Perborate containing concentrates
Abstract
Abstract PERBORATE CONTAINING CONCENTRATES SUITABLE FOR USE AS BLEACHING AND OXIDIZING AGENTS AND CHARACTERIZED BY THEIR PROLONGED SHELF LIFE ARE DISCLOSED HAVING THE FOLLOWING COMPOSITION: (A) SODIUM PERBORATE, AND (B) POTASSIUM HYDROXIDE AND/OR NON-OXIDIZABLE SALT OF AN INORGANIC POLYBASIC ACID WHEREIN THE TOTAL AMOUNT OF POTASSIUM PRESENT IN THE CONCENTRATE IN THE FORM OF ITS COMPOUNDS AMOUNTS TO 0.5 TO 20 TIMES THE TOTAL AMOUNT OF SODIUM PRESENT IN THE CONCENTRATE IN THE FORM OF ITS COMPOUNDS. THE CONCENTRATES MAY BE IN THE FORM OF DRY SOLIDS SUCH AS POWDERS, GRANULATES, OR IN THE FORM OF AQUEOUS CONCENTRATES, THE DRY SOLID CONCENTRATES BEING EMPLOYED IN THE PREPARATION OF THE AQUEOUS CONCENTRATES. THE AQUEOUS CONCENTRATES PREPARED FROM THE SOLID CONCENTRATES OR AS HEREINAFTER SET OUT HAVE THE FOLLOWING COMPOSITION: (A) 3 TO 40% BY WEIGHT OF PERBORATE (NABO2.H2O2. 3H2O), (B) 0.3 TO 10 PARTS BY WEIGHT OF POTASSIUM HYDROXIDE AND/OR NON-OXIDIZABLE SALT OF AN INORGANIC POLYBASIC ACID FOR EACH PART BY WEIGHT OF PERBORATE (NABO2. H2O2.3H2O), AND (C) WATER WHEREIN THE TOTAL AMOUNT OF POTASSUM PRESENT IN THE CONCENTRATE IN THE FORM OF ITS COMPOUNDS AMOUNTS TO 0.5 TO 20 TIMES THE TOTAL AMOUNT OF SODIUM PRESENT IN THE CONCENTRATE IN THE FORM OF ITS COMPOUNDS.
Inventors
- 👤 Kurt Lindner
- 👤 Elfriede Eichler
Bibliographic Details
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