CN203663804U - Novel device for high boiling pyrolysis of organic silicon - Google Patents
Novel device for high boiling pyrolysis of organic silicon Download PDFInfo
- Publication number
- CN203663804U CN203663804U CN201320797705.1U CN201320797705U CN203663804U CN 203663804 U CN203663804 U CN 203663804U CN 201320797705 U CN201320797705 U CN 201320797705U CN 203663804 U CN203663804 U CN 203663804U
- Authority
- CN
- China
- Prior art keywords
- reactor
- communicated
- reflux column
- outlet
- condenser
- 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.)
- Expired - Lifetime
Links
- 238000009835 boiling Methods 0.000 title claims abstract description 36
- 229910052710 silicon Inorganic materials 0.000 title abstract description 5
- 239000010703 silicon Substances 0.000 title abstract description 5
- 238000000197 pyrolysis Methods 0.000 title abstract description 3
- 238000010992 reflux Methods 0.000 claims abstract description 26
- 239000003054 catalyst Substances 0.000 claims abstract description 8
- 238000005336 cracking Methods 0.000 claims description 16
- 230000008676 import Effects 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 10
- 238000000034 method Methods 0.000 abstract description 17
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 5
- 238000003756 stirring Methods 0.000 abstract description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 abstract description 4
- 239000007788 liquid Substances 0.000 abstract 1
- 239000002994 raw material Substances 0.000 abstract 1
- 239000000047 product Substances 0.000 description 33
- LIKFHECYJZWXFJ-UHFFFAOYSA-N dimethyldichlorosilane Chemical compound C[Si](C)(Cl)Cl LIKFHECYJZWXFJ-UHFFFAOYSA-N 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 239000005055 methyl trichlorosilane Substances 0.000 description 4
- JLUFWMXJHAVVNN-UHFFFAOYSA-N methyltrichlorosilane Chemical compound C[Si](Cl)(Cl)Cl JLUFWMXJHAVVNN-UHFFFAOYSA-N 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000012043 crude product Substances 0.000 description 3
- 239000000178 monomer Substances 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- -1 electricity Substances 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 229910008045 Si-Si Inorganic materials 0.000 description 1
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 1
- 229910002808 Si–O–Si Inorganic materials 0.000 description 1
- 229910006411 Si—Si Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007233 catalytic pyrolysis Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- NEHMKBQYUWJMIP-UHFFFAOYSA-N chloromethane Chemical class ClC NEHMKBQYUWJMIP-UHFFFAOYSA-N 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 235000013312 flour Nutrition 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 229910000077 silane Inorganic materials 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
Landscapes
- Silicon Compounds (AREA)
Abstract
The utility model relates to a novel device for high boiling pyrolysis of organic silicon. The device comprises a reactor, a shielding pump, a heater, a reflux column and a condenser which are connected with one another via pipelines, wherein the shielding pump is connected with the bottom of the reactor; the heater is communicated with the shielding pump and the reactor; the inlet of the reflux column is communicated with the outlet of the reactor, and the outlet of the reflux column is communicated with the inlet of the reactor; the outlet of the condenser is communicated with the inlet of the reflux column, and the inlet of the condenser is communicated with the outlet of the reflux column; the condenser, the reflux column, the reactor, the shielding pump and the heater form a loop; the reactor is the reactor without a stirring shaft, a catalyst inlet and a raw material inlet are formed in the upper part of the reactor, a residual liquid exhaust opening is formed in the bottom of the reactor, and five HCl pipe orifices are all formed on each of the front back and the rear back of the reactor. The device is reasonable in structural design, low in cost, simple in process, and economic and convenient; through the adoption of the device, steady and continuous proceeding of the whole production process is ensured, and the economic benefits of organic silicon manufacturers are increased.
Description
Technical field
The utility model relates to a kind of cracking organosilicon high-boiling product new equipment.
Background technology
Organosilicon high-boiling product is a kind of dark reddish brown, with penetrating odor and there is the mixing material of strong corrosion, normal temperature and pressure lower density is in 1.139g/ml left and right, 80 1 215 ℃ of boiling ranges, wherein key component approximately has 30 multiple compounds.In the composition of organosilicon high-boiling product and organic silicon monomer production, character and the reaction condition etc. of the purity of silica flour, chloromethanes, catalyst are closely related, and in the different batches of the even same production technology of various processes, the composition of organosilicon high-boiling product and content are all different.Therefore, the report of relevant organosilicon high-boiling product composition is also not quite similar both at home and abroad, but substantially thinks that its chief component is for containing Si-Si, Si-O-Si, Si-CH
3compound, wherein hydrolyzable C1 atomicity is 1.2 ~ 2.8 with the ratio of Si atomicity, monovalent hydrocarbon number is 1.0 ~ 1.5 with the ratio of Si atomicity.At present mainly divide two large classes to the utilization of organosilicon high-boiling product in the world: a class is to utilize organosilicon high-boiling product to prepare downstream product, and another kind of is that its normal pressure catalytic pyrolysis is prepared to single silane.The monomer production capacity of our factory is 200kt/a at present, by 5% calculating, produce every year organosilicon high-boiling product 10kt/a, if the high boiling organosilicon producing in producing these reasonably utilizes, the pollution to environment can not only be greatly reduced so, very high economic benefit can also be created.
Utility model content
The purpose of this utility model provides a kind of high boiling organosilicon cracking new equipment, adopts a large reactor without shaft, is realized to organosilicon high-boiling product heating and is stirred by circulation in canned motor pump and heater.
For achieving the above object, the utility model is achieved through the following technical solutions:
A kind of cracking organosilicon high-boiling product new equipment, comprise the reactor, canned motor pump, heater, reflux column and the condenser that connect by pipeline, described canned motor pump is connected to the bottom of reactor, described heater is all communicated with canned motor pump and reactor, the import of described reflux column is communicated with the outlet of reactor, the outlet of reflux column is communicated with the import of reactor, the outlet of described condenser is communicated with the import of reflux column, the import of condenser is communicated with the outlet of reflux column, and described condenser, reflux column, reactor, canned motor pump and heater form a loop; Described reactor is without shaft reactor, and is provided with catalyst inlet and material inlet above reactor, and reactor bottom is provided with raffinate outlet, anyway device front and back is equipped with 5 HCl mouths of pipe.
Described reactor is 30 vertical without shaft reactor.
The beneficial effects of the utility model are as follows:
Original device is generally established 3 vertical stirred autoclaves, needs the such reactor of 10 cover can meet the processing to our factory organosilicon high-boiling product.Device of the present utility model is that a very large reactor without shaft is set, as 30 vertical, realize to organosilicon high-boiling product heating and stir by circulation in canned motor pump and heater, avoid originally setting up a lot of little reactors, save attach much supporting, as pipe arrangement, heat exchanger etc.; Due to the interior circulation feature of large reactor coupling pump, heat exchanger, very even to heating material and stirring, the stability of technique and the quality of product are greatly improved; Install simple, practically, be extremely conducive to energy-saving and cost-reducing and production management.The utility model has increased large reactor, and reasonable in design, with low cost, technique is simple, not only economy but also convenient, and guaranteed whole production technology steadily, carry out continuously, improved again the economic benefit of organosilicon manufacturer.
Through cracking organosilicon high-boiling product new equipment of the present utility model, can independently process the accessory substance organosilicon high-boiling product of I the annual output 10kt/a of company, the stifled storehouse of avoiding pressurizeing, contaminated environment, creates good economic worth.Approximately contain dimethyldichlorosilane 20%, methyl trichlorosilane 36%, dimethyl dichlorosilane (DMCS) 40%, organosilicon high-boiling product <1% through this technique cracking crude product out, compared with the multiple reaction stirred tank of original employing technique, valuable product content increases, and methyl trichlorosilane, organosilicon high-boiling product are carried reduction secretly.Approximately save 20% expense through the needed energy consumption of this technique cracking as original many stirred tank techniques such as water, electricity, gas, saved in addition approximately 10% management cost.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Wherein P1 is that canned motor pump, N1-N10 are that the HCl mouth of pipe, 2 is that catalyst inlet, 3 is material inlet.
The specific embodiment
Below in conjunction with specific embodiment, the present invention is further illustrated, but protection scope of the present invention is not limited to this.
As shown in Figure 1, cracking organosilicon high-boiling product new equipment of the present utility model, comprise the reactor, canned motor pump P1, heater, reflux column and the condenser that connect by pipeline, canned motor pump P1 is connected to the bottom of reactor, heater is all communicated with canned motor pump and reactor, the import of reflux column is communicated with the outlet of reactor, the outlet of reflux column is communicated with the import of reactor, the outlet of condenser is communicated with the import of reflux column, and the import of condenser is communicated with condenser, reflux column, reactor, canned motor pump and heater and forms a loop with the outlet of reflux column; Reactor is without shaft reactor, and is provided with catalyst inlet 2 and material inlet 3 above reactor, and reactor bottom is provided with raffinate outlet, anyway device front and back is equipped with 5 HCl mouths of pipe, 10 HCl mouths of pipe are respectively N1-N10.
The reactor using in the utility model is 30 vertical without shaft reactor.
Implementation process of the present utility model is: organosilicon high-boiling product material is pumped into 30 vertical reactors by material inlet 3, by measuring than pumping into required catalyst for cracking through catalyst inlet 2, realize in high boiling organosilicon material and circulating through pipeline 4, canned motor pump P1, pipeline 5, heater, pipeline 6, equitemperature rises and is stabilized to 110 ℃ of left and right, pass into required HCl through pipeline 1 and measure cracking organic silicon high-boiling components, reactor front and back is respectively established 5 mouth of pipe N1-N10, its objective is the HCl passing into can be uniformly distributed.Now organosilicon high-boiling product starts to be cracked into monomer, tread cracking crude product through pipeline 7, reflux column, pipeline 8, condenser, pipeline 9, pipeline 10, reflux column, pipeline 11 are return-flow systems, and object is to reduce carrying secretly of organosilicon high-boiling product in thick pyrolysis product.
Original device is generally established 3 vertical stirred autoclaves, needs the such reactor of 10 cover can meet the processing to our factory organosilicon high-boiling product.Device of the present utility model is that a very large reactor without shaft is set, as 30 vertical, realize to organosilicon high-boiling product heating and stir by circulation in canned motor pump and heater, avoid originally setting up a lot of little reactors, save attach much supporting, as pipe arrangement, heat exchanger etc.; Due to the interior circulation feature of large reactor coupling pump, heat exchanger, very even to heating material and stirring, the stability of technique and the quality of product are greatly improved; , install simple, practically, be extremely conducive to energy-saving and cost-reducing and production management.The utility model has increased large reactor, and reasonable in design, with low cost, technique is simple, not only economy but also convenient, and guaranteed whole production technology steadily, carry out continuously, improved again the economic benefit of organosilicon manufacturer.
Through cracking organosilicon high-boiling product new equipment of the present utility model, can independently process the accessory substance organosilicon high-boiling product of I the annual output 10kt/a of company, the stifled storehouse of avoiding pressurizeing, contaminated environment, creates good economic worth.Approximately contain dimethyldichlorosilane 20%, methyl trichlorosilane 36%, dimethyl dichlorosilane (DMCS) 40%, organosilicon high-boiling product <1% through this technique cracking crude product out, compared with the multiple reaction stirred tank of original employing technique, valuable product content increases, and methyl trichlorosilane, organosilicon high-boiling product are carried reduction secretly.Approximately save 20% expense through the needed energy consumption of this technique cracking as original many stirred tank techniques such as water, electricity, gas, saved in addition approximately 10% management cost.
Above-described embodiment is only for the inventive concept of the present utility model of explaining, but not restriction to the utility model rights protection, allly utilizes this design to carry out the change of unsubstantiality to the utility model, all should fall into protection domain of the present utility model.
Claims (2)
1. a cracking organosilicon high-boiling product new equipment, it is characterized in that: comprise the reactor connecting by pipeline, canned motor pump, heater, reflux column and condenser, described canned motor pump is connected to the bottom of reactor, described heater is all communicated with canned motor pump and reactor, the import of described reflux column is communicated with the outlet of reactor, the outlet of reflux column is communicated with the import of reactor, the outlet of described condenser is communicated with the import of reflux column, the import of condenser is communicated with the outlet of reflux column, described condenser, reflux column, reactor, canned motor pump and heater form a loop, described reactor is without shaft reactor, and is provided with catalyst inlet and material inlet above reactor, and reactor bottom is provided with raffinate outlet, anyway device front and back is equipped with 5 HCl mouths of pipe.
2. cracking organosilicon high-boiling product new equipment as claimed in claim 1, is characterized in that: described reactor is 30 vertical without shaft reactor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320797705.1U CN203663804U (en) | 2013-12-09 | 2013-12-09 | Novel device for high boiling pyrolysis of organic silicon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320797705.1U CN203663804U (en) | 2013-12-09 | 2013-12-09 | Novel device for high boiling pyrolysis of organic silicon |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203663804U true CN203663804U (en) | 2014-06-25 |
Family
ID=50960139
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320797705.1U Expired - Lifetime CN203663804U (en) | 2013-12-09 | 2013-12-09 | Novel device for high boiling pyrolysis of organic silicon |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203663804U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108409780A (en) * | 2018-05-11 | 2018-08-17 | 青岛科大隆腾科技发展有限公司 | A kind of solvent naphtha heat drives the organosilicon hydrolyzation object cleavage method and device of circulation |
| CN111348652A (en) * | 2020-04-29 | 2020-06-30 | 中国恩菲工程技术有限公司 | Chlorosilane high-boiling-point substance catalytic cracking reactor and polycrystalline silicon device |
-
2013
- 2013-12-09 CN CN201320797705.1U patent/CN203663804U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108409780A (en) * | 2018-05-11 | 2018-08-17 | 青岛科大隆腾科技发展有限公司 | A kind of solvent naphtha heat drives the organosilicon hydrolyzation object cleavage method and device of circulation |
| CN108409780B (en) * | 2018-05-11 | 2020-06-16 | 青岛科大隆腾科技发展有限公司 | Method and device for cracking organic silicon hydrolysate by solvent oil thermal flooding circulation |
| CN111348652A (en) * | 2020-04-29 | 2020-06-30 | 中国恩菲工程技术有限公司 | Chlorosilane high-boiling-point substance catalytic cracking reactor and polycrystalline silicon device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103464213B (en) | Polypyrrole-TiO2 magnetically supported photocatalytic composite material and preparation method thereof | |
| CN101798088B (en) | Method for preparing white carbon black by utilizing silicon tetrachloride | |
| CN101824046A (en) | Method for generating dimethyldichlorosilance by utilizing disproportionation reaction | |
| CN103613126B (en) | A kind of method and system removing vanadium impurity from titanic tetrachloride | |
| CN203663804U (en) | Novel device for high boiling pyrolysis of organic silicon | |
| CN101624398B (en) | Method for preparing gamma-chloropropyl trichlorosilane by multicomponent compound catalysis | |
| CN105885819A (en) | Ultralow-density spherical silicon resin oil proppant and preparation method thereof | |
| CN102250133B (en) | Method for preparing dimethyl dichlorosilane by using disproportionation method | |
| CN103896977A (en) | Method for producing vinyl alkoxy silane and device thereof | |
| CN102757807B (en) | Method for increasing tar yield in hydropyrolysis of coal by using ferric ammonium salt | |
| CN100438979C (en) | Preparation of hydrocarbon molecular sieve catalyst by methanol transformation | |
| CN102491991B (en) | Organic silicon coupling agent containing beta-dicarbonyl and preparation method thereof | |
| CN215886877U (en) | Device for continuously producing alkyl orthosilicate from silicon powder | |
| CN106928458A (en) | A kind of method that utilization high-boiling components cracking raffinate prepares high boiling point silicon oil | |
| CN203448100U (en) | Residue circulating reaction device for preparing glyoxylic acid by oxygen oxidization method | |
| CN209940873U (en) | Separation and purification system of methyl chlorosilane mixed monomer | |
| CN220696765U (en) | Cracking treatment device for organic silicon high-boiling-point substances | |
| CN202823358U (en) | Jacket reaction kettle | |
| CN208166890U (en) | Interval catalytic reaction rectification prepares the device of dibutyl phthalate | |
| CN201770644U (en) | Organic silicone cracker with condenser | |
| CN102924492B (en) | A kind of method preparing inorganic alkoxy silane | |
| CN100560604C (en) | A kind of preparation method of silicane fecula | |
| CN103694478B (en) | A kind of synthetic method of polysiloxane | |
| CN205042201U (en) | Add hot type printing ink mixing filter ware | |
| CN204816531U (en) | Many functional response cauldron that is fit for living beings petrol and diesel oil |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140625 |
|
| CX01 | Expiry of patent term |