What are the uses of Teflon sheet in laser printers?

The top sites I found in a search use it for dye transfer to fabric or other material from a color laser printer.





Find the word ';teflon'; on these web pages for examples:


http://www.transfertechnology.com/laserp鈥?/a>





http://www.dyesub.org/articles/whatdoine鈥?/a>





http://www.colorsublimation.com/cm_about鈥?/a>