Nafion Powder for the Production of Fuel Cell Electrodes
7 Jan 2015In this application note, the Freezer/Mill was used to obtain a very fine powder of Nafion, despite it being a very soft and flexible polymer. No particle size determination was carried out because the thickness of the applied layer was specified at a particle size of less than 25μm.
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6875D Freezer/Mill®
SPEX SamplePrep, LLCThe 6875D Freezer/Mill® is a high-throughput, dual chamber cryogenic grinder with a self-contained liquid nitrogen tub and insulated case. Specifically designed for cryogenic grinding and pulverizing of tough and/or temperature sensitive samples in a grinding vial immersed in liquid nitrogen. This mill chills samples in liquid nitrogen then pulverizes them with a magnetically driven impactor. The new high resolution display is user-friendly and shows the each stage of the grinding process. It also shows the Run history, Training videos and manuals and a complete listing of accessories.