OXYGEN SCAVENGER AND BOILER WATER TREATMENT CHEMICAL.

摘要

AN OXYGEN SCAVENGER CHARACTERIZED IN THAT THE EFFECTIVE COMPONENT THEREOF CONSISTS OF A HETEROCYCLIC COMPOUND WITH N-N BOND IN A RING THEREOF.AN OXYGEN SCAVENGER CHARACTERIZED IN THAT THE EFFECTIVE COMPONENT THEREOF CONSISTS OF A HETEROCYCLIC COMPOUND WITH N-SUBSTITUTED AMINO GROUP.AN OXYGEN SCAVENGER CHARACTERIZED IN THAT THE EFFECTIVE COMPONENT THEREOF CONSISTS OF A HETEROCYCLIC COMPOUND REPRESENTED BY THE FOLLOWING FORMULA: (WHEREIN A,B ARE INTEGERS BETWEEN 0 AND 5 TO SATISFY A RELATION "2~A+B~5") AN OXYGEN SCAVENGER CHARACTERIZED IN THAT THE EFFECTIVE COMPONENT THEREOF CONSISTS OF AZODICARBONAMIDE.AN OXYGEN SCAVENGER CHARACTERIZED BY INCLUDING A HETEROCYCLIC COMPOUND WITH N-SUBSTITUTED AMINO GROUP,OR THE SALT THEREOF,AND A HYDROXYBENZENE DERIVATIVE.THOSE MAY CONTAIN FURTHER NEUTRAL AMINE,ALKALIC AGENT AND / OR WATER SOLUBLE POLYMER.