3639528

Information

• Patent Grant
• 3639528

• References
• Source

• Patent Number

  3,639,528

• Date Filed

  Not available

• Date Issued

  Tuesday, February 1, 1972
  52 years ago

• CPC

  • D06P3/791 - using acid dyes
  • C08L23/02 - not modified by chemical after-treatment
  • Y10S8/928 - Polyolefin fiber
  • Y10S525/916 - Polymer from ethylenic monomers only, having cationic group

• US Classifications

  • 525 - Synthetic resins or natural rubbers
  • 008 - Bleaching and dyeing
  • 264 - Plastic and nonmetallic article shaping or treating: processes