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Improving the efficiency of solar desalination

Researchers from Nanjing University (Nanjing, China; www.nju.edu.cn) have reported a solar desalination device that is claimed to be much more efficient than existing devices. While typical solar-powered desalinators are not very efficient — only about 30 to 45% of the…

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Extending biomass catalyst life by removing minerals

Anellotech Inc.’s (Pearl River, N.Y.; www.anellotech.com) biomass-to-aromatics (Bio-TCat) process pyrolyzes woody biomass and converts the pyrolysis gases to aromatic hydrocarbons using zeolite catalysts in one reactor (see Chem. Eng., March 2016, p. 7; www.chemengonline.com/anellotech-receives-investment-for-bio-based-btx-development-plant). Pyrolysis is the rapid decomposition of…

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New excipient enhances drug solubility

A newly launched pharmaceutical excipient (inactive ingredient providing a vehicle for delivery of oral dosage) enhances the solubility of active pharmaceutical ingredients (APIs) that have poor bioavailability. Tradenamed Parteck MXP, the excipient is a polyvinyl alcohol-based material developed by MilliporeSigma…

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Commercial debut for a new PLA-production process

To reduce dependency on petroleum-based plastics, thyssenkrupp Industrial Solutions AG (Essen, Germany; www.thyssenkrupp-industrial-solutions.com) has developed a new manufacturing process for producing the biopolymer polylactide (PLA). The company is now building the first commercial plant based on its patented PLA neo…

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Chementator Briefs

HVAC cooling tower A newly introduced cooling tower for building heating, ventilation and air conditioning (HVAC) has both its structural casing and fill made from high-density polyethylene (HDPE) resin that contains additives designed to prevent the growth of microorganisms and…

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Paint a thermoelectric device onto any shaped surface to recover waste heat

Scientists from Ulsan National Institute of Science and Technology (UNIST; Ulsan, South Korea; www.unist.ac.kr), led by Prof Jae Sung Son, have succeeded in producing high-performance, solid-state thermoelectric (TE) materials with liquid-like properties that can be easily brush-painted on surfaces of…

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Laminate packaging that is easier to recycle

A collaboration between ExxonMobil Chemical Co. (EMCC; Spring, Tex.; www.exxonmobilchemical.com) and Thanh Phu Plastic Packaging Co. (TPPP; Ho Chi Minh City, Vietnam; www.thanhphupack.com) has resulted in the development and commercialization of laminate packaging materials that can be collected and recycled…

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This process converts organic food waste to liquid fertilizer

Large supermarkets routinely waste 500 lb of food daily from past-due produce, deli and meat scraps and other sources. A new process developed by California Safe Soil (CSS; McClellan, Calif.; www.calsafesoil.com) converts the nutrient-rich waste food into a liquid fertilizer…

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A very fast way to continuously synthesize zeolites

For a long time, it has been believed that the crystallization of zeolites is, by nature, a very slow process. The hydrothermal synthesis of zeolites is normally performed batchwise, requiring crystallization times on the order of days. Now, Toru Wakihara…

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Australians move to supply vanadium for redox flow batteries

Two Australian companies — Australian Vanadium Ltd. (AVL; www.australianvanadium.com.au) and TNG Ltd. (both Perth; www.tngltd.com.au) — are now able to produce commercial-grade vanadium electrolyte for use in vanadium redox-flow batteries (VRFBs). Those batteries are increasingly gaining favor, primarily for grid-scale…