3900621

Information

• Patent Grant
• 3900621

• References
• Source

• Patent Number

  3,900,621

• Date Filed

  Not available

• Date Issued

  Tuesday, August 19, 1975
  49 years ago

• CPC

  • D04H1/645 - Impregnation followed by a solidification process
  • D04H1/4258 - Regenerated cellulose series
  • D04H1/4291 - Olefin series
  • D04H1/435 - Polyesters
  • D04H1/587 - characterised by the bonding agents used
  • D04H1/65 - using mixed or composite fibres
  • D06M15/227 - of hydrocarbons, or reaction products thereof
  • D06M15/263 - of unsaturated carboxylic acids Salts or esters thereof
  • D06M15/564 - Polyureas, polyurethanes or other polymers having ureide or urethane links Precondensation products forming them
  • D06N3/045 - with polyolefin or polystyrene (co-)polymers
  • D06N3/10 - with styrene-butadiene copolymerisation products or other synthetic rubbers or elastomers except polyurethanes
  • D06N3/144 - with polyurethane and polymerisation products
  • G08B17/113 - Constructional details

• US Classifications

  • 427 - Coating processes