Corona treatment and recycling

Jan 28, 2005 2 Replies

Hello



Has anyone here had any experience with recycling PP film that has been corona treated? I know that corona treatment oxidizes putting oxygen and nitrogen groups on the surface. I assume that oxidation has some sort of affect recycled polymer, but how much? Can it be controlled with AO?



Thanks for any thoughts.


robre



The amount of oxidation is minimal. When I used to work for a BOPP manufacturer, we would put the coronoa treated film into the regrind without a second thought.

John

Thanks, John. I was hopeing someone would say that.

robre

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