The Chemistry of Hat Manufacturing: Lectures Delivered Before the Hat Manufacturers' AssociationSmith, Watson
Science
The Chemistry of Hat Manufacturing: Lectures Delivered Before the Hat Manufacturers' Association
Smith, Watson
Hats
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TWELVE GALLONS OF GAS-TAR
(AVERAGE OF MANCHESTER AND SALFORD TAR) YIELD:--
---------+---------+------+----------+----+--------------+---+---+--------+----
Benzene.| Toluene.| P |Solvent | H N| Naphthalene. | C | H | A | P
| | h |Naphtha | e a| | r | e | n | i
| | e |for | a p| | e | a | t | t
| | n |India | v h| | o | v | h | c
| | o |rubber, | y t| | s | y | r | h
| | l |containing| h| | o | | a | .
| | . |the three | a| | t | O | c |
| | |Xylenes. | .| | e | i | e |
| | | | | | . | l | n |
| | | | | | | . | e. |
---------+----------------+----------+----+--------------+---+---+-------------
1.10 lb.=|0.90 lb.=|1.5 |2.44 lb., |2.40|6.30 lb. = |17 |14 |0.46 lb.|69.6
1.10 lb. |0.77 lb. |lb. |yielding |lb. |5.25 lb. of |lb.|lb.|= 2.25 | lb.
of | of |= 1.2 |0.12 lb. | |alpha- | | | lb. of |
Aniline |Toluidine|lb. of|of Xylene | |Naphthylamine | | |Alizarin|
| |Aurin.|= 0.07 lb.| |= 7.11 lb. of | | | (20%). |
| | |of | |Vermilline | | | |
\________________/ | |Xylidine | |Scarlet | | | |
= 0.623 lb of | | | |RRR; or 4.75 | | | |
Magenta. | | | |lb. of | | | |
| | | | |alpha- | | | |
or 1.10 | | | | |or beta- | | | |
lb. of | | | | |Naphthol | | | |
Aniline | | | | |= 9.50 lb. of | | | |
yields | | | | |Naphthol | | | |
1.23 lb. | | | | |Yellow | | | |
of Methyl| | | | | | | | |
Violet. | | | | | | | | |
---------+---------+------+----------+----+--------------+---+---+--------+----
[Footnote 2: This table was compiled by Mr. Ivan Levinstein, of
Manchester.]
The next table (see Table B) shows you the dyeing power of the colouring
matters derived from 1 ton of Lancashire coal, which will astonish any
thoughtful mind, for the Magenta will dye 500 yards of flannel, the
Aurin 120 yards, the Vermilline Scarlet 2560 yards, and the Alizarin 255
yards (Turkey-red cotton cloth).
The next table (Table C) shows the latent dyeing power resident, so to
speak, in 1 lb. of coal.
Public-domain text, read in full here on John Shaqi.
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