3502422

Information

• Patent Grant
• 3502422

• References
• Source

• Patent Number

  3,502,422

• Date Filed

  Not available

• Date Issued

  Tuesday, March 24, 1970
  54 years ago

• CPC

  • C08L23/10 - Homopolymers or copolymers of propene
  • C08L23/02 - not modified by chemical after-treatment
  • C08L67/02 - Polyesters derived from dicarboxylic acids and dihydroxy compounds
  • D06P1/6422 - Compounds containing nitro or nitroso groups
  • D06P1/65125 - Compounds containing ester groups
  • D06P1/65156 - Halogen-containing hydrocarbons
  • D06P1/653 - Nitrogen-free carboxylic acids or their salts
  • D06P1/67316 - Acids
  • D06P3/521 - using acid dyes
  • D06P3/791 - using acid dyes
  • C08K5/09 - Carboxylic acids Metal salts thereof Anhydrides thereof
  • C08L39/08 - Homopolymers or copolymers of vinyl-pyridine
  • C08L2203/12 - used for fibers
  • C08L2205/16 - Fibres Fibrils

• US Classifications

  • 008 - Bleaching and dyeing