3790537

Information

• Patent Grant
• 3790537

• References
• Source

• Patent Number

  3,790,537

• Date Filed

  Not available

• Date Issued

  Tuesday, February 5, 1974
  50 years ago

• CPC

  • D21H17/455 - comprising tertiary amine or being at least partially quaternised
  • C02F1/54 - using organic material
  • C08F20/56 - Acrylamide Methacrylamide
  • C08F120/04 - Acids Metal salts or ammonium salts thereof
  • D21H17/34 - obtained by reactions only involving carbon-to-carbon unsaturated bonds
  • D21H17/37 - Polymers of unsaturated acids or derivatives thereof
  • D21H17/38 - containing crosslinkable groups
  • D21H21/20 - Wet strength agents

• US Classifications

  • 526 - Synthetic resins or natural rubbers
  • 162 - Paper making and fiber liberation
  • 210 - Liquid purification or separation
  • 525 - Synthetic resins or natural rubbers