3133890

Information

• Patent Grant
• 3133890

• References
• Source

• Patent Number

  3,133,890

• Date Filed

  Not available

• Date Issued

  Tuesday, May 19, 1964
  60 years ago

• CPC

  • C09J129/04 - Polyvinyl alcohol Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
  • C08B31/04 - of organic acids
  • C09J103/04 - Starch derivatives
  • C09J135/08 - Copolymers with vinyl ethers
  • C08L3/00 - Compositions of starch, amylose or amylopectin or of their derivatives or degradation products
  • C08L35/08 - Copolymers with vinyl ethers

• US Classifications

  • 525 - Synthetic resins or natural rubbers