US132102A - Improvement in inks for writing - Google Patents

Improvement in inks for writing Download PDF

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Publication number
US132102A
US132102A US132102DA US132102A US 132102 A US132102 A US 132102A US 132102D A US132102D A US 132102DA US 132102 A US132102 A US 132102A
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United States
Prior art keywords
writing
inks
improvement
parts
ink
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    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING 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
    • C09D11/00Inks

Definitions

  • This compound relates to an ink or writingflnid which, when applied on writing-paper, cannot be removed without destroying the texture of the paper or leaving a mark which bears witness that the writing has been tampered with.
  • My compound consists of indigo, spirit of heartshorn, carbon, (by preference lampblack,) gum arabic, glycerinc, and water; and these ingredients are mixed together in about the following proportion: Indigo, four parts, by weight; spirits of heartsshorn, thirty parts; lamp-black, or other equivalent carbon, ten
  • My ink is intended particularly for the purpose of writing bank-checks, drafts, or other documents of value, since words, figures, or other signs or characters produced by my ink on writing-paper cannot be removed without producing marks showing that an attempt has been made to alter the check or other document.

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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)

Description

UNITED STATES PATENT OEEIcE.
ISIDOR POPPER, or PHILLIPSBURG, NEW JERSEY.
IMPROVEMENT IN INKS FOR WRITING.
. Specification forming part of Letters Patent No. 132,102, dated October 8, 1872.
To all whom it may concern:
Be it known that I, Isrnon POPPER, of Phillipsburg, in the county of Warren and State of New .Jersey, have invented a new and Improved Compound for Indelible Ink; and I do hereby declare the following to be a full, clear, and exact descriptionthereof, which will enable those skilled in the art to make and use the same.
This compound relates to an ink or writingflnid which, when applied on writing-paper, cannot be removed without destroying the texture of the paper or leaving a mark which bears witness that the writing has been tampered with. My compound consists of indigo, spirit of hartshorn, carbon, (by preference lampblack,) gum arabic, glycerinc, and water; and these ingredients are mixed together in about the following proportion: Indigo, four parts, by weight; spirits of hartshorn, thirty parts; lamp-black, or other equivalent carbon, ten
- parts; gum arabic, six parts; glycerine, thirty parts; water, fifty parts. After these ingredients have been thoroughly and intimate- I ly mixed, the ink or writing-fluid is put up in suitable bottles ready for the market.
My ink is intended particularly for the purpose of writing bank-checks, drafts, or other documents of value, since words, figures, or other signs or characters produced by my ink on writing-paper cannot be removed without producing marks showing that an attempt has been made to alter the check or other document.
I do not claim, separately, either of the in-
US132102D Improvement in inks for writing Expired - Lifetime US132102A (en)

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US132102A true US132102A (en) 1872-10-08

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