GB190903019A - Manufacture of Penta-bromindigo. - Google Patents
Manufacture of Penta-bromindigo.Info
- Publication number
- GB190903019A GB190903019A GB190903019DA GB190903019A GB 190903019 A GB190903019 A GB 190903019A GB 190903019D A GB190903019D A GB 190903019DA GB 190903019 A GB190903019 A GB 190903019A
- Authority
- GB
- United Kingdom
- Prior art keywords
- bromindigo
- penta
- manufacture
- bromine
- excess
- Prior art date
- 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
Links
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
Abstract
3019. Imray, O., [Farbwerke vorm. Meister, Lucius, & Briining]. Feb. 8. [Addition to 13,789/08.] Pentabromindigo is obtained by treating indigo, or a bromindigo obtained by bromination, with bromine not in excess in presence of concentrated sulphuric acid or with bromine, in excess or not, in presence of fuming sulphuric acid or chlorsulphonic acid. The product dyes greenishblue tints. Specifications 10,326/07 and 13,789/08 are referred to.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB190813789T | 1908-06-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB190903019A true GB190903019A (en) | 1910-02-03 |
Family
ID=32437756
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB190813789D Expired GB190813789A (en) | 1908-06-29 | 1908-06-29 | Manufacture of Pentabromindigo and of an Intermediate Product. |
GB190903019D Expired GB190903019A (en) | 1908-06-29 | 1909-02-08 | Manufacture of Penta-bromindigo. |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB190813789D Expired GB190813789A (en) | 1908-06-29 | 1908-06-29 | Manufacture of Pentabromindigo and of an Intermediate Product. |
Country Status (1)
Country | Link |
---|---|
GB (2) | GB190813789A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5152015A (en) * | 1991-07-03 | 1992-10-06 | Reckitt & Colman Inc. | Additive product dispensing apparatus |
-
1908
- 1908-06-29 GB GB190813789D patent/GB190813789A/en not_active Expired
-
1909
- 1909-02-08 GB GB190903019D patent/GB190903019A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5152015A (en) * | 1991-07-03 | 1992-10-06 | Reckitt & Colman Inc. | Additive product dispensing apparatus |
Also Published As
Publication number | Publication date |
---|---|
GB190813789A (en) | 1909-06-03 |
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