3298977

Information

• Patent Grant
• 3298977

• References
• Source

• Patent Number

  3,298,977

• Date Filed

  Not available

• Date Issued

  Tuesday, January 17, 1967
  58 years ago

• CPC

  • C08G69/30 - Solid state polycondensation
  • C08F2/08 - with the aid of dispersing agents for the polymer
  • C08F2/36 - Polymerisation in solid state
  • C08F36/04 - conjugated
  • C08F291/02 - on to elastomers
  • C08F297/04 - polymerising vinyl aromatic monomers and conjugated dienes
  • C08G63/02 - Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
  • C08G63/08 - Lactones or lactides
  • C08G65/08 - Saturated oxiranes
  • C08G69/18 - Anionic polymerisation
  • C08G69/24 - Pyrrolidones or piperidones

• US Classifications

  • 528 - Synthetic resins or natural rubbers