CN204918459U - A hydrogenated apparatus;hydrogenated unit for continuous hydrogenation of polymer - Google Patents
A hydrogenated apparatus;hydrogenated unit for continuous hydrogenation of polymer Download PDFInfo
- Publication number
- CN204918459U CN204918459U CN201520708041.6U CN201520708041U CN204918459U CN 204918459 U CN204918459 U CN 204918459U CN 201520708041 U CN201520708041 U CN 201520708041U CN 204918459 U CN204918459 U CN 204918459U
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- China
- Prior art keywords
- hydrogenation
- polymkeric substance
- pipeline
- glue solution
- cauldron
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- Withdrawn - After Issue
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Abstract
The utility model discloses a hydrogenated apparatus, hydrogenated unit for continuous hydrogenation of polymer, including the hydrogenation cauldron, hydrogen pipeline, polymer glue solution feed pipeline and hydrogenation catalyst feed pipeline that hydrogenation cauldron top is do not connected, hydrogenation cauldron sub -unit connection polymer glue solution ejection of compact pipeline, hydrogenation cauldron inner chamber upper portion installation injection reactor, the entrance point of injection reactor pass through the exit end of the outer circulation fluid heat exchanger of reflux pipeline and hydrogenation cauldron and are connected, polymer glue solution ejection of compact pipeline be equipped with the branch and install the circulating pump on the inlet connection of circulation fluid heat exchanger and the polymer glue solution discharging pipe line, polymer glue solution feed pipeline and hydrogenation catalyst feed pipeline connect reflux pipeline is last. The utility model discloses an adopt high -efficient injection reactor and the cooperation of hydrogenation cauldron extrinsic cycle liquid heat exchanger in the hydrogenation cauldron, can more easyly remove hydrogenation heat, temperature control stabilizes, has reduced the use amount of catalyst, has improved the yield of the glue solution that the hydrogenation degree meets the requirements.
Description
Technical field
The utility model belongs to field of macromolecule polymerization, specifically a kind of for the continuous hydrogenation device containing olefines unsaturated link(age) polymkeric substance.
Technical background
Containing alkene unsaturated link(age) polymkeric substance in use, its thermotolerance, oxidative stability and ageing-resistant performance are low causes work-ing life short, for addressing this problem, usually carries out hydrogenation to the alkene unsaturated link(age) of polymkeric substance, thus greatly increase its stability, and make it have good thermostability.
Current hydrogenation mode mainly contains interval hydrogenation and continuous hydrogenation.When adopting stirring tank to carry out interval hydrogenation, in reaction polymkeric substance glue in early stage, double bond concentration is high, and hydrogenation rate easily causes thermal discharge large soon, makes temperature of reaction be difficult to control, can make partially catalyzed agent inactivation like this thus affect hydrogenation efficiency; In the reaction later stage, along with double bond concentration reduces, hydrogenation rate is slow, and the reaction times of needs is longer thus affect output.In addition, rhythmic reaction is also unfavorable for that industry is amplified.When adopting the method for continuous hydrogenation, all adopt the reactor that two or more are connected in series, in reaction process, the recirculation after interchanger heat exchange of a part of reaction effluent of at least one reactor is got back in this reactor or in upstream reactor, thus improving product degree of hydrogenation by constantly circulating, the reaction process of this technology controls comparatively complicated.
Utility model content
The purpose of this utility model is to provide a kind of hydrogenation unit for polymkeric substance continuous hydrogenation, solves the defect that prior art discontinuous hydrogenation temperature difficulty controls defect and the continuous hydrogenation process control complexity causing hydrogenation efficiency low.
The technical solution of the utility model is: comprise hydrogenation still, hydrogen gas lines, polymkeric substance glue feeding line and hydrogenation catalyst feeding line that described hydrogenation still top connects respectively, and described hydrogenation still bottom connects polymkeric substance glue discharge nozzle line; Injection reactor is installed on described hydrogenation still inner chamber top, the entrance end of described injection reactor is connected by the exit end of reflux pipeline with the circulation fluid interchanger outside hydrogenation still, and described polymkeric substance glue discharge nozzle line is provided with branch and is connected with the entrance end of described circulation fluid interchanger and recycle pump installed by polymkeric substance glue discharge nozzle line; Described polymkeric substance glue feeding line and hydrogenation catalyst feeding line are attempted by described reflux pipeline.
Such scheme is more preferably:
Preferably, described injection reactor is the self-priming reactor of lower spray, its by the nozzle connected successively from top to bottom, induction chamber, mixing section and diffuser casing four part form, wherein said nozzle is for connecting described reflux pipeline, described induction chamber is uniformly distributed multiple suction hole, described mixing section is undergauge structure, and described diffuser casing is expanding bell-mouth structure of air.
Preferably, described suction hole is 6.
Principle of the present utility model is: enter injection reactor continuously through pipeline respectively containing the polymkeric substance glue of olefines unsaturated link(age), hydrogenation catalyst, and mix in injection reactor with the hydrogen that hydrogenation pipeline enters continuously and diffuse in hydrogenation still and react, the continuous extraction rear portion of reacted glue enters subsequent cell, another part after the heat exchange of circulation fluid interchanger, then enters circulating reaction in hydrogenation still by injection reactor.
The utility model is by adopting the cooperation of efficient injection reactor in hydrogenation still and hydrogenation still outer circulation liquid interchanger, easier hydrogenation reaction heat can be removed, stable temperature control, reduce the usage quantity of catalyzer, improve the yield of the satisfactory glue of degree of hydrogenation, avoid in process the waste being polymerized glue better.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the schematic diagram of injection reactor in Fig. 1;
In figure: 1, hydrogenation still, 2, injection reactor, 3, reflux pipeline, 4, polymkeric substance glue feeding line, 5, hydrogenation catalyst feeding line, 6, hydrogen gas lines, 7, circulation fluid interchanger, 8, polymkeric substance glue discharge nozzle line, 9, recycle pump, 2.1, nozzle, 2.2, induction chamber, 2.3, suction hole, 2.4, mixing section, 2.5, diffuser casing.
Embodiment
Below in conjunction with specific embodiment and Figure of description, the utility model is described further.
For a hydrogenation unit for polymkeric substance continuous hydrogenation, the hydrogen gas lines 6 that hydrogenation still 1 top connects, bottom connect polymkeric substance glue discharge nozzle line 8; Injection reactor 2 is installed on hydrogenation still 1 inner chamber top, the entrance end of injection reactor 2 is connected with the exit end of the circulation fluid interchanger 7 outside hydrogenation still 1 by reflux pipeline 3, and polymkeric substance glue discharge nozzle line 8 is provided with branch and is connected with the entrance end of circulation fluid interchanger 7 and recycle pump 9 installed by polymkeric substance glue discharge nozzle line 8; Polymkeric substance glue feeding line 4 and hydrogenation catalyst feeding line 5 are attempted by reflux pipeline 3; Injection reactor 2 is the self-priming reactor of lower spray, it is made up of the nozzle 2.1 connected successively from top to bottom, induction chamber 2.2, mixing section 2.4 and diffuser casing 2.5 4 part, wherein nozzle 2.1 is for connecting reflux pipeline 3, induction chamber 2.2 is uniformly distributed six suction holes 2.3, mixing section 2.4 is undergauge structure, and diffuser casing 2.5 is expanding bell-mouth structure of air; When namely reacting, polymkeric substance glue and hydrogenation catalyst enter induction chamber 2.2 by nozzle 2.1 respectively, hydrogen enters induction chamber 2.2 by suction hole 2.3 simultaneously, then polymkeric substance glue, hydrogenation catalyst and hydrogen are after mixing section 2.4 mixes, then are dispersed in the kettle of Scattered Kettle by diffuser casing 2.5.
The method of hydrotreating of above-mentioned stiffening device is: enter injection reactor continuously through pipeline respectively containing the polymkeric substance glue of olefines unsaturated link(age), hydrogenation catalyst, and mix in injection reactor with the hydrogen that hydrogenation pipeline enters continuously and diffuse in hydrogenation still and react, the continuous extraction rear portion of reacted glue enters subsequent cell, another part after the heat exchange of circulation fluid interchanger, then enters circulating reaction in hydrogenation still by injection reactor.
Claims (3)
1. the hydrogenation unit for polymkeric substance continuous hydrogenation, comprise hydrogenation still, the hydrogen gas lines that described hydrogenation still top connects respectively, polymkeric substance glue feeding line and hydrogenation catalyst feeding line, described hydrogenation still bottom connects polymkeric substance glue discharge nozzle line, it is characterized in that: injection reactor is installed on described hydrogenation still inner chamber top, the entrance end of described injection reactor is connected by the exit end of reflux pipeline with the circulation fluid interchanger outside hydrogenation still, described polymkeric substance glue discharge nozzle line is provided with branch and is connected with the entrance end of described circulation fluid interchanger and recycle pump installed by polymkeric substance glue discharge nozzle line, described polymkeric substance glue feeding line and hydrogenation catalyst feeding line are attempted by described reflux pipeline.
2. the hydrogenation unit for polymkeric substance continuous hydrogenation according to claim 1, it is characterized in that: described injection reactor is the self-priming reactor of lower spray, its by the nozzle connected successively from top to bottom, induction chamber, mixing section and diffuser casing four part form, wherein said nozzle is for connecting described reflux pipeline, described induction chamber is uniformly distributed multiple suction hole, described mixing section is undergauge structure, and described diffuser casing is expanding bell-mouth structure of air.
3. the hydrogenation unit for polymkeric substance continuous hydrogenation according to claim 2, is characterized in that: described suction hole is 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520708041.6U CN204918459U (en) | 2015-09-14 | 2015-09-14 | A hydrogenated apparatus;hydrogenated unit for continuous hydrogenation of polymer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520708041.6U CN204918459U (en) | 2015-09-14 | 2015-09-14 | A hydrogenated apparatus;hydrogenated unit for continuous hydrogenation of polymer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204918459U true CN204918459U (en) | 2015-12-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520708041.6U Withdrawn - After Issue CN204918459U (en) | 2015-09-14 | 2015-09-14 | A hydrogenated apparatus;hydrogenated unit for continuous hydrogenation of polymer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204918459U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105085724A (en) * | 2015-09-14 | 2015-11-25 | 山东聚圣科技有限公司 | Hydrogenation device and hydrogenation method for polymer continuous hydrogenation |
| CN116041621A (en) * | 2021-10-28 | 2023-05-02 | 中国石油化工股份有限公司 | Hydrogenated nitrile rubber and preparation method thereof |
-
2015
- 2015-09-14 CN CN201520708041.6U patent/CN204918459U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105085724A (en) * | 2015-09-14 | 2015-11-25 | 山东聚圣科技有限公司 | Hydrogenation device and hydrogenation method for polymer continuous hydrogenation |
| CN105085724B (en) * | 2015-09-14 | 2017-11-21 | 山东聚圣科技有限公司 | A kind of hydrogenation plant and method of hydrotreating for polymer continuously hydrogen adding |
| CN116041621A (en) * | 2021-10-28 | 2023-05-02 | 中国石油化工股份有限公司 | Hydrogenated nitrile rubber and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151230 Effective date of abandoning: 20171121 |
|
| AV01 | Patent right actively abandoned |