US602858A - Karl krekelee and eduard martz - Google Patents

Karl krekelee and eduard martz Download PDF

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US602858A
US602858A US602858DA US602858A US 602858 A US602858 A US 602858A US 602858D A US602858D A US 602858DA US 602858 A US602858 A US 602858A
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eduard
karl
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    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09BORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B43/00Preparation of azo dyes from other azo compounds
    • C09B43/12Preparation of azo dyes from other azo compounds by acylation of amino groups
    • C09B43/136Preparation of azo dyes from other azo compounds by acylation of amino groups with polyfunctional acylating agents
    • C09B43/14Preparation of azo dyes from other azo compounds by acylation of amino groups with polyfunctional acylating agents with phosgene or thiophosgene

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  • Our invention relates to the production of a new class of trisazo dyestuffs by diazotizing tetrazo bodies of the general formula in which formula P represents a radical of the benzidin series, such as diphenyl, ditolyl, diphenyl ether, or the like; R, the radical of an orthooxycarbonic acid of the benzene series, such as salicylic acid or cresotinic acid; 0, the radical of the so-called Cleves alphanaphthylamin-beta-sulfonic acid (1.6 or 1. 7)
  • the dyestuffs thus obtained have the general formula (P, R, and 0 meaning in this formula the above-defined radicals.) They represent dark powders which dissolve in water with a color varying from yellowish brown to brown and dye cotton from yellowish-brown to brown shades, which, by a treatment with a solution of bichromate of soda or of an analogous chromium salt, with or without the presence of copper salts, become more reddish brown and faster to washing and against the action of light.
  • the new coloring-matters are also capable of dyeing wool in acid-baths. The shades thus obtained are similar to those produced on cotton.
  • the body having the formula Sa1icy1ic aeid Benzidin (tetrazotized) Cleves naphthylaminsulfo-acid with one molecule of salicylic acid substan-g tially as described.
  • the new 1' trisazo dyestuffs obtainable from the diazo derivatives of the disazo compounds, such as the combination of one molecule of tetrazodiphenyl with one molecule of salicylic acid and one molecule of Oleves naphthylaminsulfo-acid, having the general formula:
  • P N:N- Oleves naphthylaminsulfo-acid with one molecule of an orthooxycarbonic -acid of the benzene series being dark powders, soluble in water with a color varying from yellowish brownto brown, dyeing unmordanted cotton from yellowish-brown to brown shades which whentreated with solutions of chromium and copper salts become more reddish brown and faster to washing and against the action of light, capable of dyeing wool in acid-baths shades similar to those produced on cotton substantially as described.
  • Salicylic acid Benzidin (tetrazotized) Clves naphthylaminsulfo-acid with one molecule of salicylic .acid being an alkaline salt of an acid having the formula Salicylic acid Benzidin (tetrazotized) Clves naphthylaminsulfo-acid (diazotized -salicylic acid.

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Description

UNITED STATES PATENT @rricn.
KARL KREKELER AND EDUARD MARTZ, OF ELBERFELD, GERMANY, ASSIGNQRS TO THE FARBENFABRIKEN OF ELBERFELD COMPANY,
OF NEW YORK, N. Y.
BROWN TRISAZO DYE.
SPECIFICATION formingpart of Letters Patent No. 602,858, dated April 26, 1898.
Application filed November 23, 1897. Serial No. 659,582. (Specimens) Patented in Germany September 15,1891, No. 65,262; in England December 28, 1891,1111. 22,641; in France A ril 28,1892,N0. 221,233; in Italy June 30,1892,XXVL 32,191, and LXIII, 186, and in hustria Hungary October 3,1892, No. 1,2 12 and No. 16,870.
No. 32,191, Reg. Att., v01. LXIII,N0.186,-
dated June 30, 1892, and in Austria-Hungary, No. 1,242 and No. 16,870, dated October 3, 1892;) and we hereby declare the following to be a clear and exact description of our invention.
Our invention relates to the production of a new class of trisazo dyestuffs by diazotizing tetrazo bodies of the general formula in which formula P represents a radical of the benzidin series, such as diphenyl, ditolyl, diphenyl ether, or the like; R, the radical of an orthooxycarbonic acid of the benzene series, such as salicylic acid or cresotinic acid; 0, the radical of the so-called Cleves alphanaphthylamin-beta-sulfonic acid (1.6 or 1. 7)
and combining the diazo body thus obtained with one molecule of an orthooxycarbonic acid, such as salicylic acid or cresotinic acid. The dyestuffs thus obtained have the general formula (P, R, and 0 meaning in this formula the above-defined radicals.) They represent dark powders which dissolve in water with a color varying from yellowish brown to brown and dye cotton from yellowish-brown to brown shades, which, by a treatment with a solution of bichromate of soda or of an analogous chromium salt, with or without the presence of copper salts, become more reddish brown and faster to washing and against the action of light. The new coloring-matters are also capable of dyeing wool in acid-baths. The shades thus obtained are similar to those produced on cotton.
In carrying out our new process practically we can proceed as follows: 18.4 kilos, by weight, of benzidin are diazotized in the usual manner by means of fourteen kilos, by weight, of sodium nitrite. To the icy-cold diazo solution an icy-cold solution of fourteen kilos, by weight, of salicylic acid and seventy kilos, by weight, of sodium carbonate (Na OO in four hundred liters of water is added with stirring. hen the formation of the intermediate product is finished, a cold solution prepared by dissolving 2&5 kilos, by weight, of the sodium salt of alpha-naphthylaminbeta-monosulfo-acid (1.6) in three hundred liters of water is added. After about athree hours stirring the formation of the intermediate dyestuff is complete. The mixture is subsequently acidulated by means of hydrochloric acid and filtered. The dyestuff acid thus obtained is dissolved in fifteen hundred liters of a 2. 5-per-cent. soda-lye, then quickly mixed with a solution of eight kilos, by weight, of sodium nitrite, flVG hundred kilos, by weight, of ice, and one hundred and fifty kilos, by weight, of hydrochloric acid, (20 Baum.) This mixture is stirred for about twelve hours, and then the resulting insoluble diazo compound is filtered and pressed. Subsequently it is mixed with ice and water to a thin paste, which is slowly stirred into an icy-cold concentrated solution of fourteen kilos, by weight, of salicylic acid and one hundred and forty kilos, by weight, of sodium carbonate. After stirring for twelve hours the mixture is heated to about 70 eentigrade. The dyestufi thus complete is salted out in the usual manner. Then it is filtered ed,
pressed, dried, and pulverized. It is the sodium salt of an acid having the formula and represents a dark-brown powder, soluble in water with a yellowish-brown color and in concentrated sulfuric acid with a blue color. From this solution a dark-brown flaky precipitate is obtained on the addition of a sufficient quantity of ice.
The new coloring-matter dyes unmordanted cotton yellowish-brown shades, which when treated with a solution of a chromium salt, with or without the presence of salts of copper, become more reddish brown and faster to washing and against the action of light.
On unmordanted Wool the coloring-matter produces in acid -baths yellowish brown shades, which on a treatment with chromium salts become fast against milling.
Having now described our invention and in i what manner the same is to be performed, what we claim as new, and desire to secure by Letters Patent, is-
1. The process for producing new trisazoi dyestuifs by combining the'diazo derivatives of the disazo compounds hereinbefore defined such as the combination of one molecule of tetrazodiphenyl with one molecule of sali cylic acid and one molecule of Cleves naphthylaminsulfo-acid, having the general for- N:N-Oleves naphthylaminsulfo-acid with one molecule of an orthooxycarbonic acid of the benzene series substantially as:
hereinbefore described.
the body having the formula Sa1icy1ic aeid Benzidin (tetrazotized) Cleves naphthylaminsulfo-acid with one molecule of salicylic acid substan-g tially as described.
3. As new articles of manufacture the new 1' trisazo dyestuffs obtainable from the diazo derivatives of the disazo compounds, such as the combination of one molecule of tetrazodiphenyl with one molecule of salicylic acid and one molecule of Oleves naphthylaminsulfo-acid, having the general formula:
N:NorthooXycarbonic acid P N:N- Oleves naphthylaminsulfo-acid with one molecule of an orthooxycarbonic -acid of the benzene series, being dark powders, soluble in water with a color varying from yellowish brownto brown, dyeing unmordanted cotton from yellowish-brown to brown shades which whentreated with solutions of chromium and copper salts become more reddish brown and faster to washing and against the action of light, capable of dyeing wool in acid-baths shades similar to those produced on cotton substantially as described.
4. As a new article of manufacture the specific dyestufi obtainable from the diazo derivativeof the body, having the formula:
. Salicylic acid Benzidin (tetrazotized) Clves naphthylaminsulfo-acid with one molecule of salicylic .acid being an alkaline salt of an acid having the formula Salicylic acid Benzidin (tetrazotized) Clves naphthylaminsulfo-acid (diazotized -salicylic acid.
representing in the form of the sodium salt a dark-brown powder, soluble in water with a yellowish-brown color, in concentrated sulfuric acid with a blue color from which solution a dark-brown flaky precipltate is obtained on the addition of a sufficient quantity of ice, dyeing unmordanted cotton yellowish-brown shades which when treated with solutions of chromium and copper salts become more reddish brown and faster to washing and against the action of light, yielding on wool in acid-baths yellowish-brown shades which on a treatment with chromium salts become fast against milling substantially as 2. lhe process for producing a new trisazo described 7 dyestuif by combining the diazo derivative of I In testimony whereof we have signed our names in the presence of two subscribing wit- 5 nesses.
KARL KREKELER. EDUARD MARTZ.
Witnesses:
R. E. JAHN,
OTTO KoNIG.
US602858D Karl krekelee and eduard martz Expired - Lifetime US602858A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2001072A2 (en) 2007-06-04 2008-12-10 I-Chuan Lin Powdered Fuel Cell

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2001072A2 (en) 2007-06-04 2008-12-10 I-Chuan Lin Powdered Fuel Cell

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