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CN101058751A - Hanging method for preparing JP-10 jet fuel by hydrogenation of dicyclopentadiene - Google Patents

Hanging method for preparing JP-10 jet fuel by hydrogenation of dicyclopentadiene Download PDF

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CN101058751A
CN101058751A CN 200710057329 CN200710057329A CN101058751A CN 101058751 A CN101058751 A CN 101058751A CN 200710057329 CN200710057329 CN 200710057329 CN 200710057329 A CN200710057329 A CN 200710057329A CN 101058751 A CN101058751 A CN 101058751A
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dicyclopentadiene
hydrogenation
hanging
temperature
jet fuel
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CN100509717C (en
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邹吉军
张香文
苗谦
蒋强
王莅
米镇涛
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Tianjin University
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Abstract

本发明公开了一种挂式双环戊二烯加氢制备JP-10喷气燃料的方法,属于喷气燃料的制备技术。该方法过程包括:以挂式双环戊二烯为原料,加入与原料的质量比为3%~15%的镍或钯的加氢催化剂,在氢气压力为0.5~5MPa、温度为100~160℃的条件下加氢反应5~20小时得到产物,得到的产物在压力为5~10kPa、塔釜温度为110~140℃的条件下精馏,塔顶采出50~70℃的组分,为纯度达98.5%的JP-10喷气燃料。本发明的优点在于:制备成本低、过程环保,易于大规模生产。

Figure 200710057329

The invention discloses a hanging-type dicyclopentadiene hydrogenation method for preparing JP-10 jet fuel, which belongs to the preparation technology of jet fuel. The process of the method comprises: using hanging dicyclopentadiene as a raw material, adding a nickel or palladium hydrogenation catalyst with a mass ratio of 3% to 15% to the raw material, at a hydrogen pressure of 0.5 to 5MPa and a temperature of 100 to 160°C The hydrogenation reaction under the conditions of 5 to 20 hours to obtain the product, the obtained product is rectified under the conditions of the pressure of 5 to 10kPa and the temperature of the tower bottom of 110 to 140°C, and the components at 50 to 70°C are extracted from the top of the tower, which is JP-10 jet fuel with a purity of 98.5%. The invention has the advantages of low preparation cost, environment-friendly process and easy large-scale production.

Figure 200710057329

Description

The method of hanging dicyclopentadiene hydrogenation preparing JP-10 rocket engine fuel
Technical field
The present invention relates to a kind of method of hanging dicyclopentadiene hydrogenation preparing JP-10 rocket engine fuel, belong to the technology of preparing of rocket engine fuel.
Background technology
The density of the rocket engine fuel JP-10 of Military specification MIL-P-87107C-1989 regulation is 0.935g/cm 3(16 ℃), freezing point are-78 ℃, and combustion heat value is 42.1MJ/kg, have the energy density higher than conventional hydrocarbon fuel, are a kind of rocket engine fuels of excellent performance, can be applicable to aircraft such as supersonic fighterplane, cruise missile, rocket.JP-10 is the monergol that is made of hanging type tetrahydrochysene dicyclopentadiene, and purity reaches 98.5%.Present JP-10 synthetic route is: with the bridge dicyclopentadiene is raw material, and hydrogenation becomes bridge-type tetrahydro-dicyclopentadiene, then at AlCl 3, H 2SO 4Become hanging type tetrahydrochysene dicyclopentadiene Deng isomery under the catalysis of catalyzer.The weak point of this method is: each go on foot byproduct of reaction more, need complex separation process; Acid catalysis isomery step environmental pollution is serious, and yield is low.
The applicant discloses a kind of method (CN1907927A) that is prepared hanging dicyclopentadiene by bridge dicyclopentadiene.According to aforesaid method, can prepare hanging dicyclopentadiene by bridge dicyclopentadiene on a large scale, the present invention discloses a kind of by hanging dicyclopentadiene hydrogenation preparing hanging type tetrahydrochysene dicyclopentadiene, the i.e. method of JP-10 rocket engine fuel.
Summary of the invention
The object of the present invention is to provide a kind of method of hanging dicyclopentadiene hydrogenation preparing JP-10 rocket engine fuel, this method is environmentally friendly, yield is high.
The present invention is realized by following technical proposals: a kind of method of hanging dicyclopentadiene hydrogenation preparing JP-10 rocket engine fuel is characterized in that comprising following process:
(1) with the hanging dicyclopentadiene being raw material, adding mass percent with raw material and be 3%~15% the nickel or the hydrogenation catalyst of palladium, is that 0.5~5MPa, temperature are that hydrogenation reaction obtained product in 5~20 hours under 100~160 ℃ the condition at hydrogen pressure; Described nickel catalyzator is a raney nickel catalyst or nickel catalyst carried, and wherein nickel catalyst carried carrier is γ-Al 2O 3Or SiO 2, the quality percentage composition of nickel is 10%~20%; Described palladium catalyst is a load type palladium catalyst, and its carrier is γ-Al 2O 3Or SiO 2Or activated carbon, the quality percentage composition of palladium is 0.3%~5.0%.
(2) product that step (1) is obtained carries out rectification under vacuum and purifies, and is that 5~10kPa, tower still temperature are that 110~140 ℃, tower top temperature are under 50~70 ℃ the condition at pressure, is reached 98.5% JP-10 rocket engine fuel by cat head extraction purity.
The invention has the advantages that: preparation cost is low, the process environmental protection, is easy to scale operation.Fuel purity reaches 98.5%.
Description of drawings
Fig. 1 is the gas chromatogram of 1 synthetic JP-10 of the invention process rocket engine fuel
Embodiment
The following examples have embodied the process that the present invention describes, but the present invention is not limited to these embodiment.
Embodiment 1
Step 1: the 1000g bridge dicyclopentadiene is joined in the 5000g phenylcarbinol, adding mass content in this solution is 2 of 20ppm, the 6-ditertbutylparacresol, in temperature is that 150 ℃, pressure are reaction 30 minutes under the condition of 0.9MPa, 175 ℃ of fractionation by distillation of normal pressure, obtain the quality percentage composition and the be 97% hanging dicyclopentadiene 548g of (all the other 3% be bridge dicyclopentadiene).
Step 2: with the 548g hanging dicyclopentadiene and the 64g Ni/ γ-Al of step 1 preparation 2O 3It is in the stirred autoclave of 1000mL that catalyzer adds volume, and wherein the quality percentage composition of nickel is 20% in the catalyzer, and stir speed (S.S.) is 750rpm, is that 3MPa, temperature are hydrogenation reaction 20 hours under 130 ℃ the condition at hydrogen pressure; With above-mentioned reactant filtration under diminished pressure, filtrate is added in the rectifying still, be that 10kPa, tower still temperature are rectifying under 140 ℃ the condition at pressure, by the component 490g of 65~70 ℃ of cat head extraction, purity is 98.6% JP-10 rocket engine fuel.
Method according to GB GB2540-81 " petroleum products densitometry " is measured, and the density of JP-10 rocket engine fuel is 0.935g/cm 3(16 ℃); Method according to GB GB2430-81 " rocket engine fuel kryoscopy " is measured, JP-10 rocket engine fuel freezing point is-78 ℃, method according to GB GB384-81 " petroleum products heating-value determination method " is measured, the JP-10 calorific value is 42.1MJ/kg, reaches the standard of Military specification MIL-P-87107C-1989 about the JP-10 rocket engine fuel.
Embodiment 2
Adopt the method identical to prepare hanging dicyclopentadiene with the step 1 of embodiment 1.
With hanging dicyclopentadiene 548g and 82g Ni/SiO 2It is in the stirred autoclave of 1000mL that catalyzer adds volume, and wherein the quality percentage composition of nickel is 10% in the catalyzer, and stir speed (S.S.) 800rpm is that 5MPa, temperature are hydrogenation reaction 16 hours under 160 ℃ the condition at hydrogen pressure; The reactant that obtains adds filtrate in the rectifying still through filtration under diminished pressure, is that 5kPa, tower still temperature are rectification and purification under 110 ℃ of conditions at pressure, and by the component 460g of 50~55 ℃ of cat head extraction, purity is 98.9% JP-10 rocket engine fuel.
Embodiment 3
Adopt the method identical to prepare hanging dicyclopentadiene with the step 1 of embodiment 1.
It is in the stirred autoclave of 1000mL that hanging dicyclopentadiene 548g and 54g raney nickel catalyst are added volume, and stir speed (S.S.) 950rpm is that 2.5MPa, temperature are hydrogenation reaction 11 hours under 140 ℃ the condition at hydrogen pressure; With above-mentioned reactant filtration under diminished pressure, filtrate is added in the rectifying still, be that 8kPa, tower still temperature are rectification and purification under 130 ℃ of conditions at pressure, by the component 478g of 60~65 ℃ of cat head extraction, purity is 98.5% JP-10 rocket engine fuel.
Embodiment 4
Adopt the method identical to prepare hanging dicyclopentadiene with the step 1 of embodiment 1.
With hanging dicyclopentadiene 548g and 27.4g Pd/ γ-Al 2O 3It is in the stirred autoclave of 1000mL that catalyzer adds volume, and wherein the quality percentage composition of palladium is 0.3% in the catalyzer, and stir speed (S.S.) 950rpm is that 4MPa, temperature are hydrogenation reaction 8 hours under 110 ℃ the condition at hydrogen pressure; With above-mentioned reactant filtration under diminished pressure, filtrate is added in the rectifying still, be that 7kPa, tower still temperature are rectification and purification under 125 ℃ of conditions at pressure, by the component 491g of 55~60 ℃ of cat head extraction, purity is 98.7% JP-10 rocket engine fuel.
Embodiment 5
Adopt the method identical to prepare hanging dicyclopentadiene with the step 1 of embodiment 1.
With hanging dicyclopentadiene 548g and 22g Pd/SiO 2It is in the stirred autoclave of 1000mL that catalyzer adds volume, and wherein palladium quality percentage composition is 2% in the catalyzer, and stir speed (S.S.) 950rpm is that 3MPa, temperature are hydrogenation reaction 10 hours under 100 ℃ the condition at hydrogen pressure; With above-mentioned reactant filtration under diminished pressure, filtrate is added in the rectifying still, be that 10kPa, tower still temperature are rectification and purification under 140 ℃ the condition at pressure, by the component 481g of 65~70 ℃ of cat head extraction, purity is 98.6% JP-10 rocket engine fuel.
Embodiment 6
Adopt the method identical to prepare hanging dicyclopentadiene with the step 1 of embodiment 1.
With hanging dicyclopentadiene 548g and 16.4g Pd/ activated carbon catalyst adding volume is in the stirred autoclave of 1000mL, wherein the quality percentage composition of palladium is 5% in the catalyzer, stir speed (S.S.) 750rpm is that 1.5MPa, temperature are hydrogenation reaction 5 hours under 150 ℃ the condition at hydrogen pressure; With above-mentioned reactant filtration under diminished pressure, filtrate is added in the rectifying still, be that 10kPa, tower still temperature are rectification and purification under 140 ℃ the condition at pressure, by the component 501g of 65~70 ℃ of cat head extraction, purity is 98.7% JP-10 rocket engine fuel.

Claims (1)

1、一种挂式双环戊二烯加氢制备JP-10喷气燃料的方法,其特征在于包括以下过程:1, a kind of hanging type dicyclopentadiene hydrogenation prepares the method for JP-10 jet fuel, it is characterized in that comprising following process: (1)以挂式双环戊二烯为原料,加入与原料的质量百分比为3%~15%的镍或钯的加氢催化剂,在氢气压力为0.5~5MPa、温度为100~160℃的条件下加氢反应5~20小时得到产物;所述的镍催化剂为兰尼镍催化剂或负载型镍催化剂,其中负载型镍催化剂的载体为γ-Al2O3或SiO2,镍的质量百分含量为10%~20%;所述的钯催化剂为负载型钯催化剂,其载体为γ-Al2O3或SiO2或活性碳,钯的质量百分含量为0.3%~5.0%;(1) With hanging dicyclopentadiene as raw material, adding a hydrogenation catalyst of nickel or palladium with a mass percentage of 3% to 15% of the raw material, under the conditions that the hydrogen pressure is 0.5 to 5MPa and the temperature is 100 to 160°C The product is obtained by hydrogenation reaction at lower temperature for 5 to 20 hours; the nickel catalyst is a Raney nickel catalyst or a supported nickel catalyst, wherein the carrier of the supported nickel catalyst is γ-Al 2 O 3 or SiO 2 , and the mass percentage of nickel is The content is 10% to 20%; the palladium catalyst is a supported palladium catalyst, the carrier is γ-Al 2 O 3 or SiO 2 or activated carbon, and the mass percentage of palladium is 0.3% to 5.0%; (2)将步骤(1)得到的产物进行减压精馏提纯,在压力为5~10kPa、塔釜温度为110~140℃的条件下精馏,由塔顶采出50~70℃的组分,纯度达98.5%的JP-10喷气燃料。(2) Purify the product obtained in step (1) by rectification under reduced pressure, rectify under the conditions of a pressure of 5 to 10kPa and a temperature of 110 to 140°C in the bottom of the tower, and extract a group of 50 to 70°C from the top of the tower points, JP-10 jet fuel with a purity of 98.5%.
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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101406839B (en) * 2008-12-08 2012-06-27 西安近代化学研究所 Nickel catalyst for catalytic hydrogenation of dicyclopentadiene
CN105062579A (en) * 2015-09-08 2015-11-18 天津大学 Method for preparing high-density mixed hydrocarbon liquid jet fuel from dicyclopentadiene
CN106866345A (en) * 2015-12-12 2017-06-20 中国科学院大连化学物理研究所 A kind of method that JP-10 aviation fuel is prepared by furfuryl alcohol
CN110923023A (en) * 2019-12-03 2020-03-27 西安近代化学研究所 High-density fuel
CN111217663A (en) * 2020-02-19 2020-06-02 濮阳市瑞森石油树脂有限公司 Method for preparing tetrahydrodicyclopentadiene from dicyclopentadiene
CN113527031A (en) * 2020-04-14 2021-10-22 中国石油化工股份有限公司 Preparation method of tetrahydrodicyclopentadiene
CN113527028A (en) * 2020-04-14 2021-10-22 中国石油化工股份有限公司 Preparation method of tetrahydrodicyclopentadiene
CN118084604A (en) * 2024-01-23 2024-05-28 中国人民解放军军事科学院系统工程研究院 A method for separating and purifying hanging tetrahydrodicyclopentadiene

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101406839B (en) * 2008-12-08 2012-06-27 西安近代化学研究所 Nickel catalyst for catalytic hydrogenation of dicyclopentadiene
CN105062579A (en) * 2015-09-08 2015-11-18 天津大学 Method for preparing high-density mixed hydrocarbon liquid jet fuel from dicyclopentadiene
CN106866345A (en) * 2015-12-12 2017-06-20 中国科学院大连化学物理研究所 A kind of method that JP-10 aviation fuel is prepared by furfuryl alcohol
CN106866345B (en) * 2015-12-12 2020-06-02 中国科学院大连化学物理研究所 Method for preparing JP-10 aviation fuel from furfuryl alcohol
CN110923023B (en) * 2019-12-03 2021-11-23 西安近代化学研究所 High-density fuel
CN110923023A (en) * 2019-12-03 2020-03-27 西安近代化学研究所 High-density fuel
CN111217663A (en) * 2020-02-19 2020-06-02 濮阳市瑞森石油树脂有限公司 Method for preparing tetrahydrodicyclopentadiene from dicyclopentadiene
CN113527031A (en) * 2020-04-14 2021-10-22 中国石油化工股份有限公司 Preparation method of tetrahydrodicyclopentadiene
CN113527028A (en) * 2020-04-14 2021-10-22 中国石油化工股份有限公司 Preparation method of tetrahydrodicyclopentadiene
CN113527028B (en) * 2020-04-14 2023-10-10 中国石油化工股份有限公司 Preparation method of tetrahydrodicyclopentadiene
CN113527031B (en) * 2020-04-14 2024-02-20 中国石油化工股份有限公司 Preparation method of tetrahydrodicyclopentadiene
CN118084604A (en) * 2024-01-23 2024-05-28 中国人民解放军军事科学院系统工程研究院 A method for separating and purifying hanging tetrahydrodicyclopentadiene
CN118084604B (en) * 2024-01-23 2024-12-31 中国人民解放军军事科学院系统工程研究院 Method for separating and purifying hanging tetrahydrodicyclopentadiene

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