Patent US6088043A successfully refreshed from Google Patents.
JPS5374530A
Expired / Lapsed
JP
⏱️ 0.0 years remaining
Preparation of triarylmethane acidic dye
Assignee: Hodogaya Chemical Co Ltd
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Filing: 1976-12-14
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Granted: —
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Expires: 1996-12-14
Abstract
Abstract PURPOSE: To prepare an easy-handling, high quality triarylmethane acidic dye with easy waste water treatment by reacting a specific triarylmethane compound with hydrogen peroxide in the presence of a catalyst comprising a transition metal compound. COPYRIGHT: (C)1978,JPO&Japio
Inventors
- 👤 Osamu Narukawa
Bibliographic Details
Application Number
—
Jurisdiction
JP
Data Source
google_patents
Last Synchronized
2026-11-08 15:01
CPC Classifications
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