Search for dissertations about: "Repeated extrusion"
Found 2 swedish dissertations containing the words Repeated extrusion.
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1. Recycling and durability of PVC materials focusing on pre- and post-consumer wastes from building products
Abstract : The potential for recycling various polymeric materials contained within buildings constructed in the late 1960s and 1970s in Sweden was investigated during the course of this work. Three residential blocks were studied to establish the quantity of materials available for recycling, to investigate the difficulty in and time needed for the dismantling of the buildings, the degree of purity of the materials, and the possibility of separating the materials. READ MORE
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2. Effects of Simulated Recycling on Polyolefin Materials
Abstract : Production and handling of waste is a matter of concern in most countries, and one way to reduce the amount of waste is recycling. Since synthetic polymers are made from non- renewable resources and are used in large amounts, often for short periods of time, they should be recycled in a sustainable society. READ MORE