Heat resistant aminium salt infrared absorbers

• US 3,341,464 A
• Filed: 04/22/1963
• Issued: 09/12/1967
• Est. Priority Date: 08/09/1962
• Status: Expired due to Term

• Current Assignee: Arthur Coleman Ralph, Vincent Susi Peter
• Original Assignee: Arthur Coleman Ralph, Vincent Susi Peter
• Inventors: VINCENT SUSI PETER, ARTHUR COLEMAN RALPH
• Application Number:
  US04/274,785
• Time in Patent Office: 1,604 Days
• US Class Current: 252/587
• CPC Class Codes: C03C 17/28 with organic material C03C17/34, C03C17/44 take precedence
• CPC Class Codes: C08K 5/0008 Organic ingredients according to more than one of the "one dot" groups of C08K5/01 - C08K5/59
• CPC Class Codes: C08K 5/17 Amines; Quaternary ammonium compounds
• CPC Class Codes: C08K 5/18 with aromatically bound amino groups
• CPC Class Codes: C08K 5/19 Quaternary ammonium compounds
• CPC Class Codes: G02B 5/223 containing organic substances, e.g. dyes, inks or pigments

Claims

1. A METHOD FOR INCREASING THE INFRATED ABSORPTION OF AN ORGANIC PLASTIC MATERIAL CAPABLE OF TRANSMITTING VISIBLE LIGHT WHICH COMPRISES INCORPORATING IN SAID MATERIAL AT LEAST 0.01% BY WEIGHT OF A COMPOUND OF THE FORMULA

10. A COMPOSITION OF MATTER CONSISTING ESSENTIALLY OF AN ORGANIC PLASTIC MATERIAL CAPABLE OF TRANSMITTING VISIBLE LIGHT HAVING INCORPORATED THEREIEN AT LEAST 0.01 PERCENT BY WEIGHT OF A COMPOUND OF THE FORMULA