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Chementator: Bioethanol

Fluxome Sciences A/S (Lyngby, Denmark; edlinks.chemengonline.com/5830-547) has been granted patents in both the U.S.and Europe for a method to improve bioethanol production by engineering the ammonia assimilation in yeast. By modifying the redox metabolism, it is possible to reduce the…

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Chementator: OLED breakthrough

DuPont (Wilmington, Del.; edlinks.chemengonline.com/5830-553) has demonstrated the ability to print small-molecule OLED (organic light-emitting diode) materials from solution. The printing process is said more scalable to large-display sizes and substantially less expensive than alternative processes, such as vapor deposition. DuPont…

Focus On: Compressors, Fans & Blowers

Custom-built blower packages address specific needs This company’s blower packages (photo) are custom built to address specific requirements for elevation, temperature, noise reduction and application. Two models are available: intermediate pressure (15 psig) and low pressure (8 psig). The intermediate-pressure…

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Chementator: A commercial debut for a process to make propylene oxide

At last month’s Achema conference (Frankfurt; May 15–19), Norbert Ullrich, chief engineer at Uhde GmbH (Dortmund, Germany; edlinks.chemengonline.com/5830-533) announced a first customer for and presented details about a new hydrogen-peroxide-based propylene oxide (HPPO) process, developed by Degussa AG (Düsseldorf, Germany;…

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Chementator: Another ‘green’ process to make caprolactam

Professor Yasutaka Ishii, and colleagues from the Dept. of Applied Chemistry, Kansai University (Osaka, Japan; edlinks.chemengonline.com/5830-535), has developed a three-step production process to make epsilon-caprolactam (CPL) from cyclohexane. Compared to alternative methods, the process has a higher CPL yield, generates…

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Chementator: Borrowing from aviation to improve compression

With funding from the U.S. Dept. of Energy (DOE; Washington, D.C.), Ramgen Power Systems (Bellevue, Wash.; edlinks.chemengonline.com/5830-536) is developing a compact supersonic compressor that combines aspects of the shock-compression systems used in supersonic flight inlets with proven turbomachinery design practices…

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Chementator: A new coating for steel

Researchers at Pacific Northwest National Laboratory (PNNL; Richland, Wash.; edlinks.chemengonline.com/5830-537) have developed a ceramic-based coating for steel and superalloys that prevents corrosion, oxidation, carburization and sulfidization, which commonly occur in gas, liquid, steam and other environments. The low-cost, easy-to-apply material…

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Chementator: Controlled polymerization

Warwick Effect Polymers (WEP; Coventry, U.K.; edlinks.chemengonline.com/5830-540) has licensed patented technology from Carnegie Mellon University (Pittsburg, Pa.; edlinks.chemengonline.com/5830-541) to exploit the commercial potential of atom-transfer radical polymerization (ATRP). ATRP is a controlled “living” polymerization involving radicals that can grow, but…

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Chementator: Nanodispersions

Air Products (Lehigh Valley, Pa.; edlinks.chemengonline.com/5829-547) has acquired the nanoparticle-dispersion production and related dispersion technologies and assets from its joint venture Nanogate Advanced Materials GmbH (Saarbrücken, Germany). Air Products’ initial offerings include nanoparticle dispersions of zinc oxide, silver, and indium…

Looking at the risks of nanotechnology

A three-year research project to assess the effects of nanoparticles on people’s health and the environment started up last month. The project is coordinated by the Max Bergmann Center for Biomaterials (Dresden, Germany; edlinks.chemengonline.com/5829-538) with participation from companies and research…