PURIFICATION OF TRIOXANE - MITSUBISHI GAS CHEMICAL CO

Title:

PURIFICATION OF TRIOXANE

Document Type and Number:

Japanese Patent JPH0495090

Kind Code:

A

Abstract:

PURPOSE: To remove formaldehyde existing in trioxane and solve the problems of odor, safety and hygienics caused by formaldehyde by contacting trioxane with a metal hydride.

CONSTITUTION: Trioxane is purified by contacting with a metal hydride (preferably sodium borohydride or lithium borohydride) preferably at 65-100°C for 10-60min. The amount of the metal hydride is preferably 0.005-1wt.% based on trioxane.

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Inventors:

TAKEDA MICHIHIKO
TSUNODA MINORU
JINPO MASABUMI
OKUDA NORIKAZU

Application Number:

JP20823190A

Publication Date:

March 27, 1992

Filing Date:

August 08, 1990

Export Citation:

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Assignee:

MITSUBISHI GAS CHEMICAL CO

International Classes:

C07D323/06; (IPC1-7): C07D323/06

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