Seán Ottewell's profile photo

Seán Ottewell

United States

Editor At Large at Chemical Processing

Editor at Freelance

Articles

  • 1 week ago | chemicalprocessing.com | Seán Ottewell

    Plastic Recycling Patents Reveal Global Innovation TrendsWinners and losers in the recycling technology development race. A Circularity of TiresAt the end of January, Tokai Carbon, Tokyo, Japan, announced the launch of a project to develop processing technologies for Eco-Carbon Black (eCB) extracted from polymer products such as end-of-life tires containing rubber.

  • 2 weeks ago | chemicalprocessing.com | Seán Ottewell

    The broader vision for our project is to develop pathways for small-scale production and experimental fabrication using renewable biomaterials. Which U.S. industry is worth $350 billion per year and employs 2.2 million people spread across every single state and territory? Think espressos, lattes and cappuccinos; lots and lots of them, according to the National Coffee Association (NCA).

  • 3 weeks ago | chemicalprocessing.com | Seán Ottewell

    Processing EquipmentReaction & SynthesisChemical Looping Prevents Poisoned CatalystNovel catalyst tackles contamination in polymerization processes. Matt Jacob/University of MinnesotaFigure 1. The experimental set up included mass flow controllers, a furnace to heat the reactor, a recirculating pump to move the gases around, a gas chromatograph (GC) to monitor gas composition, and process lines to route the gases around between the reactor, pump, and GC.

  • 1 month ago | chemicalprocessing.com | Seán Ottewell

    Processing EquipmentReaction & SynthesisHydrogen Activation Catalyst Harnesses Boron and SodiumResearchers started with the concept of frustrated Lewis pairs, which are incredibly reactive and capable of activating bonds in normally stable molecules. Researchers in Japan have developed a transition metal-free catalyst for activating hydrogen.

  • 1 month ago | chemicalprocessing.com | Seán Ottewell

    Sixty years after Kevlar was first developed in a DuPont lab, the para-aramid polymer fiber’s heat resistance, high tensile strength and light weight have made it the stock-in-trade for a diverse set of applications. Possibly best known today for its use in ballistic armor, the polymer now is no stranger to industries including aerospace, automotive, PPE, adhesives and sealants, and emergency response, for example.

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