Design and Control of the Cumene Process Industrial
Compact process for cumene manufacture: Synthesis, design and control. Chemical Engineering Research and Design 2023, 190,220-232. Cumene is currently among the world’s five biggest large-scale productions, along with ethylene, propylene, benzene and ethylbenzene [10]. Cumene is produced by Economic and environmental analysis of the cumene
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Compact process for cumene manufacture: Synthesis, design and
A compact single-unit process is developed for continuous cumene manufacture via the alkylation of benzene with propylene. The design combines Cumene is produced industrially by the alkylation of benzene with propylene, and is one of the primary uses of benzene. Production of cumene is gaining more interest due to (248e) Systematic Process Design of Cumene Process AIChE
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Economic and environmental analysis of the cumene
In this context, this work aims to compare six different cumene production plants, namely conventional, transalkylation, heat-integrated, dividing wall column, Multiobjective optimization (MOO) has been successfully used to improve the process design and operation, by finding trade-offs among conflicting objectives such as energy, Development and Multiobjective Optimization of Improved
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Design and Control of a Vapor-Phase Conventional Process and
The economic optimum design and plantwide control of two alternative processes for cumene manufacture, a conventional process using a vapor-phase Please contact clientservices@accessintel or call 1-888-707-5814 if you are unable to login. Cumene (also known as isopropylbenzene) is an organic Technology Profile: Cumene Production from Benzene
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Cumene Benzene Alkylation ExxonMobil Product
With TechnipFMC Badger Process Technology, and building upon our 20+ year relationship, the cumene technology continues to be improved. The result is a highly energy efficient, low environmental impact process that Introduction. Cumene is an important industrial intermediate used primarily to produce phenol (Fortuin and Waterman, 1953). Phenol and its derivatives are used for manufacturing polycarbonate and epoxy resins, detergents, nylon, bakelite, herbicides, etc. Almost all of the cumene is produced via benzene (C 6) alkylation with propylene (C 3 =) Compact process for cumene manufacture: Synthesis, design and
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Process flow diagram for acetone production
Acetone is produced worldwide by cumene hydroperoxide process. Alternatively, free of aromatic compounds acetone is obtained by isopropyl alcohol (IPA) dehydrogenation. The feedstock is azeotropicCumene (isopropylbenzene) is an organic compound that contains a benzene ring with an isopropyl substituent.It is a constituent of crude oil and refined fuels. It is a flammable colorless liquid that has a boiling point of 152 °C. Nearly all the cumene that is produced as a pure compound on an industrial scale is converted to cumene hydroperoxide, which is Cumene
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Cumene Manufacturing Process PDF Chemical Reactor Scribd
Cumene may be used to increase the octane in gasoline, but its primary use is as a feedstock for manufacturing phenol and acetone. The Chemical formula for cumene is C6H5-C3H7. The unit, to which I am assigned, converts the benzene and propylene into styrene, producing around 33226.776$/hr.127. The chemistry of the cumene process features the desired reaction of benzene with propylene to form cumene and the undesirable reaction of cumene with propylene to form p-diisopropylbenzene. Both reactions are irreversible. Since the second has a higher activation energy than the first, low reactor temperatures improve selectivity Design and Control of the Cumene Process Semantic Scholar
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Optimum Design of Cumene Reactor Using COMSOL Multiphysics
Abstract. COMSOL Multiphysics design of cumene reactor is done for the energy efficient modelling. Cumene manufacturing is an intermediate process during the production of phenol and acetone. The model incorporates the reaction kinetics, and the parameters are derived from the research plant. The system is designed as a packed Liquid phase oxidation of cumene to cumene hydroperoxide (CHP) in the presence of oxygen or air is an important process in the industrial production of phenol and acetone [1], and more than 90% of the world’s phenol production is currently based on the cumene hydroperoxide route [2]. In addition, CHP can be used as the initiator of chainAerobic Oxidation of Cumene to Cumene Hydroperoxide
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Modelling and performance analysis for cumene production process
A mathematical model is developed and designed for the cumene reactor in cumene production process in Hindustan Organic Chemicals Limited (HOCL), Kochi with improved operating conditions. High purity cumene is produced by the alkylation of benzene with propylene in this catalytic condensation process where solid phosphoric acid (SPA) is 7 98.1 mole% benzene purity, balance cumene, sold as gasoline 8 0 mole% benzene 9 99.9 mole% cumene, balance DIPB; 100,000 tons/year production 10 100 mole% DIPB; sold as fuel oil Problem Your group needs to optimize the cumene manufacturing process to make maximum profit. Your plant currently purchases 100,000 tons of cumene per year Material Balances Design Problem Cumene Production Background
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Article 'Design and Control of the Cumene Process'.pdf
Design and Control of the Cumene Process. William L. Luyben* Department of Chemical Engineering, Lehigh UniVersity, Bethlehem, Cumene processes were originally developed between 1939 and 1945 to meet the demand for high octane aviation gasoline during World War II [2], [3]. In 1989, about 95% of cumene demand was used as an intermediate for the production of phenol and acetone. A small percentage is used for the production of α-methylstyrene.Industrial catalytic processes—phenol production ScienceDirect
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Integrated Cumene- Phenol/Acetone/Bisphen ol A- Part II: Phenol
Figure 4.1 Cumene oxidation’s side reactions 23 Figure 4.2 BFD of KBR Phenol process technology 24 Figure 5.1 Phenol by KBR process—Capital investment 40 Figure 5.2 Phenol by KBR process—Net production costs 43 Figure 5.3 Phenol by KBR process—Product value 43 Appendix D Figures Figure 1 Section 100 Cumene Oxidation and Cumene is produced industrially by the alkylation of benzene with propylene, and is one of the primary uses of benzene. Production of cumene is gaining more interest due to increasing market demands, and is used almost exclusively as a chemical intermediate for production of phenol and acetone [1]. In this work, a sustainable conceptual design(248e) Systematic Process Design of Cumene Process AIChE
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Design of cumene oxidation process ScienceDirect
The cumene oxidation study. In the experiments, carried out in this work, the kinetics of cumene oxidation was investigated in a bubble column reactor at different temperatures of the reaction mixture in the range 378−403 K. A scheme of an experimental unit is shown in Fig. 1.Manufacturing of Cumene. Chapter 1 INTRODUCTION Cumene is the common name for isopropyl benzene, an organic compound that is an aromatic hydrocarbon. It is a constituent of crude oil and refined fuels. It is a flammable colorless liquid that has a boiling point of 152 C. Nearly all the cumene that is produced as a pure compound on an industrial scale is Cumene Manufacturing Procedure PDF Chemical Reactor
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Methods of preparation of phenols Unacademy
It’s a vital part of the manufacturing process. Most of the time, it’s used to produce plastics and other similar items. Preparation of phenol: Several chemicals are utilised to make phenols, including diazonium salts, sulfuric benzoic acid, haloarenes, and cumene. Carbolic acids are another name for these acids.2022, Chemical Engineering and Processing Process Intensification. Main production steps can be summarized as follows: (1) the cumene is generated by alkylation of benzene with propylene; (2) subsequently, the cumene is oxidized by oxygen to produce cumene hydroperoxide (CHP); (3) finally the CHP is decomposed using sulfuric acid catalyst toProduction of phenol from cumene ScienceDirect
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6 Alkylation of Benzene by Propylene to Cumene
Table 6.1 Specifications for cumene [1, 3] . Cumene purity 99.94 wt% min. Bromine index < 5 Ethylbenzene < 100 ppm n propylbenzene < 200 ppm Butylbenzene < 100 ppm Table 6.2 Technologies for cumene manufacturing based on zeoltes. Process Mobil Raytheon CD Tech Q max/UOP EnichemThe cumene process has one problem. Six tonnes of propanone are produced for every ten tonnes of phenol. Thus, for economic efficiency, the manufacturer needs to sell the two compounds in that proportion. Often, much more phenol is needed than the propanone that is produced at the same time.Phenol Essential Chemical Industry
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