Title:
次亜塩素酸第４級アルキルアンモニウム溶液
Document Type and Number:
Japanese Patent JP7303268
Kind Code:
B2
Abstract:
[Problem] To provide a quaternary alkylammonium hypochlorite solution having excellent storage stability, and a method for manufacturing the same. [Solution] A method for manufacturing a quaternary alkylammonium hypochlorite solution, including a preparation step for preparing a quaternary alkylammonium hydroxide solution, and a reaction step for bringing the quaternary alkylammonium hydroxide solution and chlorine into contact, the carbon dioxide concentration of a vapor-phase part in the reaction step being 100 volume ppm or less, and the pH of a liquid-phase part in the reaction step being 10.5 or higher.
Inventors:
Yoshifumi Shimoda
Yuki Yoshikawa
Takayuki Negishi
Yuki Yoshikawa
Takayuki Negishi
Application Number:
JP2021155802A
Publication Date:
July 04, 2023
Filing Date:
September 24, 2021
Export Citation:
Assignee:
Tokuyama Corporation
International Classes:
C11D7/32; C07C209/68; C07C211/63; H01L21/304
Domestic Patent References:
| JP2005227749A | ||||
| JP2014105162A |
Foreign References:
| US2256958 |
Attorney, Agent or Firm:
Maeda Suzuki International Patent Attorneys Corporation
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