3M promotes PTFE recycling technology


Polytetrafluoroethylene's (PTFE) ability to withstand extreme temperatures and harsh chemical environments makes it appealing for a number of applications but also makes it difficult to deal with in end-of-life, but not any more, according to 3M.

3M subsidiary Dyneon GmbH is currently constructing a PTFE recycling plant at an integrated production site located in southern Germany, with an annual capacity to recycle 500 metric tons of PTFE waste, converting it back to full-value raw materials.

Used in the chemical, automotive, semiconductor, and aerospace markets in a variety of applications, such as pumps, tapes, and automotive parts, PTFE presents a particular problem with regards to process waste.

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