SEALING ITEM

摘要

The present invention relates to a sealing article comprising an elastomeric and/or polymeric substrate and a plasma polymeric coating arranged thereon and consisting of carbon, silicon, oxygen, hydrogen and (i) fluorine or (ii) no fluorine and optionally usual impurities, the following relationships applying to the substance amount ratios in the plasma polymeric coating: 1.3:1≰n(O):n(Si)≰3.0:1 0.3:1≰n(C):n(Si)≰5.0:1 and preferably 0.5:1≰(n(H)+n(F)):n(C)≰3.0:1.