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Polymer-based membranes offer alternative to thermal processes for separating hydrocarbon and crude oil mixtures

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Polymer-based membranes developed at KAUST could enable greener and cheaper industrial separation approaches. Separation processes, such as distillation and evaporation, are central to the chemical, pharmaceutical and petrochemical industries, but they are also energy intensive, expensive and polluting.

Polymer 186
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Study finds automobile tires are a potential source of carcinogenic dibenzopyrenes to the environment

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A new study by researchers from Stockholm University concludes that automobile tires may be a potential previously unknown source of carcinogenic dibenzopyrenes—a type of high molecular weight polycyclic aromatic hydrocarbon (PAH)—to the environment. 60% rubber polymers; 20?35% kg dibenzopyrenes, respectively.

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Thordon Bearings Retrofitting Ocean-Going Vessels With Seawater-Lubricated Propeller Shaft Bearings To Reduce Stern-Tube Oil Pollution; Annual Leaks Estimated at About 2x Exxon Valdez Spill

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At last week’s Ocean Innovation 2009 conference in Victoria, British Columbia, Craig Carter, Director of Marketing and Customer Service at Thordon Bearings detailed the company’s progress in the retrofitting of large ocean-going vessels with seawater-lubricated propeller shaft bearings to reduce waterborne pollution.

Oil 220
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EPA announces 2011 Presidential Green Chemistry Challenge Awards; green chemistry market opportunity projected to be $98.5B by 2020, about 2% of total market

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The awards recognize pioneering chemical technologies developed by leading researchers and industrial innovators who are making significant contributions to pollution prevention in the United States. Fermentation requires no organic solvent, and the water used is recycled. billion in 2011 to $98.5 billion by 2020.

Green 236
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New LLNL membrane bridges operational gap between low- and high-temperature PEM fuel cells; potential for lower cost systems

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By increasing the operational flexibility, this class of fuel cell can simplify the requirements for heat and water management, and potentially reduce the costs associated with the existing fully functional fuel cell systems. Currently, two main classes of polymer-based fuel cells exist.

Fuel 150
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Empa researchers investigate release of micro-rubber particles from tires into environment

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Although the presence of microplastics in the environment is raising concerns, the amount of microplastics in air and water is small compared to another polymer that pollutes air and water: micro rubber. 22 kilotonnes of micro rubber have accumulated in the environment in Switzerland. 2019.113573.

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Ford Increasing Use of Renewable and Recyclable Materials in Vehicles

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For example, the European Ford Focus uses recycled polymer in such components as the battery tray, wheel arch liners, seat fabric and carpets. Materials engineers are in the process of determining if recycled polymer can be used for similar components in the global Focus coming to North America and Europe in 2011.

Ford 218