DE99288C - - Google Patents

Info

Publication number
DE99288C
DE99288C DENDAT99288D DE99288DA DE99288C DE 99288 C DE99288 C DE 99288C DE NDAT99288 D DENDAT99288 D DE NDAT99288D DE 99288D A DE99288D A DE 99288DA DE 99288 C DE99288 C DE 99288C
Authority
DE
Germany
Prior art keywords
solution
boiling
nascent
alum
boils
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
Application number
DENDAT99288D
Other languages
German (de)
Publication date
Application granted granted Critical
Publication of DE99288C publication Critical patent/DE99288C/de
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D11/00—Inks
    • C09D11/50—Sympathetic, colour changing or similar inks

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Preparation Of Fruits And Vegetables (AREA)

Description

BERLIN. GEDRUCKT IN DER REICHSDRUCKEREI.BERLIN. PRINTED IN THE REICHSDRUCKEREI.

Claims (1)

Patent-Anspruch:Patent claim: Verfahren zur Herstellung einer durch Erwärmen des beschriebenen Papiers sichtbar werdenden und unverlöschlichen Tinte, darin bestehend, dafs man 100 g Alaun in Wasser auflöst und kocht und dieser kochenden Flüssigkeit dann 100 g weifsen Knoblauchsaft zusetzt, die so gewonnene Lösung nach einmaligem Aufkochen erkalten läfst und auf 15 g der Lösung 15 bis 20 Tropfen Schwefelsäure zusetzt.Process for making a visible by heating the written paper nascent and indelible ink, consisting in adding 100 g of alum to water dissolves and boils and this boiling liquid then 100 g white garlic juice adds, the solution obtained in this way cools down after boiling once and increases to 15 g 15 to 20 drops of sulfuric acid are added to the solution.
DENDAT99288D Expired DE99288C (en)

Publications (1)

Publication Number Publication Date
DE99288C true DE99288C (en) 1900-01-01

Family

ID=370178

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT99288D Expired DE99288C (en)

Country Status (1)

Country Link
DE (1) DE99288C (en)

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