Topic of the Month: December 2014

Using waste to meet the demand for bioplastic

Poly(lactic acid) or polylactide (PLA) is a biodegradable thermoplastic aliphatic polyester derived from renewable resources, such as corn starch (in the United States), tapioca roots, chips or starch (mostly in Asia), or sugarcane (in the rest of the world).[2]

Strong demand for polylactic acid

Strong demand for bioplastic

Crude biodiesel contains substantial amounts of glycerol (dark phase). (Photo: Bo Cheng / ETH Zurich)

Glycerol has potential

Focus on catalysis technology

Catalysed polylactic acid production

The use of biodegradable plastic packaging made of polylactic acid (PLA) is spreading. Since this year, PLA cups are available also in the ETH canteens. (Photo: Bo Cheng / ETH Zurich)

A reduction of one third in carbon dioxide emissions

Literature reference

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December 2018: The story of the raincoat

Autumn has arrived, winter is upon us. The wet and cold season can be very multiform. But, as the saying goes, there is no bad weather, only the wrong clothing. So, you couch potatoes, watch out: When the rain falls from the sky, pull the raincoat over and out into the fresh air. Dry feet, figuratively speaking, thanks to the British chemist ...
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