3865775

Information

• Patent Grant
• 3865775

• References
• Source

• Patent Number

  3,865,775

• Date Filed

  Not available

• Date Issued

  Tuesday, February 11, 1975
  49 years ago

• CPC

  • D06P1/52 - using compositions containing synthetic macromolecular substances
  • A61L15/60 - Liquid-swellable gel-forming materials
  • C08J9/28 - by elimination of a liquid phase from a macromolecular composition or article
  • C08K3/0075 - Metal containing compounds according to more than one of the "one dot" groups of C08K3/10 - C08K3/40
  • C08L31/04 - Homopolymers or copolymers of vinyl acetate
  • C08L33/06 - of esters containing only carbon, hydrogen and oxygen, which oxygen atoms are present only as part of the carboxyl radical
  • D04H1/66 - at spaced points or locations
  • D06M11/62 - Complexes of metal oxides or complexes of metal salts with ammonia or with organic amines
  • D06M15/01 - with natural macromolecular compounds or derivatives thereof
  • D06M15/09 - Cellulose ethers
  • D06M15/244 - of halogenated hydrocarbons
  • D06M15/263 - of unsaturated carboxylic acids Salts or esters thereof
  • D06M15/333 - of vinyl acetate Polyvinylalcohol
  • C08J2201/0547 - the non-solvent being aqueous
  • C08L1/08 - Cellulose derivatives
  • C08L5/04 - Alginic acid Derivatives thereof

• US Classifications

  • 524 - Synthetic resins or natural rubbers
  • 523 - Synthetic resins or natural rubbers