A method for the purification of single-walled carbon nanotubes (SWNTs) in four sequential steps — oxidative pretreatment, acid treatment, silica dissolution, and froth flotation — has been proposed by a team from the Petroleum and Petrochemical College, Chulalongkorn University (Bangkok,…
Researchers from the University of Glasgow (U.K.; edlinks.chemengonline.com/7368-539) have designed a device that can detect pollutants, then generate its own electricity to power an early warning system. The self-powered sensor consists of a biosensor with genetically engineered microbes. When the…
At the beginning of 2008, it’s clear that global economic growth is slowing. The housing downturn has adversely affected the U.S., and the ensuing credit problems (and tightening) have spread to other nations. A key issue is whether or…
Last month, the European Parliament (Brussels, Belgium) approved a new air-quality directive, which sets, for the first time, binding standards for fine particles. The directive on air quality is one measure outlined in the 2005 Thematic Strategy on air pollution…
Plant Watch A new plant for crude-oil processing to be built in Italy December 10, 2007 — ABB has won a contract worth more than $86 million from Eni SpA to design and construct a new oil processing plant in…
Gulf Ethanol Corp. (Houston, Tex.; edlinks.chemengonline.com/7368-541) recently acquired an exclusive license to the vortex-implosion-disintegrator technology developed by Meridian BioRefining (Dallas, Tex.). This high-velocity, high-pressure process can turn biomass into an easily processable cellulose powder in 5 – 10 s. The…
Rentech, Inc. (Los Angeles, Calif.; edlinks.chemengonline.com/7368-537) will build its first commercial synthetic fuels plant, using the company’s proprietary Fischer-Tropsch (FT) process, near Natchez, Miss. The plant will gasify locally purchased petroleum coke or barged-in coal, along with at least 5%…
UOP LLC (Des Plaines, Ill.; edlinks.chemengonline.com/7368-542) has partnered with the University of Southern California’s (USC) Loker Hydrocarbon Research Institute (Los Angeles; edlinks.chemengonline.com/7368-543) to develop and commercialize new technology to transform carbon dioxide into clean-burning alternative fuels. USC developed fundamental chemistry…
Basell Corp. (Frankfurt, Germany; edlinks.chemengonline.com/7368-540), the National Gas Co. of Trinidad and Tobago (T&T), Ltd. (NGC) and the National Energy Corp. of T&T, Ltd. (NEC; both Point Lisas, Port of Spain) have entered a memorandum of understanding (MOU) to construct…
Animal and vegetable oils and fats are a key renewable feedstock for making detergents, soaps, lubricants, paints, coatings, cosmetics and pharmaceuticals, as well as additives for plastics, rubber and textiles. However, a consequence of the current EU renewable-energy policy is…