Invention Grant
US3776845A Dry film lubricant consisting of synthetic resin,fluorinated graphite,and solid lubricants such as molybdenum disulfide,graphite,and polytetrafluoroethylene 失效
合成树脂,氟化石墨和固体润滑剂的干膜润滑剂,如钼酸盐,石墨和聚四氟乙烯

Dry film lubricant consisting of synthetic resin,fluorinated graphite,and solid lubricants such as molybdenum disulfide,graphite,and polytetrafluoroethylene
Abstract:
A NOVEL COATING COMPOSITION FOR DRY FILM LUBRICANT WHICH COMPRISES A SYNTHETC RESIN FRO PAINT CONTAINING DISPERSED THEREIN A MIXTURE OF AT LEAST ONE CONVENTIONAL LUBRICATING MATERIAL HAVING A PARTICLE SIZE OF UP TO 60 MICRONS, SUCH AS MOLYBDENUM DISULFIDE POWDER, GRAPHITE POWDER OR POLYTETRAFLUOROETHYLENE POWDER, AND A FINE FLUORINATED GRAPHITE POWDER HAVING A PARTCLE SIZE OF UP TO 60 MICRONS, THE PROPORTION OF SAID SYNTHETIC RESIN TO SAID MIXTURE BEING 90:10 TO 10:90, PEFERABLY 60:40 TO 40:60, BY WEIGHT AND THE PROPORTON OF THE CONVENTIONAL LUBRICATING MATERIAL TO THE FLUORINATED GRAPHITE POWDER BEING 99.5:0.5 TO 5:95, PREFERABLY 70:30 TO 30:70, BY WEIGHT. SAID COATING COMPOSITION HAS AN INCREASED CRITICAL PV VALUE AND SUBSTANTIALLY THE SAME FRICTION COEFFICIENT AS THAT OF A CONVENTIONAL ONE. THE DRY FILM OF THE COATING COMPOSITION ACTS AS A DURABLE, SOLID LUBRICANT.
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