2400544

Information

• Patent Grant
• 2400544

• References
• Source

• Patent Number

  2,400,544

• Date Filed

  Not available

• Date Issued

  Tuesday, May 21, 1946
  78 years ago

• CPC

  • D21H23/76 - characterised by choice of auxiliary compounds which are added separately from at least one other compound
  • D21H17/14 - Carboxylic acids Derivatives thereof
  • D21H17/06 - Alcohols Phenols Ethers Aldehydes Ketones Acetals Ketals
  • D21H17/67 - Water-insoluble compounds
  • D21H17/69 - modified
  • D21H21/14 - characterised by function or properties in or on the paper
  • D21H23/02 - characterised by the manner in which substances are added

• US Classifications

  • 205 - Electrolysis: processes, compositions used therein, and methods of preparing the compositions
  • 162 - Paper making and fiber liberation
  • 174 - Electricity: conductors and insulators