US1536725A - Process for dyeing furs, skins, hairs, feathers, or the like - Google Patents

Process for dyeing furs, skins, hairs, feathers, or the like Download PDF

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Publication number
US1536725A
US1536725A US751676A US75167624A US1536725A US 1536725 A US1536725 A US 1536725A US 751676 A US751676 A US 751676A US 75167624 A US75167624 A US 75167624A US 1536725 A US1536725 A US 1536725A
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US
United States
Prior art keywords
feathers
hairs
skins
grams
furs
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 - Lifetime
Application number
US751676A
Inventor
Onnertz Paul
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Agfa Gevaert NV
Original Assignee
Aktiengesellschaft fuer Anilinfabrikation GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Aktiengesellschaft fuer Anilinfabrikation GmbH filed Critical Aktiengesellschaft fuer Anilinfabrikation GmbH
Priority to US751676A priority Critical patent/US1536725A/en
Application granted granted Critical
Publication of US1536725A publication Critical patent/US1536725A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
    • D06P3/00—Special processes of dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form, classified according to the material treated
    • D06P3/02—Material containing basic nitrogen
    • D06P3/04—Material containing basic nitrogen containing amide groups
    • D06P3/30—Material containing basic nitrogen containing amide groups furs feathers, dead hair, furskins, pelts
    • D06P3/305—Material containing basic nitrogen containing amide groups furs feathers, dead hair, furskins, pelts with oxidation dyes

Definitions

  • I declare that what I A process for dye feathers or the like claim is,-- mg furs, skins, hairs consistlng in treating the material to be dyed with a solution of 4-chloro-1.Q-diaminobenzene in the presence of an oxidizing agent.

Description

Patented May 5, 1925.
UNITED STATES PATENT OFFICE,
PAUL ON'NERTZ, 0F BERLIN-WIILM'ERSDORI', GERMANY, ASSIGNOR TO- AC'IIEN GE- 'SELIJSGIHAFT FU'IR- ANILIN FABRIKATIQN, 0F BERLIN, GERMANY.
PROCESS FOR DYEING FURS, SKINS, HAIRS, FEATHERS, OR THE LIKE.
' No Drawing.
To all whom it may concern:
Be it known that I, PAUL ONNERTZ, a citizen of the German Republic, residing at Berlin-Wilmersdorf, Germany, have invent- 5 ed certain new and useful Improvements in 2o ing.
The following example illustrates the invention:
The well-washed skin is handled for some hours in a mordanting bath containing per 25 litre I 2 grams of potassium bichromate 0.25 gram of crystallized copper sulfate 2 grams of acetic acid of 30 per cent strength a 30 01 Application filed November 22, 1924. Serial No. 751,676.
4 grams of crystallized copper sulfate 2 grams of aoetic'acid strength or -2 grams of acetic strength.
of 30 per cent 4 grams of crystallized ferrous sulfate acid of 30 per cent The mordanted skin is handled for 4 hours in a batlrcontaining per litre 2 grams of 4- ohloro-1.2-diaminobenzene and 20 grams of hydrogen peroxide solution (of about 3 per cent strength), at ordinary temperature. The skin 1s then well washed and finished as usual.
Having now particularly described and ascertained the nature of my invention and in what manner the same is to be performed,
I declare that what I A process for dye feathers or the like claim is,-- mg furs, skins, hairs consistlng in treating the material to be dyed with a solution of 4-chloro-1.Q-diaminobenzene in the presence of an oxidizing agent.
In testimony whereof I ailix my signature in presence of two witnesses.
"Witnesses:
WLAD ENDERY, Ror J. Fox.
PAUL ON N ERTZ.
US751676A 1924-11-22 1924-11-22 Process for dyeing furs, skins, hairs, feathers, or the like Expired - Lifetime US1536725A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US751676A US1536725A (en) 1924-11-22 1924-11-22 Process for dyeing furs, skins, hairs, feathers, or the like

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US751676A US1536725A (en) 1924-11-22 1924-11-22 Process for dyeing furs, skins, hairs, feathers, or the like

Publications (1)

Publication Number Publication Date
US1536725A true US1536725A (en) 1925-05-05

Family

ID=25023008

Family Applications (1)

Application Number Title Priority Date Filing Date
US751676A Expired - Lifetime US1536725A (en) 1924-11-22 1924-11-22 Process for dyeing furs, skins, hairs, feathers, or the like

Country Status (1)

Country Link
US (1) US1536725A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4818246A (en) * 1984-11-09 1989-04-04 Ciba-Geigy Corporation Process for improving the light-fastness of leather dyeings

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4818246A (en) * 1984-11-09 1989-04-04 Ciba-Geigy Corporation Process for improving the light-fastness of leather dyeings

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