Invention Grant
- Patent Title: Dry film lubricant consisting of synthetic resin,fluorinated graphite,and solid lubricants such as molybdenum disulfide,graphite,and polytetrafluoroethylene
- Patent Title (中): 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
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Application No.: US3776845DApplication Date: 1970-05-11
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Publication No.: US3776845APublication Date: 1973-12-04
- Inventor: ISHIDA Y , WATANABE N , KUSUNO H
- Applicant: NIPPON PAINT CO LTD , NIPPON CARBON CO LTD
- Assignee: Nippon Paint Co Ltd,Nippon Carbon Co Ltd
- Current Assignee: Nippon Paint Co Ltd,Nippon Carbon Co Ltd
- Priority: JP3775669 1969-05-16
- Main IPC: C10M111/04
- IPC: C10M111/04 ; C08L27/00 ; C08L27/12 ; C08L63/00 ; C09D5/00 ; C10M169/00 ; C10N10/12 ; C10N20/06 ; C10N30/00 ; C10N40/02 ; C10N50/08 ; F04C15/00 ; F04C29/00 ; F04C29/02 ; C10M7/14 ; C10M7/06 ; C10M7/28
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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