PTFE Archives | The American Ceramic Society

PTFE

Silica nanoparticles make Teflon tougher

By Jim Destefani / May 21, 2013

Atomic force microscope image of 50-nm diameter silica nanoparticles on PTFE surface. Researchers at the University of Arkansas found that relatively low concentrations of the particles greatly improved PTFE wear resistance. Credit: M. Zou, University of Arkansas Well known as a nonstick surface in applications from kitchen tools to aerospace and medical components, polytetrafluoroethylene (Teflon)…

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SrTiO3-Filled PTFE Composite Laminates for Microwave Substrate Applications

By / January 28, 2010

Volume 6 Issue 5, Pages 553 – 561 Surendran Rajesh, Kodakkattu Purushothaman Murali, Kunnathodi Vijayaraghavan Rajani, Ravendran RatheeshPublished Online: May 26 2009 5:03PM DOI: 10.1111/j.1744-7402.2009.02389.x ABSTRACT Strontium titanate (SrTiO3) filled polytetrafluroethylene (PTFE) substrates were fabricated through sigma mixing (SM), extrusion (E), calendering (C) followed by hotpressing (H) (SMECH) process. The filler dispersion in the polymer…

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