3507852

Information

• Patent Grant
• 3507852

• References
• Source

• Patent Number

  3,507,852

• Date Filed

  Not available

• Date Issued

  Tuesday, April 21, 1970
  55 years ago

• CPC

  • B01D11/0288 - Applications, solvents
  • C07C67/08 - by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds
  • C08B3/02 - Catalysts used for the esterification
  • C08B3/06 - Cellulose acetate
  • C08B3/08 - of monobasic organic acids with 3 or more carbon atoms
  • C08B3/22 - Post-esterification treatments, including purification
  • C08B37/0084 - Guluromannuronans, e.g. alginic acid

• US Classifications

  • 536 - Organic compounds