MULTI-LAYER PROTECTIVE COATING FOR SUBSTRATE, METHOD FOR PROTECTING SUBSTRATE BY PLASMA DEPOSITION OF SUCH COATING, COATINGS OBTAINED AND APPLICATIONS THEREOF

摘要

The present invention relates to a protective, multilayer coating for a substrate and to a method for protecting a substrate by depositing a continuous and transparent amorphous inorganic coating essentially comprising silicon, carbon, nitrogen, oxygen and hydrogen using a plasma. /P P It also relates to the application of the coatings according to the invention to the protection of substrates, in particular against electrostatic charges.