CATIONIZATION OF STARCH UTILIZING ALKALI METAL HYDROXIDE, CATIONIC WATER-SOLUBLE POLYMER AND OXIDANT FOR IMPROVED WET END STRENGTH

摘要

APPLICATION OF THOMAS AITKENWILFRED D. POTEFOR CATIONIZATION OF STARCH UTILIZINGALKALI METAL HYDROXIDE, CATIONICWATER-SOLUBLE POLYMER AND OXIDANTFOR IMPROVED WET END STRENGTHABSTRACT OF THE DISCLOSUREAn improved method for cationizing starch which comprisesreacting an aqueous slurry of starch under alkaline conditions witha water-soluble quaternary ammonium polymer in the presence of asmall amount of a metal-free oxidizing agent.