Ethylene glycol production pdf merge

The aqueous eo solution from the ethylene oxide production section is sent to the gylcol section. Biochemical production of ethylene glycol from renewable resources may be more sustainable. The mono ethylene glycol is use in the cooling project involves the designing of the reactor, agent, lubricant and as a raw material for the evaporator and distillation column. Ethylene glycol has become one of the worlds important industrial chemicals. Global ethylene production by feed type kta ethylene by feed. Shell global solutions 3 enhancements in ethylene oxide ethylene glycol manufacturing technology han van milligen, ethylene oxide licensing business manager, shell global solutions international bv, brian vanderwilp, business director, americas, ethylene oxide catalysts, cri catalyst company, and gary j. Ethylene glycol production chemical engineering page 1. Meek, health canada, ottawa, canada published under the joint sponsorship of the united nations environment programme, the. Pdf process description and aspen computer modelling of. Han van milligen, ethylene oxide licensing business manager, shell global solutions. The program can use the g iven structure in com bination with some defined m ethods and determine som e of the. In 1995 the world capacity for ethylene glycol was about 9.

Ethylene glycol is produced from multiple raw materials, such as coal, natural gas. It is also used in antifreeze applications and in pharmaceuticals and cosmetics. There, ethylene glycol meg, monoethylene glycol is produced from eo by reacting it with water at a 10 to 1 ratio of water to eo. A paper on manufacturing of ethylene glycol ethylene glycol is nowadays one of the most industrially important chemical. Ethylene glycol eg is a bulk chemical that is mainly used as an. Human health aspects please note that the layout and pagination of this pdf file are not necessarily identical to the hard copy first draft prepared by r. This column describes the production of monoethylene glycol from ethylene via a process similar to shells omega catalytic process. Ethylene glycol is used as antifreeze in cooling and heating systems, in hydraulic brake fluids, as an industrial humectant, as an ingredient of electrolytic condensers, as a solvent in the paint and plastics. Che 455 fall 2001 major 1 ethylene oxide production. Due to its demand and a vast application area lot of research is going on for improving its production statistics. Analytics owns a unique blend of overall analytical. Pdf production of mono ethylene glycol by hydrolysis of. Jimmy wells, principal researcher, ethylene oxide catalyst research and development group.

Traditional production of nonrenewable ethylene glycol involves steam cracking of ethane or the methanoltoolefin process to obtain ethylene. This compound is produced from the hydration of eo which may produce in addition to ethylene glycol diethylene glycols and triethylene glycols. Optimization of ethylene glycol production from d xylose via a. This excess of water helps to reduce byproduct formation. By combining a 50 year history of reliability and innovation with one of the. The simulation started by defining the molecular structure of m ethylene glycol in aspen. This statistic shows the production volume of ethylene glycol in the united states from 1990 to 2018. Monoethylene glycol meg, also known as ethylene glycol eg or simply glycol, is a diol mostly used for the production of polyester fibers and polyethylene terephthalate pet resins. Traditional production of nonrenewable ethylene glycol involves steam cracking of. Sigmaaldrich offers a number of poly ethylene glycol products.

However, a production of ethylene glycol through hydrolysis of ethylene oxide needs a lot of water in the reaction phase reaching production specification which cause a highenergy demand in water distillation unit rao et al. Process analytics in ethylene oxide and ethylene glycol plants. Ethylene glycol demand has increased by 67% year 2004. Siemens process analytics in ethylene oxide and ethylene glycol.