Aminated mono-organosilanes and method of dyeing glass therewith

• US 2,971,864 A
• Filed: 03/26/1958
• Issued: 02/14/1961
• Est. Priority Date: 03/26/1958
• Status: Expired due to Term

• Current Assignee: John L. Speier
• Original Assignee: John L. Speier
• Inventors: Speier, John L.
• Application Number:
  US03/723,991
• Time in Patent Office: 1,056 Days
• US Class Current: 8/523
• CPC Class Codes: C03C 17/30 with silicon-containing compounds
• CPC Class Codes: C07F 7/1804 Compounds having Si-O-C linkages Si-O-acyl linkages C07F7/1896
• CPC Class Codes: Y10S 8/01 Silicones

Claims

7. A METHOD OF DYING GLASS WHICH COMPRISES TREATING THE GLASS AN AQUEOUS SOLUTION OF A SILANE OF THE FORMULA (RO)3SI(CH2)3NHCH2CH2NH2 IN WHICH EACH R IS AN ALKYL RADICAL OF LESS THAN FOUR CARBON ATOMS, DRYING THE TREATED GLASS, CONTACTING THE GLASS WITH AN ACID DYE AND THEREAFTER WASHING THE DYED GLASS AND DRYING IT.