CMC 15141 is a self-adhesive insulating tape based on highly hydrolysis-resistant PPSU film, recommended as subgasket frame material in PEM fuel cells. A protective liner is included. The tape has a substrate thickness of 0.025 mm and a total thickness of 0.040 ± 0.005 mm. It features an acrylic adhesive with adhesive strength ≥ 2 N/cm, temperature performance up to 155°C, insulation class F according to IEC 60085, breakdown voltage ≥ 5,000 Veff based on IEC 60243-1, tensile strength ≥ 12 N/cm, and elongation at break ≥ 40%. It is RoHS and REACh compliant.
CMC Klebetechnik GmbH is a German manufacturer of technical adhesive tapes and specialized coated films. For the hydrogen industry, they specialize in producing ultra-thin, hydrolysis-resistant sub-gasket films (such as PEN, PEEK, and PPS) that mechanically stabilize and seal Membrane Electrode Assemblies (MEAs) in PEM fuel cells and electrolyzers.
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