Compositions and method for curing hydroxy hydrocarbonyl substituted siloxane resins

• US 2,925,402 A
• Filed: 02/14/1955
• Issued: 02/16/1960
• Est. Priority Date: 02/14/1955
• Status: Expired due to Term

• Current Assignee: John L. Speier
• Original Assignee: John L. Speier
• Inventors: Speier, John L.
• Application Number:
  US03/488,163
• Time in Patent Office: 1,828 Days
• US Class Current: 528/28
• CPC Class Codes: C08G 18/61 Polysiloxanes
• CPC Class Codes: C08G 77/16 to hydroxyl groups
• CPC Class Codes: C08G 77/458 containing polyurethane sequences
• CPC Class Codes: C08L 83/00 Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers
• CPC Class Codes: C08L 83/04 Polysiloxanes
• CPC Class Codes: C09D 183/04 Polysiloxanes

Claims

8. A RESINOUS COATING COMPOSITION IN WHICH THE RESIN FORMING CONSTITUENT CONSISTS ESSENTIALLY OF A MIXTURE OF (1) A COMPLETELY CONDENSED COPOLYMERIC SILOXANE CONCONTAINING FROM 5 TO 75 MOL PERCENT SILOXANE UNITS OF THE FORMULA