Chelating compositions
Abstract
Abstract NEW TRIAZINE COMPOUNDS ARE DISCLOSED HAVING ATTACHED TO THE THREE VALENCIES OF THE SYMMETRICAL TRIAZINE NUCLEUS AT LEAST ONE A'' GROUP CONTAINING A TERMINAL POLYMERIZABLE CH2=C<GROUP AND AT LEAST ONE CHELATING T GROUP OF THE CLASS: -N(-R1)-CH(-R4)-(CH(-R4)N''-N(-R3)-R4, -N(-R1)-Z-N(-R3)-R4, -O-CH(-R4)-(CH(-R4)N''-N(-R3)-R4, AND -O-Z-N(-R3)-R4 WHEREIN EACH OF THE SYMBOLS R1, R2 AND R3 INDIVIDUALLY REPRESENTS A RADICAL SELECTEDF FROM THE CLASS OF-H, -CHR4COOM AND A HYDROCARBON RADICAL CONTAINING 1-6 CARBON ATOMS AND WHEREIN AT LEAST ONE OF THE RADICALS REPRESENTED BY R1, R2 AND R3 CARBOXYL GROUP, M IS A MEMBER CONSISTING OF HYDROGEN, AMMONIUM BASES AND METALS, AND R4 REPRESENTS A RADICAL SELECTEDF FROM THE CLASS CONSISTING OF HYDROGEN AND A HYDROCARBON RADICAL CONTAINING 1-6 CARBON ATOMS, N'' REPRESENTS AN INTEGER OF 1-6 AND -Z- IS A DIVALENT HYDROCARBON RADICAL CONTAINING 6-12 CARBON ATOMS. THESE COMPOUNDS ARE USEFUL AS CHELATING COMPOSITIONS PARTICULARLY FOR THE REMOVAL OF METAL FROM SOLUTIONS OF METAL COMPOUNDS.
Inventors
- 👤 Gaetano F D Alelio
Bibliographic Details
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