Open burning of plastics and other material is common in Guiyu, China in order to reduce the waste to metals.
© Basel Action Network
The volumes of “electro(nic)” waste increase steadily. This waste contains approximately 20% plastics, mainly high impact polystyrene (HIPS) and acrylonitrile butadiene styrene (ABS).
The addition of flame retardants (mainly brominated organic compounds, which can decompose through thermal treatment - also when being extruded - to highly toxic reaction products) prohibits the classical plastic recycling through a melt process (re-granulation), because it would increase the decomposition reactions.
This is why approximately 70% of the electronic waste of Europe and the USA is exported to China, because there "High-Tech" recycling and energy recovery is possible without any regulation from authorities.
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In a worldwide comparison study of the British non-profit-organisation WRAP (The Waste and Resources Action Programme), that lasted from 1 October 2004 until 31 May 2006, the CreaSolv® Process performed ecologically and economically as the best one. This finding was supported by a comprehensive Environmental Impact Assessment according ISO 14040 (Appendix 5 of WRAP Final Report).
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In a project with the Austrian Center of Excellence Electronics & Environment KERP in Vienna the Fraunhofer IVV has proven that heavily poluted light shredder fractions can be recycled. With the CreaSolv®-Process the Electro- and waste-handling industry can produce plastics, which meet the European "RoHS-Guideline": Since 1 July 2006 dangerous Substances like lead, mercury, cadmium, hexavalent chrome, polybrominated biphenyls (PBB) or polybrominated diphenylethers (PBDE) are banned in new electro or electronic appliances.
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