| 摘要 |
PROBLEM TO BE SOLVED: To provide a method for producing a quaternary ammonium halide having faint color and advantageous from industrial point of view by an industrially simple operation. SOLUTION: A quaternary ammonium halide having faint color is produced by reacting a tertiary amine with an alkyl halide in the presence of a decoloring agent represented by activated carbon, activated clay, etc. COPYRIGHT: (C)2006,JPO&NCIPI
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