PROCESS FOR LUBRICATING ACCESSORIES OF CASSETTES CONTAINING MAGNETIC TAPES

摘要

Process for protecting magnetic tapes, during their operation, from the friction and wear caused by the contact with accessories, either or not metallic, forming the cassette which contains said tapes, characterized in that said accessories are lubricated with a neutral perfluoropolyethereal fluid or with a perfluoropolyethereal fluid having functional groups at one or both ends of the polymeric chain.