000975 Carbon steel Inorganic materials 0.000 claims abstract description 5
- 239000010962 carbon steel Substances 0.000 claims abstract description 5
- 238000004880 explosion Methods 0.000 claims abstract description 5
- 238000005260 corrosion Methods 0.000 claims abstract description 4
- 230000007797 corrosion Effects 0.000 claims abstract description 4
- 231100000252 nontoxic Toxicity 0.000 claims abstract description 4
- 230000003000 nontoxic effect Effects 0.000 claims abstract description 4
- 239000000243 solution Substances 0.000 claims description 12
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 9
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 claims description 9
- RGHNJXZEOKUKBD-SQOUGZDYSA-M D-gluconate Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C([O-])=O RGHNJXZEOKUKBD-SQOUGZDYSA-M 0.000 claims description 7
- 229940050410 gluconate Drugs 0.000 claims description 7
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 6
- 150000007942 carboxylates Chemical class 0.000 claims description 6
- -1 alkaline-earth metal salt Chemical class 0.000 claims description 5
- CDQSJQSWAWPGKG-UHFFFAOYSA-N butane-1,1-diol Chemical compound CCCC(O)O CDQSJQSWAWPGKG-UHFFFAOYSA-N 0.000 claims description 4
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims description 3
- 229910019142 PO4 Inorganic materials 0.000 claims description 3
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 3
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 3
- 239000010452 phosphate Substances 0.000 claims description 3
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 claims 1
- WQZGKKKJIJFFOK-VFUOTHLCSA-N beta-D-glucose Chemical compound OC[C@H]1O[C@@H](O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-VFUOTHLCSA-N 0.000 claims 1
- 239000008103 glucose Substances 0.000 claims 1
- 239000003054 catalyst Substances 0.000 abstract description 9
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 abstract description 8
- 229910052753 mercury Inorganic materials 0.000 abstract description 8
- 238000006243 chemical reaction Methods 0.000 abstract description 7
- 239000002994 raw material Substances 0.000 abstract description 2
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 8
- 230000000694 effects Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000003786 synthesis reaction Methods 0.000 description 3
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 description 2
- 239000004280 Sodium formate Substances 0.000 description 2
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 description 2
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 description 2
- 239000001632 sodium acetate Substances 0.000 description 2
- 235000017281 sodium acetate Nutrition 0.000 description 2
- HLBBKKJFGFRGMU-UHFFFAOYSA-M sodium formate Chemical compound [Na+].[O-]C=O HLBBKKJFGFRGMU-UHFFFAOYSA-M 0.000 description 2
- 235000019254 sodium formate Nutrition 0.000 description 2
- 229910052723 transition metal Inorganic materials 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 241000694440 Colpidium aqueous Species 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 235000009754 Vitis X bourquina Nutrition 0.000 description 1
- 235000012333 Vitis X labruscana Nutrition 0.000 description 1
- 235000014787 Vitis vinifera Nutrition 0.000 description 1
- 240000006365 Vitis vinifera Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000001110 calcium chloride Substances 0.000 description 1
- 229910001628 calcium chloride Inorganic materials 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000007038 hydrochlorination reaction Methods 0.000 description 1
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000009972 noncorrosive effect Effects 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/07—Preparation of halogenated hydrocarbons by addition of hydrogen halides
- C07C17/08—Preparation of halogenated hydrocarbons by addition of hydrogen halides to unsaturated hydrocarbons
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K5/00—Heat-transfer, heat-exchange or heat-storage materials, e.g. refrigerants; Materials for the production of heat or cold by chemical reactions other than by combustion
- C09K5/08—Materials not undergoing a change of physical state when used
- C09K5/10—Liquid materials
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Thermal Sciences (AREA)
- Materials Engineering (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Present invention design, which completes a kind of mercury-free and catalyzes and synthesizes the higher boiling aqueous solution of vinyl chloride, moves thermit powder, and solute includes individual or mixed inorganic salts, organic salt and alcohols, and solubility is big in water, and the aqueous solution elevation of boiling point is obvious;According to different requirements, using different formulas, some higher boiling aqueous solutions can never degenerate in 250 DEG C for having pressure;To carbon steel, corrosion-free or corrosion is unobvious at 250 DEG C;Thermal coefficient is big;It does not burn, no risk of explosion;It is nontoxic, pollution-free;It is cheap, under normal pressure or lower pressure, the boiling point of higher boiling aqueous solution can reach higher temperature, it ensure that the reaction temperature requirement of catalyst without mercury, it is cheap using the equal price of raw material, and technical equipment is simple, and the atmospheric hot-water used originally need to be only changed to higher boiling aqueous solution and move thermit powder.
Description
Technical field
Vinyl chloride field is catalyzed and synthesized the present invention relates to mercury-free more particularly to a kind of mercury-free catalyzes and synthesizes the high boiling of vinyl chloride
It selects aqueous solution and moves thermit powder.
Background technique
During chemical reaction process, many chemical reactions are exothermic reaction, are with acetylene, hydrogen chloride synthesis vinyl chloride
Example commonly uses atmospheric hot-water as reactor cycles heat exchanger, does shifting thermit powder using water and take away the heat generated in synthesis reactor,
Atmospheric hot-water temperature can only be within 100 DEG C.When carrying out catalyzing acetylene hydrochlorination using novel mercury-free catalyst, by
It is greater than 100 DEG C mostly in the active temperature of catalyst without mercury, it is higher that the atmospheric hot-water that tradition uses is not able to satisfy catalyst without mercury
High temperature heat transfer requirements under active temperature.
Currently, to meet the high temperature heat transfer requirements at a temperature of catalyst without mercury greater activity, the heat transfer industrially often selected
Medium mainly has pressurized hot water, steam, heptane and conduction oil etc., atmospheric hot-water is substituted according to conduction oil and steam, due to two
The thermal coefficient of person is low, and heat transfer efficiency is poor, cannot meet requirement very well, except conduction oil there are also it is expensive the problems such as;
Atmospheric hot-water is substituted according to heptane, heptane belongs to flammable and explosive substance, increases the risk of system, just slightly into air
It will lead to explosion;Atmospheric hot-water is substituted according to pressurized hot water, although temperature can achieve requirement, to converter etc.
Equipment requirement is high pressure resistant, the factory that on-hand quantity is numerous, in large scale, due to converter design pressure be mostly normal pressure
Or low pressure vessel, Yao Caiyong pressurized hot water or heptane, it is necessary to converter is replaced, thus equipment investment is excessively high;It is therefore desirable to
Higher boiling aqueous solution shifting thermit powder is used for mercury-free and catalyzes and synthesizes vinyl chloride shifting heat by exploitation, uses the higher work of catalyst without mercury to meet
The requirement of warm-natured degree, achievees the purpose that substitute that atmospheric hot-water is easy, investment expense is cheap, this especially sets existing factory having
On the basis of standby, it is of great significance with low investment simple replacement using catalyst without mercury.
Summary of the invention
It catalyzes and synthesizes the higher boiling aqueous solution of vinyl chloride in consideration of it, present invention design completes a kind of mercury-free and moves thermit powder, it will
Higher boiling aqueous solution catalyzes and synthesizes vinyl chloride for mercury-free and moves heat, is wanted with meeting using catalyst without mercury greater activity temperature
It asks, achievees the purpose that substitution atmospheric hot-water is easy, investment expense is cheap.
The technical scheme is that realized by following measures:
A kind of mercury-free catalyzes and synthesizes the higher boiling aqueous solution shifting thermit powder of vinyl chloride, and the higher boiling aqueous solution moves the molten of thermit powder
Matter includes individual or mixed inorganic salts, organic salt and alcohols, and the solubility of the higher boiling aqueous solution solute is big, boiling
Point increases obvious;Higher boiling aqueous solution never degenerates in 250 DEG C for having pressure;To carbon steel at 250 DEG C it is corrosion-free or corrosion not
Obviously;Thermal coefficient is big;It does not burn, no risk of explosion;It is nontoxic, pollution-free;It is cheap.
Further, the higher boiling aqueous solution move the solute of thermit powder include chloride, carbonate, sulfate, phosphate,
The alkaline metal salt of carboxylate, gluconate etc.;The alkaline-earth metal salt of chloride, gluconate, carboxylate etc.;Grape
The transition metal salt of sugar lime etc. and alcohols including ethylene glycol, propylene glycol, butanediol etc..
Further, the higher boiling aqueous solution moves the open use condition of thermit powder are as follows: the solution temperature of solute in water
It is 40~90 DEG C, relative to 400~2000g/L of solute solubility of water, the boiling point of higher boiling aqueous solution is 110~150 DEG C.
The beneficial effects of the present invention are: to complete a kind of higher boiling that mercury-free catalyzes and synthesizes vinyl chloride water-soluble for present invention design
Liquid moves thermit powder, and under normal pressure or lower pressure, the boiling point of higher boiling aqueous solution can reach higher temperature, ensure that mercury-free is catalyzed
The requirement of the greater activity temperature of agent, it is cheap using the equal price of raw material, and technical equipment is simple, higher boiling solution is to carbon steel
Equipment is non-corrosive, only the atmospheric hot-water that used originally need to be changed to higher boiling aqueous solution.
Specific embodiment
The present invention is described in detail below with reference to embodiment.
A kind of mercury-free catalyzes and synthesizes the higher boiling aqueous solution shifting thermit powder of vinyl chloride, and the higher boiling aqueous solution moves thermit powder and includes
Individual or mixed inorganic salts, organic salt and alcohols, the molten solute solution degree of the higher boiling aqueous solution is big, the elevation of boiling point
Obviously;According to different requirements, using different formulas, some higher boiling aqueous solutions can be in 250 DEG C for having pressure not
It is rotten;To carbon steel, corrosion-free or corrosion is unobvious at 250 DEG C;Thermal coefficient is big;It does not burn, no risk of explosion;It is nontoxic, without dirt
Dye;It is cheap.
Specifically, the higher boiling aqueous solution move thermit powder include chloride, carbonate, sulfate, phosphate, carboxylate,
The alkaline metal salt of gluconate etc.;The alkaline-earth metal salt of chloride, gluconate, carboxylate etc.;Gluconate
Deng transition metal salt and alcohols including ethylene glycol, propylene glycol, butanediol etc..
Specifically, the higher boiling aqueous solution moves the open use condition of thermit powder are as follows: the solution temperature of solute in water is
40~90 DEG C, relative to 400~2000g/L of solute solubility of water, the boiling point of higher boiling aqueous solution is 110~150 DEG C.
Embodiment 1
According to the ratio of 100ml pure water, 40g sodium acetate in solution make-up tank, aqueous solution, normal pressure are configured at 40 DEG C
The boiling point of lower aqueous solution can reach 110 DEG C.Aqueous solution is pumped into circulating slot through liquid relief, is pumped into heater through circulation and is followed
Ring heating, temperature, which reaches to be sent into after requirement, to be taken away mercury-free in converter and catalyzes and synthesizes the heat released in vinyl chloride reaction process,
Achieve the purpose that move heat, carry the aqueous solution of heat by external waste heat using heat exchanger heat exchange after, return to circulating slot, circulation benefit
With.
Embodiment 2
According to the ratio of 100ml pure water, 80g sodium formate, 30g sodium acetate, 15g tertiary sodium phosphate in solution make-up tank,
Mixed aqueous solution is configured at 70 DEG C, the boiling point of mixed aqueous solution can reach 123 DEG C under normal pressure.Mixed aqueous solution is pumped through liquid relief
Enter in circulating slot, is pumped into heater through circulation and carries out circulating-heating, temperature, which reaches to be sent into converter after requirement, takes away mercury-free
The heat released in vinyl chloride reaction process is catalyzed and synthesized, achievees the purpose that move heat, carries the mixed aqueous solution of heat outside
After the heat exchange of portion's waste heat utilization heat exchanger, circulating slot is returned, is recycled.
Embodiment 3
According to the ratio of 100ml pure water, 180g calcium chloride, 5g butanediol, 15g sodium formate in solution make-up tank, 90
Mixed aqueous solution is prepared at DEG C, the temperature of mixed aqueous solution can reach 150 DEG C under normal pressure, and mixing salt solution is pumped into through liquid relief and follows
In annular groove, heater is pumped into through circulation and carries out circulating-heating, temperature, which reaches to be sent into converter after requirement, takes away mercury-free catalysis
The heat released in synthesis vinyl chloride thereof reaction process achievees the purpose that shifting heat, and the mixed aqueous solution for carrying heat passes through more than outside
After the heat exchange of heat utilization heat exchanger, circulating slot is returned, is recycled.
Higher boiling aqueous solution is used for mercury-free and catalyzes and synthesizes vinyl chloride shifting heat, to meet catalyst without mercury greater activity temperature
Requirement, technological operation is simple, and technical equipment is cheap, in the actual production process, not will increase excessive capital investment.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations;Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features;
And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (3)
1. the higher boiling aqueous solution that a kind of mercury-free catalyzes and synthesizes vinyl chloride moves thermit powder, it is characterised in that: the higher boiling aqueous solution
The solute for moving thermit powder includes individual or mixed inorganic salts, organic salt and alcohols, and the higher boiling aqueous solution moves thermit powder
Solute solubility is big in water, the aqueous solution elevation of boiling point is obvious;Higher boiling aqueous solution can be constant in 250 DEG C for having pressure
Matter;To carbon steel, corrosion-free or corrosion is unobvious at 250 DEG C;Thermal coefficient is big;It does not burn, no risk of explosion;It is nontoxic, without dirt
Dye;It is cheap.
2. the higher boiling aqueous solution that a kind of mercury-free according to claim 1 catalyzes and synthesizes vinyl chloride moves thermit powder, feature exists
In: the solute that the higher boiling aqueous solution moves thermit powder includes chloride, carbonate, sulfate, phosphate, carboxylate, glucose
The alkaline metal salt of hydrochlorate etc.;The alkaline-earth metal salt of chloride, gluconate, carboxylate etc.;The mistake of gluconate etc.
Cross metallic salt and the alcohols including ethylene glycol, propylene glycol, butanediol etc..
3. the higher boiling aqueous solution that a kind of mercury-free according to claim 1 catalyzes and synthesizes vinyl chloride moves thermit powder, feature exists
In: the higher boiling aqueous solution moves the open use condition of thermit powder are as follows: the solution temperature of solute in water is 40~90 DEG C, relatively
In 400~2000g/L of solute solubility of water, the boiling point of higher boiling aqueous solution is 110~150 DEG C.
Priority Applications (1)
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CN201910418545.7A CN110184037A (en) | 2019-05-20 | 2019-05-20 | A kind of mercury-free catalyzes and synthesizes the higher boiling aqueous solution shifting thermit powder of vinyl chloride |
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CN201910418545.7A CN110184037A (en) | 2019-05-20 | 2019-05-20 | A kind of mercury-free catalyzes and synthesizes the higher boiling aqueous solution shifting thermit powder of vinyl chloride |
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Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040011990A1 (en) * | 2002-07-19 | 2004-01-22 | Tetra Technologies, Inc. | Thermally insulating fluid |
CN101805593A (en) * | 2010-01-25 | 2010-08-18 | 李英勇 | Superconducting fluid special for vacuum superconducting heating and preparation method thereof |
-
2019
- 2019-05-20 CN CN201910418545.7A patent/CN110184037A/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040011990A1 (en) * | 2002-07-19 | 2004-01-22 | Tetra Technologies, Inc. | Thermally insulating fluid |
CN101805593A (en) * | 2010-01-25 | 2010-08-18 | 李英勇 | Superconducting fluid special for vacuum superconducting heating and preparation method thereof |
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Application publication date: 20190830 |