USRE11231E - Werke - Google Patents

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USRE11231E
USRE11231E US RE11231 E USRE11231 E US RE11231E
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US
United States
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acid
weight
coloring
parts
matter
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Hans Kuzel
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The Farb
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  • This-novel body is'deri'vec'l from'a new n'aph UNITED STATES PATENT OFFICE.
  • HANS KUZEL on noo1.is'r-oN-TnE-MMN,GER AnY, Asslenon TO THE 1mm;- WERKE, VORMALS MEISTER, LUCIUS a BRUNING, OF, SAME PLACE.
  • My inventior t relates to the manufacture of azo coloringmiatter ranging in color from bluishsred to "violet, derived from the hereindescribed diazonaphthaline disulphonic acid, characterized, as above mentioned, by com- 5 bining said acid or its salts with diazo bodies and adapted for dyeing wool in greatly differing shades of color, depending upon the use of acids, such'as sulphuric acid or bisulphates or acids in combination with metallic mordants, such as alum, chrome alum, or alkaline chromates.
  • Example L-Ninetytn ree parts, by weight, of aniline are diazotized in the usual manner with 267.7 parts, by weight, of hydrochloric acid of thirty per cent, and sixty-nine parts, by weight, of sodium nitrite and at atemperature between 0 and 5 centigrade, and while stirring well introduced into a paste prepared j and forty parts, by weight, of acetate of soda.
  • naphthaline disulphonic acid differs es'sen- V tially fromthc known isomeric dioxynaphtha from four hundred and four parts, by weight, of the dlSOdllHl'l salt of the new dioxynaphthaline disulphonic acid and three hundred
  • the coloring.-,matter a large part of which separates of itself, is precipitated by means of common salt, pressed off, and dried.
  • Example II.Two hundred and forty-five parts, by weight, of na'phthionate of soda are diazotized in the usual manner with 267.7 parts,by weight, of hydrochloric acid of thirty per cent, and sixty-nine parts, by weight, of sodium nitrite and at a low temperatnrmand while stirring well mixed with a solution of four hundred and fuserparts, by weight, of the .di's'odium salt of thenew dioxynaphthaline disulphonic acid and-one hundred and thirtyfive parts, by weight, 'of sodafiir eighty parts, by weight, of caustic soda in about three thousand parts, Dy-Weight, of water. After someihon rs standing'the coloringmatter separates in gelatinous form. It is precipitated by pecans ef-common salt, filtered 015?, and dried.
  • diazoabodies-mentioned in the examples can be substituted the diazo bodies derived from the following bases and amidesulphonic acids: as meta-'xylidine, 'x'yli-cumidme, alpha naphthylamine, beta naphthylam1ne, amidoazo-benz01e,amidoazo-toluol,sul-' phan lic acid, metanilic acid, ,toluidine sul- 8o phonic acid, amidonaphthol sulphonic' acid (13,) amidonaphthol sulphonic acid (G,) as mono-xylidine sulphonic acid, beta-naphth yl amine sulphonic acid, (Brenner) alpha-naphthylamine disulphonic acid, (Dahl,) betanaphthylaminedisulphonic acid, G, betanaphthylamine disulphonic acid, 5R3 beta
  • the coloring-matter thns'produced is in we
  • Thenew coloring-matter is the first having the property of dyeing wool of greatly dilfer- .ing shades, which will resist the influence of light and of alkali, so as to permitof their employment for industi'ial'purpose's. 'On be-.
  • the shade obtained is a blue-red. If to the dye-bath are added mordants, such as alum, together with the acid, or after the coloris fixed on'the fiber by means of the acid, the shade will be a darkclaret with vivid reflection. The same will be the case when are added copper chloride or sulphate, On the addition of chrome-alum is obtained a dark violet. On the addition of alkali cliroinates a deep black is produced.
  • the formula of the coloring-matter is expressed by I OII - on X --N O H 803m some.
  • Theazo coloring-matter derived from the herein -described dioxynaphthaline disulphonic acidand diazo bodies which is a brown powder easily soluble in cold water and diluted acids, freely soluble in hot alcohol of 75Tralles, insoluble in ether and ligroine, and adapted for dyeing wool in greatly diifering shades ranging from bluish-red to deep black, dependingnpon the use of acids or the latter in combination with metallic mordants, as set forth.

Description

This-novel body" is'deri'vec'l from'a new n'aph UNITED STATES PATENT OFFICE.
HANS KUZEL, on noo1.is'r-oN-TnE-MMN,GER AnY, Asslenon TO THE 1mm;- WERKE, VORMALS MEISTER, LUCIUS a BRUNING, OF, SAME PLACE.
AZO
SPECIFICATION forming part of Reissued' Letters Patent No. 11,231, dated April 5, 1892.- Original No. 468,283, dated August 25, 1891. Application for ilments I'ehmsry 2a, 1892. Serial No. 422,940.
I ,Tdallwhont it may concern.-
Be it known that I, HANS KUZEL, doctor of philosophy, a citizen ofthe Empire of Germany, residing at Hiichst-on-the-Main, in the 5 Empire of Germany, have invented certain 113W and useful Improvements in Coloring- Matter; and I do hereby declare the following to boa full, clear, and exact description of the invention, such as ,will enable others skilled in the art to which it appertains to make and use the same.v t F In my application for Letters Patent Serial No. 360,968 I have described my process for the production of a new dioxynaphthaline disulphonic acid and this novel body itself.
thol trisnlphonic acid or its anhydride, which is described in the GermanLetter-sPatentNo. 16,955," recently published. This new dioxyline disulphon-ic acid of the German Letters Patent No. 40,893, 'whichiswlerived from another naphthol trisulphonic acidaiid fia' other properties, viz: A solution of it turns to reddish-violet on the addition on solution of chloride'of lime, and on combination with 'diazo bodies no other than brown azo coloring-matters are formed.
My inventior trelates to the manufacture of azo coloringmiatter ranging in color from bluishsred to "violet, derived from the hereindescribed diazonaphthaline disulphonic acid, characterized, as above mentioned, by com- 5 bining said acid or its salts with diazo bodies and adapted for dyeing wool in greatly differing shades of color, depending upon the use of acids, such'as sulphuric acid or bisulphates or acids in combination with metallic mordants, such as alum, chrome alum, or alkaline chromates.
In practically carrying out my invention 1' proceed as follows:
Example L-Ninetytn ree parts, by weight, of aniline are diazotized in the usual manner with 267.7 parts, by weight, of hydrochloric acid of thirty per cent, and sixty-nine parts, by weight, of sodium nitrite and at atemperature between 0 and 5 centigrade, and while stirring well introduced into a paste prepared j and forty parts, by weight, of acetate of soda.
naphthaline disulphonic acid differs es'sen- V tially fromthc known isomeric dioxynaphtha from four hundred and four parts, by weight, of the dlSOdllHl'l salt of the new dioxynaphthaline disulphonic acid and three hundred The coloring.-,matter, a large part of which separates of itself, is precipitated by means of common salt, pressed off, and dried.
Example II.Two hundred and forty-five parts, by weight, of na'phthionate of soda are diazotized in the usual manner with 267.7 parts,by weight, of hydrochloric acid of thirty per cent, and sixty-nine parts, by weight, of sodium nitrite and at a low temperatnrmand while stirring well mixed with a solution of four hundred and feurparts, by weight, of the .di's'odium salt of thenew dioxynaphthaline disulphonic acid and-one hundred and thirtyfive parts, by weight, 'of sodafiir eighty parts, by weight, of caustic soda in about three thousand parts, Dy-Weight, of water. After someihon rs standing'the coloringmatter separates in gelatinous form. It is precipitated by pecans ef-common salt, filtered 015?, and dried.
For the diazoabodies-mentioned in the examples can be substituted the diazo bodies derived from the following bases and amidesulphonic acids: as meta-'xylidine, 'x'yli-cumidme, alpha naphthylamine, beta naphthylam1ne, amidoazo-benz01e,amidoazo-toluol,sul-' phan lic acid, metanilic acid, ,toluidine sul- 8o phonic acid, amidonaphthol sulphonic' acid (13,) amidonaphthol sulphonic acid (G,) as mono-xylidine sulphonic acid, beta-naphth yl amine sulphonic acid, (Brenner) alpha-naphthylamine disulphonic acid, (Dahl,) betanaphthylaminedisulphonic acid, G, betanaphthylamine disulphonic acid, 5R3 betanaphthylamine trisulphonic acid, naphthalidine sulphonic acid, amidoazo-benzole sulphonic acid, meta- 'nitraniline, para nitraml ne,meta-amidobenzoic acid, ortho-amidosalicylic acid, para-amidosalicylic acid, amide-- para oxybenz o1c acid, ortho phcnetidine, i para-phenetldme, ortho-anisidine, para-aimisi amidonaphtholmethylether, benzidine, toulid ne, diethoxybenzidine, dimethoxybenzidine, meta-diamidodiphenic acid, or another amine or its sulphonic or carbonic acid.
dine, ortho amide para cresolmethylether, '5
The coloring-matter thns'produced is in we Thenew coloring-matter is the first having the property of dyeing wool of greatly dilfer- .ing shades, which will resist the influence of light and of alkali, so as to permitof their employment for industi'ial'purpose's. 'On be-.
ing dyed with sulphuric acid the shade obtained is a blue-red. If to the dye-bath are added mordants, such as alum, together with the acid, or after the coloris fixed on'the fiber by means of the acid, the shade will be a darkclaret with vivid reflection. The same will be the case when are added copper chloride or sulphate, On the addition of chrome-alum is obtained a dark violet. On the addition of alkali cliroinates a deep black is produced. By thisv characteristic property the new azo coloring-matter difiers'frorn all the azo coloring-matters known before, with which could not be produced more than one suitable shade,
and whicli, 1ike the coloring-matter of the German Letters Patent No.40,893, do not produce a black on the addition of chromate of .potash, as the chromate destroys the coloring matter.
The formula of the coloring-matter is expressed by I OII - on X --N O H 803m some.
Having thus described my invention and in what manner it can be performed, what I claimas' new, and desire tosecure byLetters Patent, is-
Theazo coloring-matter derived from the herein -described dioxynaphthaline disulphonic acidand diazo bodies, which is a brown powder easily soluble in cold water and diluted acids, freely soluble in hot alcohol of 75Tralles, insoluble in ether and ligroine, and adapted for dyeing wool in greatly diifering shades ranging from bluish-red to deep black, dependingnpon the use of acids or the latter in combination with metallic mordants, as set forth. Y
In testimony whereof I afiix my signatu re in presence of two witnesses.
HANS KUIZEL. WVitnesses:
JOSEF REVERDY,
HEINRICH HAHN.

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