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MHI and Nippon Shokubai receive approval for project on decentralized ammonia cracking

Mitsubishi Heavy Industries, Ltd. (MHI; Tokyo, Japan; www.mhi.com) and Nippon Shokubai Co., Ltd. (Osaka, Japan; www.shokubai.co.jp) have received approval for their jointly submitted proposal to Japan's New Energy and Industrial Technology Development Organization (NEDO) for its "Development of Technologies for…

Evonik expands long-chain polyamide production capacity in China

Evonik (Essen, Germany; www.evonik.com) announced today the successful trial production of the second polyamides reactor at its Shanghai, China site. The achievement paves the way to doubling Evonik’s long-chain polyamides production capacity in Asia, and strengthening the company’s market-leading role…

November 2025 editorial roundup

The following is a video of senior editors Mary Page Bailey and Scott Jenkins discussing some of the highlights from the November 2025 issue of Chemical Engineering.  To watch, click the video link below: YouTube Link https://youtu.be/11eYPn5G-MA  

Chevron Lummus announces agreement on ART catalyst portfolio

Chevron Lummus Global (CLG; Houston, Tex.; www.chevronlummus.com) announced an agreement that will enhance CLG's catalyst business by reshaping how it develops, sells and supports a portion of the Advanced Refining Technologies (ART or ART Hydroprocessing™) catalyst portfolio. A premier provider…

Ultra-rapid electron curing streamlines electrode manufacturing

A new electron-curing system has demonstrated a high-speed, solvent-free production process for powerful battery electrodes at industrial scale. The production process, operated by Kodak Co. (Rochester, N.Y.; www.kodak.com) using the RaiCure™ platform developed by Ateios Systems Inc. (Newberry, Ind.; www.ateios.com),…

CO2-utilization technology makes renewable acrylonitrile

Nearly all of the currently produced building-block chemical acrylonitrile (AN) results from the ammoxidation of propylene, a process that requires precise heat control and generates several toxic side products, such as hydrogen cyanide. The startup company Mars Materials (Houston, Tex.;…

MOF story shows science’s strengths

In October, the Royal Swedish Academy of Sciences awarded the 2025 Nobel Prize for chemistry to three pioneers who were instrumental in the development of metal-organic frameworks (MOFs). Richard Robson (University of Melbourne; www.unimelb.edu.au), Susumu Kitagawa (Kyoto University; www.kyoto-u.ac.jp and…

Novel electrolyzer reshapes power conversion and efficiency for green-hydrogen production

Eliminating the traditional electrolyte from electrolysis, a new electrolyzer design is aiming for higher efficiencies and lower costs in green hydrogen production. Tobe Energy (Oklahoma City, Okla.; www.tobe.energy) has developed a high-voltage all-stainless-steel electrolysis system that operates at much lower…

Improved version of PFAS capture-and-destruction technology commissioned in Germany

Following regulations for drinking water, increasingly stringent limits for per- and polyfluoroalkyl substances (PFAS) in industrial wastewater are anticipated, necessitating improved technology to handle higher rates of removal, as well as to destroy the compounds in concentrated samples. Gradiant (Boston,…

Agitator Impeller Hydraulic Force in Mixing Vessels

Understanding the forces acting on agitator impeller blades during turbulent flow in a mixing vessel is essential for successful and efficient operation. Presented here is information on the hydraulic force, its source, and how to calculate it Mechanically agitated vessels…