DE109201C - - Google Patents
Info
- Publication number
- DE109201C DE109201C DENDAT109201D DE109201DA DE109201C DE 109201 C DE109201 C DE 109201C DE NDAT109201 D DENDAT109201 D DE NDAT109201D DE 109201D A DE109201D A DE 109201DA DE 109201 C DE109201 C DE 109201C
- Authority
- DE
- Germany
- Prior art keywords
- paper
- solution
- writing
- cobalt
- visible
- 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.)
- Active
Links
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 3
- 229910017052 cobalt Inorganic materials 0.000 claims description 2
- 239000010941 cobalt Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 claims description 2
- -1 cobalt halide salt Chemical class 0.000 claims 1
- 238000010792 warming Methods 0.000 claims 1
- 239000000976 ink Substances 0.000 description 4
- 235000002639 sodium chloride Nutrition 0.000 description 3
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 2
- GVPFVAHMJGGAJG-UHFFFAOYSA-L cobalt dichloride Chemical compound [Cl-].[Cl-].[Co+2] GVPFVAHMJGGAJG-UHFFFAOYSA-L 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 231100000614 poison Toxicity 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- 230000002889 sympathetic effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229920000084 Gum arabic Polymers 0.000 description 1
- 208000005374 Poisoning Diseases 0.000 description 1
- 241000978776 Senegalia senegal Species 0.000 description 1
- HKWKKAWXSPLMEF-UHFFFAOYSA-N [Co].[Cl] Chemical compound [Co].[Cl] HKWKKAWXSPLMEF-UHFFFAOYSA-N 0.000 description 1
- 235000010489 acacia gum Nutrition 0.000 description 1
- 239000000205 acacia gum Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical class [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 235000011187 glycerol Nutrition 0.000 description 1
- 239000004922 lacquer Substances 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
- 239000002966 varnish Substances 0.000 description 1
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)
- Paper (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE115445T |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE109201C true DE109201C (enrdf_load_stackoverflow) |
Family
ID=32304094
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT115445D Active DE115445C (enrdf_load_stackoverflow) | |||
| DENDAT109201D Active DE109201C (enrdf_load_stackoverflow) |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT115445D Active DE115445C (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| DE (2) | DE109201C (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3829002A1 (de) * | 1987-09-03 | 1989-03-16 | Arjomari Prioux | Traeger fuer druck und schrift, der durch waerme authentifizierbar und durch chemische mittel nicht faelschbar ist |
-
0
- DE DENDAT115445D patent/DE115445C/de active Active
- DE DENDAT109201D patent/DE109201C/de active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3829002A1 (de) * | 1987-09-03 | 1989-03-16 | Arjomari Prioux | Traeger fuer druck und schrift, der durch waerme authentifizierbar und durch chemische mittel nicht faelschbar ist |
Also Published As
| Publication number | Publication date |
|---|---|
| DE115445C (enrdf_load_stackoverflow) |
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