Items related to The Technologist Volume 2
This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1862 Excerpt: ...equally popular with the mauve. Its association with the blood-stained field of Italy betrays its resemblance to some gory tint, sad and sorrowful to mortal eye. It is, nevertheless, a beautiful colour, and one that promises to outlive the fickleness of fashions' fancy, Fuschine is the synonym of this dye. A blue colour known as bleu de Paris, discovered by a French chemist, and a green, aniline green or emeraldine, have also been produced from aniline; but I cannot learn that any success has yet attended their manufacture, or that they have really passed from the theoretical into the practical world. A beautiful orange colour very recently (and previous to that sad bereavement which has filled the nations heart with sorrow) was enlivening the shops of our metropolis under the designation of capucine, the French name of the common garden nasturtium, Iropceolum majus, as bearing some resemblance to its flower. This dye, I have every reason to believe, is prepared from another coal-tar base, carbolic acid, as this substance when treated with an excess of nitric acid yields picric acid, which is of itself a beautiful orange yellow colour, and, as I suppose, the very dye in question " Capucine." The gum resin of the Australian grass trees, Xanthorrhcea sp.t has been the chief source of picric acid hitherto, but carbolic acid must, I should suppose, furnish a cheaper supply of raw material It is obtained from that portion of coal oils distilling over at a temperature of from 300 to 400. Carbolic acid has likewise another application, to which I shall allude presently. Naphthaline is a further basic substance from coal-tar which promises ns eventually a supply of useful colours. Popularly known in the gas trade as the gas-makers' nuisance, from its corr...
"synopsis" may belong to another edition of this title.
- PublisherRarebooksclub.com
- Publication date2012
- ISBN 10 1235981045
- ISBN 13 9781235981043
- BindingPaperback
- Number of pages214
(No Available Copies)
Search Books: Create a WantIf you know the book but cannot find it on AbeBooks, we can automatically search for it on your behalf as new inventory is added. If it is added to AbeBooks by one of our member booksellers, we will notify you!
Create a Want