Tokuyama Corporation

Akihiro Saito

Masayuki Moriwaki

Dai Tsunoda

Takayuki Negishi

Takafumi Shimoda

Kikuo Yamamoto

Tadahiro Fukuju

Shunsuke Hosaka

Yasutaka Komatsu

Jun Kawakami

Naoki Matsuda

Takeshi Kawano

Kenichi Kakizono

A method for producing halogen oxyacid, which includes a step of continuously supplying and mixing an organic alkali solution and a halogen and continuously collecting a reaction solution containing halogen oxyacid, and an production apparatus of halogen oxyacid, which includes a reactor, a means of supplying an organic alkali solution to the reactor, a means of supplying a halogen to the reactor, and a means of collecting a reaction solution for taking out the reaction solution from the reactor, in which the organic alkali solution and the halogen are continuously supplied by the means of supplying an organic alkali solution and the means of supplying a halogen, respectively, to the reactor so as to be mixed therein such that a solution containing halogen oxyacid is generated as a reaction solution, and the reaction solution is continuously collected by the means of collecting a reaction solution are provided.

Method for producing halogen oxyacid solution

A method for producing a high-purity hydrogen chloride gas comprises performing a purification process that includes the steps 1) to 3) below on a byproduct hydrogen chloride gas:

Production method for high-purity hydrogen chloride gas

The present invention provides industrially advantageous production method and production apparatus, with respect to production of a halogen oxyacid solution. There is solved by a method for producing a halogen oxyacid solution, comprising continuously supplying an organic alkaline solution and halogen to a static mixer and mixing them, to thereby continuously obtain a halogen oxyacid generated.

Method and apparatus for producing halogen oxyacid solution

A process of making a chlorinated hydrocarbon through a thermal dehydrochlorination step in which an unsaturated compound represented by the following general formula (2) is obtained by thermally decomposing a saturated compound represented by the following general formula (1).CCl&#x2014;CClH&#x2014;CClH&#x2003;&#x2003;(1)CCl&#x2550;CClH&#x2014;CClH&#x2003;&#x2003;(2)(in the above formulas, m is 1 or 2, and n is an integer of 0 to 3.)

Process of making a chlorinated hydrocarbon

A process of making a chlorinated hydrocarbon through a thermal dehydrochlorination step in which an unsaturated compound represented by the following general formula (2) is obtained by thermally decomposing a saturated compound represented by the following general formula (1).CCl&#x2014;CClH&#x2014;CClH&#x2003;&#x2003;(1)CCl&#x2550;CClH&#x2014;CClH&#x2003;&#x2003;(2)(in the above formulas, m is 1 or 2, and n is an integer of 0 to 3.).

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Shunan, Japan

Akihiro Saito