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Processing & Handling

High-pressure CO2 without an external cooling bath

The SFT-10 Liquid Carbon Dioxide pump features advanced thermoelectric technology that allows the generation of high pressure without the need for an external cooling bath. The SFT-10 can pressurize carbon dioxide up to 10,000 psi at flowrates from 0.01 to…

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September Chementator Briefs

Phosgenation scaleup At the end of July, Bayer MaterialScience AG (BMS; Leverkusen, Germany; www.bayerbms.com) 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 —…

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Calculate Liquid Volumes in Tanks with Dished Heads

This article presents equations that allow the user to calculate liquid volume as a function of liquid depth, in both vertically and horizontally oriented tanks with dished heads. The equations accommodate all tank heads that can be described by two…

BASF to increase production capacity for copper and copper-chrome catalysts

BASF (Ludwigshafen, Germany; www.basf.com) announced this week that its catalyst division will begin a new round of capital investment projects to increase production capacity for copper and copper-chrome catalysts. These investments are aimed at improving catalyst manufacturing efficiency to meet…

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Commercial launch of a new asymmetric hydrogenation catalyst

The Fine Chemicals Div. of Takasago International Corp. (Takasago; Tokyo, Japan; www.takasago.com) has commercialized a new, highly efficient asymmetric hydrogenation catalyst for producing chiral alcohols — key chemicals for the production of pharmaceuticals, fragrances and agrochemicals. The ruthenium-complex catalyst is…

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Silicon passes a test in water-splitting

The use of solar energy to split water into hydrogen and oxygen is an appealing idea, given that sunlight is abundant in many parts of the world, but one of the challenges to its development is to find a suitable…

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A new HPCA monomer

Last month, BASF SE (Ludwigshafen, Germany; www.basf.com) launched a new crosslinking acrylate monomer, hydroxpropl carbamate acrylate (HPCA), which is said to shorten the processing time for the manufacture of carbamate-based polymers. HPCA enables crosslinkable carbamate units to be incorporated into…

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U.S. power plant goes dry for handling bottom ash

Practically all of the coal-fired power plants in the U.S. collect ash from the bottoms of their boilers using a wet system — the ash falls into hoppers that are partially filled with water, and once or twice per shift…

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Fuel-cell anode

A new anode material with nanostructured interfaces between barium oxide and nickel prevents deactivation by coking in solid-oxide fuel cells (SOFCs) using carbon-containing fuels. The material offers a path to low-cost, low-emission SOFCs that can convert gasified carbon fuels to…

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August Chementator Briefs

  Graphene from dry ice Researchers at Northern Illinois University (NIU; DeKalb, Ill.; www.niu.edu) discovered a new method for producing graphene that involves burning pure magnesium metal in dry ice. The method, which is capable of producing large quantities of…