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World’s highest-purity lithium plant announces commercial launch

A facility that produces high-purity lithium carbonate for use in the growing market for electrolytes in electric-vehicle batteries has begun commercial operations in Imperial Valley, Calif. The 500-ton/yr plant, operated by Simbol Materials (Pleasanton, Calif.; www.simbolmaterials.com), is the only producer…

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Supercritical water process converts biomass to sugars

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.; www.renmatix.com) has developed a process that uses…

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November Chementator Briefs

  New block copolymer Nexar is the tradename of a block copolymer product recently commercialized by Kraton Performance Polymers (Houston; www.kraton.com) that has unique water-transport properties. Building on its earlier work in anionic polymerization of styrene-butadiene block copolymers, the company…

Predictive process control at a refinery wastewater treatment plant

To date, the difficult-to-treat contaminants and their related biological inhibition in petroleum refinery wastewater have defied efforts to bring predictive and mathematical process control to biological wastewater-treatment systems. Now, for the first time, engineers at Refinery Water Engineering & Associates…

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A new catalyst for asymmetric-transfer-hydrogenation reactions

The Fine Chemicals div. of Takasago International Corp. (Tokyo, Japan; www.takasago.com) has commercialized Deneb: Oxo-Tethered Ruthenium (II) Complex, which shows higher catalytic activities compared to conventional RuCl (arene)(N-sulfonylated diamine) catalyst systems. The higher activity enables a reduction in catalyst loading…

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Waste-to-ethanol plant on pace for mid-2012 operation

Impending standards requiring that cellulosic ethanol be used in gasoline blending have focused attention on building a capacity for bioethanol from non-food sources. In a development that may begin to meet that need, a plant employing a unique method for…

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U.S. production is scheduled for a critical metal

China produces about 98% of the world’s electrolytic manganese metal (EMM), a vital ingredient used in specialty steels, aluminum and electronics. In contrast, the U.S. produces no EMM, says Nick Weir, an executive with U.S. American Manganese Inc. (AMY; White…

Slash sewage-sludge volumes with this add-on digester

A 60% reduction in the sludge volume was achieved at the sewage treatment plant of Noboribetu City, Hokkaido, Japan, after installing a Bio-Diet SBD-1200 system from Nippon Steel Kankyo Engineering Co. (NSKE; Tokyo, www.nske.co.jp). The demonstration unit, developed at the…

A fast way to recover CO2

A rapid pressure-swing-adsorption (rPSA) system to separate carbon dioxide from fluegas is being developed by W.R. Grace & Co. (Columbus, Md.; www.grace.com) and three partners under a $3 million grant from the U.S. Dept. of Energy (DOE; Washington, D.C.; www.energy.gov).…

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A high-performance electrode material for lithium-ion batteries

A huge market for lithium ion batteries is expected to develop as car makers move toward electric vehicles. However, improvements in the batteries’ energy and power density are needed. It is also desirable to replace the common, high-cost lithium cobalt…