Production of Base Chemicals & Commodity PolymersRPC/PETRO-E

Who should attend?

  • This course provides a technical information of the main processes used to produce olefins and aromatics along with a comprehensive information on polymers and polymerization processes and technologies available mainly in the polyolefins field.
Audience :
  • Professionals, in the oil or petrochemical industry, interested in olefins, aromatics and polymers processes.
  • Specifically for engineers and technical staff who are beginners in this industry, as well as subcontractors, traders, etc.

Level : Foundation

Course Content

  • MAIN INDUSTRIAL OLEFINIC & AROMATIC INTERMEDIARIES

      • Main production processes and main uses of:
      • Olefinic and diolefinic hydrocarbons: ethylene, propylene, butenes, butadiene.
      • Aromatics hydrocarbons: benzene, toluene, ethylbenzene, xylenes.
  • STEAMCRACKING & TREATMENT OF THE CUTS PRODUCED

      • Steamcracking:
      • Implementation of cracking reactions: furnaces, quench systems, primary separation.
      • Yields, operating variables affecting the severity of treatment, influence of the feedstock nature.
      • Compression and purification of the cracked gases:
      • Implementation of compression.
      • H2S and CO2 removal by caustic washing.
      • Gas drying by adsorption.
      • Cooling: propylene and ethylene chilling cycles, cold box.
      • Separation and treatment of steam cracker effluents:
      • Steam cracker effluent separation train, main characteristics & purifications of the cuts: selective hydrogenations of acetylene from the C2 cut, of propyne and propadiene from the C3 cut, removal of carbon monoxide.
      • Treatments of the C4 cut: production of 1,3- butadiene, recovery of isobutene from raffinate, upgrading of 1- butene in raffinate 2…
      • Upgrading of pyrolysis gasoline production of motor fuels, benzene and other aromatics recovery.
      • Alternative olefins production.
  • PRODUCTION OF AROMATICS

      • Analysis of the catalytic reforming process, implementation of the catalyst, yields, operating variables.
      • Associated processes: hydrodealkylation, isomerization…
      • Treatment of cuts produced in those transformation processes:
      • Aromatics and non-aromatics separation processes: liquid-liquid extraction, extractive distillation.
      • Aromatics separation processes: distillation, adsorption, crystallization, application to paraxylene.
      • Aromatic complex arrangement. Highlighting of the aromatic loop.
  • CATALYTIC CRACKING FCC

      • Analysis of FCC process: Nature of the feed stock, implementation of the catalyst & principle of reactor & regenerator set.
      • Composition & treatment of cracked gases.
      • Modification of the process for maximization of light cuts C3 & C4 production.
  • POLYMER TYPES & NATURE

      • Polymer constitution: monomers, macromolecules, building blocks.
      • Various kinds of polymer: fibers, elastomers, plastics.
      • Plastic types: thermoplastics and thermosets.
  • POLYMER PRODUCTION - ASSOCIATED PROPERTIES

      • Type of reaction & basic characteristics of polymer reactions: polyaddition, polycondensation, heat of reaction, activation mode, etc.
      • Different arrangements of monomer building blocks in polyaddition: atactic, syndiotactic or isotactic polymers; random; block; graft polymers & others.
      • Relationship between end uses implementation and main polymer properties. Impact on properties.
      • Main tests used to get polymer characterization: melt index, viscosity index, etc. Test signification, relationship with polymer structure.
      • Consequences regarding polymer implementation techniques (extrusion, injection, etc.).
  • POLYMERIZATION IMPLEMENTATION - MAIN COMMODITY PLASTIC PROCESSES

      • Techniques implemented to produce polymers: solution, bulk emulsion, suspension, gas phase techniques.
      • Advantages and drawbacks of those different techniques consequences on processes implementation.
      • Examples applied to main processes used to manufacture major thermoplastics: polyethylenes (PE), polypropylenes (PP), polystyrenes (PS) and polyvinylchloride (PVC).
      • Flow charts and principles of processes. Some common and average operating conditions.
      • Influence of operating parameters (temperatures, pressures, monomers ratio and proportion of any chemicals involved in the reaction) regarding the quality of polymer obtained.
      • Some pretreatments of polymers outside the reactor before the transformation step.

Learning Objectives

  • Upon completion of the course, participants will be able to:
  • list the sources and outlets of olefinic and aromatic compounds,
  • review the manufacturing processes in the petrochemical industry,
  • grasp the principles of polymerization techniques and the main characteristics of manufactured polymers.

Ways & Means

  • Detailed course material.
  • Pictures of main equipment and samples.