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Latest News: Technologies

Imitating nature leads to a separator for oil droplets

Separation of micron-sized oil droplets from water is difficult by conventional methods. A Chinese team has developed an oleophilic array of conical needle structures that can continuously collect micron-sized oil droplets from an oil-water mixture with high efficiency and high…

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April Chementator Briefs

Ammonia synthesis Last month, Haldor Topsøe A/S (Lyngby, Denmark; www.topsoe.com) introduced a new ammonia-synthesis catalyst. Tradenamed KM 111, the new catalyst is a magnetite-based catalyst developed for optimal performance in the lower beds of NH3 converters. The KM 111 catalyst…

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Bio-isobutene fermentation process to be piloted

Construction is underway in France on a pilot plant for what is believed to be the first fermentation process capable of directly producing the light olefin isobutene. Global Bioenergies (Evry, France; www.global-bioenergies.com) expects to begin operations of a 500-L fermentation…

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March Chementator Briefs

  Renewable 5-HMF Last month, commercial-scale production of high-purity 5-hydroxymethylfurfural (5-HMF) started at the Biochem-1 facility operated by AVA Biochem (Muttenz, Switzerland; www.ava-biochem.com). In the first phase, the facility will produce 20 metric tons (m.t.) per year of 5-HMF —…

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This pathway from cellulose to p-xylene eliminates saccharification step

A new chemical process is set to create bio-based p-xylene from cellulosic waste. Micromidas (West Sacramento, Calif.; www.micromidas.com) opened a pilot plant in December 2013 that converts cellulosic waste materials, such as rice hulls, switchgrass, sawdust and cardboard to bio-based…

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A new spin on enzymatic reactions

A new process-intensification technology to accelerate the rate of enzymatic reactions has been developed by researchers from the Dept. of Chemical Engineering, University of Bath (U.K.; www.bath.ac.uk). The so-called spinning cloth disc reactor (SCDR) is based on, but extends the…

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Commercial debut for a low-cost stationary energy-storage system

A novel battery chemistry that uses a water-based electrolyte has allowed developer Aquion Energy Inc. (Pittsburgh, Pa.; www.aquionenergy.com) to achieve a low-cost and safe battery with long cycle life for stationary energy-storage applications. The Aquion battery technology, now entering its…

In-situ chemical remediation of soil and groundwater

Geo-Cleanse International, Inc. (Mata- wan, N.J.; www.geo-cleanse.com) has developed a new method for ridding soil and groundwater of chloromethanes, Freon and other difficult-to-treat contaminants without the need for digging and offsite soil treatment. The Geo-Cleanse process was inspired by research…

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New ceramic membranes for oxygen separation

Researchers from Curtin University’s Fuels and Energy Technology Institute (Perth, Western Australia; www.curtin.edu.au), led by professors Gordon Parkinson and Chun-Zhu Li, have won the Mitsubishi Corp. Western Australia Innovator of the Year award for creating a new membrane that speeds…

Recovering and purifying byproduct and waste ethylene glycol

GlyEco Inc. (Phoenix, Ariz.; www.glyeco.com) has developed a process for recovering and purifying ethylene glycol from a number of industrial byproduct and waste streams so that it meets an ASTM International (West Conshohocken, Pa.; www.astm.org; formerly American Society for Testing…