Archives :: Chementator :: Process Technology

Displaying 41 - 56 of 56 stories.
March 1, 2012
Earlier this year, the first polylactic acid (PLA) plant based on a new polymerization process was put into service by Synbra Technology in Etten Leur, the Netherlands. The plant — capable of producing up to 5,000 ton/yr of PLA — was built by Sulzer Chemtech Ltd. (Winterthur, Switzerland;, and uses a PLA process jointly developed by Sulzer Chemtech and Purac (Gorinchem...
January 1, 2012
A team from the School of Chemical Engineering, Universiti Sains Malaysia (Penang; has carried out a study for optimizing non-catalytic supercritical (SC) methanol extraction and transesterification of Jatropha curcas seeds to produce biodiesel fuel. Jatropha curcas is a species of flowering plant native to the American tropics. The seeds contain up to 40 wt.% oil that can be processed to...
January 1, 2012
Construction of a demonstration plant has begun for a biomass-to-gasoline process that boosts biomass conversion efficiency in producing bio-gasoline. The demonstration, to be located at the Hillsborough, N.J. headquarters of Primus Green Energy (, is slated for completion in the middle of 2012. Primus recently announced the successful pilot-scale operation of its gasification and...
January 1, 2012
A new distillation system capable of reducing energy consumption by up to 50% compared to conventional columns has been developed by Toyo Engineering Corp. (Toyo; Chiba,, in collaboration with the National Institute of Advanced Industrial Science and Technology (AIST; Tokyo; Toyo has an exclusive license for the process, tradenamed SuperHIDiC, and...
November 1, 2011
Sugar is a critical feedstock for many emerging bio-based-chemical and biofuel processes, but harvesting sugar from low-value, nonfood biomass cost-effectively and at large scale remains a challenge. Renmatix Inc. (King of Prussia, Pa.; has developed a process that uses water above its critical temperature and pressure to hydrolyze a range of biomass materials to make C5 and C6 sugars...
November 1, 2011
Last month, KBR (Houston; was awarded a license and process-design-package contract for a new olefins-production unit using the Advanced Catalytic Olefins (ACO) technology. The contract represents the first license of the ACO process, which catalytically cracks naphtha and other “straight-run” feeds to produce higher olefins yields than traditional steam-cracking technology, says...
September 1, 2011
Phosgenation scaleup At the end of July, Bayer MaterialScience AG (BMS; Leverkusen, Germany; successfully tested its new gas-phase phosgenation technology at a new plant being commissioned for making toluene diisocyanate (TDI) — a raw material for making polyurethane — at its integrated production site at Caojing in Shanghai, China. The TDI facility is expected to come...
July 1, 2011
Stamicarbon B.V. (Sittard, the Netherlands;, the licensing and IP Center of Maire Tecnimont S.p.A. (, has recently signed a license agreement with Tierra del Fuego Energia Y Quimica S.A., an Argentina based company controlled by shareholders from China. The agreement concerns a urea synthesis plant and a urea granulation plant with a capacity of 2,700 metric tons...
July 1, 2011
A compact, inexpensive and energy-saving continuous process to make bioethanol is being developed by professor Yoshio Katakura at Kansai University (Osaka;, in collaboration with the Kinki Bio-industry Development Organization (Osaka), Kansai Chemical Engineering Co. (Amagasaki), and Akita National College of Industry (Akita, all Japan). The so-called CCSSF process...
April 1, 2011
Last month, at the AIChE Spring Meeting in Chicago, Henry Kister, director of Fractionation Technology at Fluor Corp. (Aliso Viejo, Calif.; presented a patent pending process (U.S. Patent Application WO/2011/016797) that promises to cut energy demand and capital costs for direct contacting condenser (DCC) units that would typically require refrigeration or cooling water in the pretreatment...
April 1, 2011
Ube Industries, Ltd. (UBE; www. and HighChem Co. (both Tokyo; will license their technologies for transforming coal-derived synthesis gas (syngas) into manufacturing ethylene glycol (MEG) — a polyester feedstock — to Qianxixian Qianxi Coal Chemical Investment Co. (Guizhou, Qianxixian, China). The license covers a process...
April 1, 2011
A new method for removing hydrogen sulfide from natural gas at ambient temperatures could allow significant energy savings compared to the current technique and increase the range of H2S concentrations in natural gas that are economically viable to extract from sour gas wells. In conventional sour-gas scrubbing, aqueous solutions of alkanolamines are used to selectively absorb H2S, but due to water’s...
June 1, 2009
  A process that produces hydrogen-enriched natural gas, with carbon black as a byproduct, is being developed by Atlantic Hydrogen Inc. (Fredericton NB, Canada; The company has piloted the process at a scale of 25 m3/h of natural gas and plans to start up a demonstration plant that will produce 1,000 m3/h of H2-enriched natural gas (HENG) toward the end of 2010. In Atlantic...
June 1, 2009
Hajime Kawanami and colleagues at the AIST Tohoku Collaboration Center, Research Center for Compact Chemical Process, National Institute of Advanced Industrial Science and Technology (AIST; Sendai, Japan; have developed a continuous, one-step process for synthesizing hydroxymethylfurfural (HMF), a biologically active substance with promising therapeutic properties against metabolic...
May 1, 2009
SynGest, Inc. (San Francisco, Calif.; plans to commercialize a process for the production of ammonia from biomass by the fall of 2011. The first plant, to be located in Menlo, Iowa, will convert 150,000 ton/yr of corncobs into 50,000 ton/yr of ammonia, enough to fertilize 500,000 acres of nearby farmland. Chopped corncobs will be gasified in a bubbling bed...
July 1, 2003
Lucite International (Southampton, U.K.;, plans to build a 100,000-m.t./yr methyl methacrylate (MMA) plant that will use the company’s patented Alpha MMA technology for the first time. Lucite is currently reviewing site options, with plant startup scheduled for late 2007. The plant is being designed using data from a fully integrated, continuous mini-plant that was...
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