Method for cleaning up materials that result from the recycling of furniture, in particular mattresses, bed bases and seats
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United States of America Patent
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Issued Date -
Aug 15, 2013
app pub date -
Jul 25, 2011
filing date -
Jul 29, 2010
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Abandoned
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Abstract
The invention relates to a method for cleaning up recycled materials that result front the recycling of furniture, the method comprising the following steps:
- a step of providing recycled materials that result from the recycling of furniture, these materials containing an initial quantity of at least one chemical compound from the following list: VOCs (volatile organic compounds), formaldehyde, dimethylformamide, chlorophenol;a step of grinding the recycled materials;a thermal treatment step, during which the ground recycled materials are brought to a temperature of greater than 150° C., the ground recycled materials having, after the thermal treatment step, a final quantity of said chemical compound which is less than the initial quantity.
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