Triarylarsines as catalysts for converting isocyanates to carbodiimides

• US 3,406,198 A
• Filed: 08/05/1966
• Issued: 10/15/1968
• Est. Priority Date: 08/05/1966
• Status: Expired due to Term

• Current Assignee: Edward G. Budnick
• Original Assignee: Edward G. Budnick
• Inventors: Budnick, Edward G.
• Application Number:
  US04/570,420
• Time in Patent Office: 802 Days
• US Class Current: 564/252
• CPC Class Codes: C07C 265/14 containing at least two isocyanate groups bound to the same carbon skeleton
• CPC Class Codes: C07F 9/74 Aromatic compounds
• CPC Class Codes: C08G 18/02 of isocyanates or isothiocyanates only

Claims