发明授权
- 专利标题: Process for producing dithionites
- 专利标题(中): 生产连二亚硫酸盐的方法
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申请号: US903496申请日: 1978-05-08
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公开(公告)号: US4177247A公开(公告)日: 1979-12-04
- 发明人: Eiichi Yonemitsu , Hiroshi Miyamori , Takanari Nawata , Tomio Fujioka , Akira Ito , Makoto Kobayashi
- 申请人: Eiichi Yonemitsu , Hiroshi Miyamori , Takanari Nawata , Tomio Fujioka , Akira Ito , Makoto Kobayashi
- 申请人地址: JPX Tokyo
- 专利权人: Mitsubishi Gas Chemical Company, Inc.
- 当前专利权人: Mitsubishi Gas Chemical Company, Inc.
- 当前专利权人地址: JPX Tokyo
- 优先权: JPX52-56934 19770517
- 主分类号: C01B17/66
- IPC分类号: C01B17/66
摘要:
Dithionites are produced by reacting hydroquinones with bisulfites, pyrosulfites, alkyl sulfites, or aryl sulfites, substances capable of forming these salts upon reacting with sulfur dioxide or sulfurous acid, and sulfur dioxide or sulfurous acid.
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