Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BASF SE
Original Assignee
BASF SE
Badische Anilin and Sodafabrik AG
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Filing date
Publication date
Application filed by BASF SE, Badische Anilin and Sodafabrik AGfiledCriticalBASF SE
Application grantedgrantedCritical
Publication of GB190710363ApublicationCriticalpatent/GB190710363A/en
10,363. Badische Anilin & Soda Fabrik. June 11, 1906, [date applied for under Patents Act, 1901]. Dyes, artificial.-Single-metallakes are prepared by usual methods from the azo dyes obtained by combining diazotized aminoazobenzene or aminoazotoluene with 1-naphthol-4-sulphonic acid ; either the prepared colouring-matter is used or the preparation of the colouring-matter and the lake takes place simultaneously. Turkey-red oil, glycerine, &c. may be added to the lake. Specification No. 5167, A.D. 1901, is referred to.
GB190710363D1906-06-111907-05-03Improvements in the Manufacture and Production of Colouring Matter Lakes.
ExpiredGB190710363A
(en)