3502730

Information

• Patent Grant
• 3502730

• References
• Source

• Patent Number

  3,502,730

• Date Filed

  Not available

• Date Issued

  Tuesday, March 24, 1970
  54 years ago

• CPC

  • C10M3/00 - Liquid compositions essentially based on lubricating components other than mineral lubricating oils or fatty oils and their use as lubricants Use as lubricants of single liquid substances
  • B01J31/0262 - comprising phosphinous acid (-ester) groups (R2P(OR’)) or the isomeric phosphine oxide groups (R3P=O)
  • C07C45/49 - by reaction with carbon monoxide
  • C07C45/50 - by oxo-reactions
  • C07F9/65683 - the ring phosphorus atom being part of a phosphine
  • C07F9/65685 - the ring phosphorus atom being part of a phosphine oxide or thioxide
  • C07F15/065 - without a metal-carbon linkage
  • C10L1/2608 - containing a phosphorus-carbon bond
  • B01J31/1875 - Phosphinites (R2P(OR), their isomeric phosphine oxides (R3P=O) and RO-substitution derivatives thereof)
  • B01J2231/70 - Oxidation reactions
  • B01J2531/44 - Lead
  • C10M2209/00 - Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
  • C10M2209/02 - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
  • C10M2209/10 - Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
  • C10M2223/06 - having phosphorus-to-carbon bonds
  • C10M2223/061 - Metal salts

• US Classifications

  • 568 - Organic compounds
  • 252 - Compositions
  • 504 - Plant protecting and regulating compositions
  • 508 - Solid anti-friction devices, materials therefor, lubricant or separant compositions for moving solid surfaces, and miscellaneous mineral oil compositions
  • 524 - Synthetic resins or natural rubbers
  • 987 - Organic compounds containing a bi, sb, as, or p atom or containing a metal atom of the 6th to 8th group of the periodic system