DE215521C - - Google Patents

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Publication number

DE215521C

DE215521C DENDAT215521D DE215521DA DE215521C DE 215521 C DE215521 C DE 215521C DE NDAT215521 D DENDAT215521 D DE NDAT215521D DE 215521D A DE215521D A DE 215521DA DE 215521 C DE215521 C DE 215521C

Authority

DE

Germany

Prior art keywords

silver

pigment

bichromate

gelatin layer

alkali

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.)

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• BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 36
• 229910052709 silver Inorganic materials 0.000 claims description 36
• 239000004332 silver Substances 0.000 claims description 36
• 229920000159 gelatin Polymers 0.000 claims description 16
• 235000019322 gelatine Nutrition 0.000 claims description 16
• 108010010803 Gelatin Proteins 0.000 claims description 15
• SOCTUWSJJQCPFX-UHFFFAOYSA-N dichromate(2-) Chemical compound [O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O SOCTUWSJJQCPFX-UHFFFAOYSA-N 0.000 claims description 15
• 239000008273 gelatin Substances 0.000 claims description 15
• 235000011852 gelatine desserts Nutrition 0.000 claims description 15
• 239000000049 pigment Substances 0.000 claims description 14
• 150000003839 salts Chemical class 0.000 claims description 8
• 239000003513 alkali Substances 0.000 claims description 6
• YAGKRVSRTSUGEY-UHFFFAOYSA-N ferricyanide Chemical compound [Fe+3].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-] YAGKRVSRTSUGEY-UHFFFAOYSA-N 0.000 claims description 3
• 150000003378 silver Chemical class 0.000 claims description 3
• 229910052736 halogen Inorganic materials 0.000 claims description 2
• 150000002367 halogens Chemical class 0.000 claims description 2
• 238000004519 manufacturing process Methods 0.000 claims 1
• 238000000034 method Methods 0.000 description 19
• 238000006243 chemical reaction Methods 0.000 description 9
• IOLCXVTUBQKXJR-UHFFFAOYSA-M potassium bromide Chemical compound [K+].[Br-] IOLCXVTUBQKXJR-UHFFFAOYSA-M 0.000 description 7
• QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
• 229940037003 alum Drugs 0.000 description 4
• 239000000126 substance Substances 0.000 description 4
• 230000009466 transformation Effects 0.000 description 4
• 239000003638 chemical reducing agent Substances 0.000 description 3
• -1 potassium ferricyanide potassium Chemical compound 0.000 description 3
• 239000000276 potassium ferrocyanide Substances 0.000 description 3
• 229910021529 ammonia Inorganic materials 0.000 description 2
• 150000001875 compounds Chemical class 0.000 description 2
• 230000000694 effects Effects 0.000 description 2
• 238000005562 fading Methods 0.000 description 2
• 229910001385 heavy metal Inorganic materials 0.000 description 2
• RUTXIHLAWFEWGM-UHFFFAOYSA-H iron(3+) sulfate Chemical compound [Fe+3].[Fe+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O RUTXIHLAWFEWGM-UHFFFAOYSA-H 0.000 description 2
• KMUONIBRACKNSN-UHFFFAOYSA-N potassium dichromate Chemical compound [K+].[K+].[O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O KMUONIBRACKNSN-UHFFFAOYSA-N 0.000 description 2
• XOGGUFAVLNCTRS-UHFFFAOYSA-N tetrapotassium;iron(2+);hexacyanide Chemical compound [K+].[K+].[K+].[K+].[Fe+2].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-] XOGGUFAVLNCTRS-UHFFFAOYSA-N 0.000 description 2
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
• 239000001828 Gelatine Substances 0.000 description 1
• FOIXSVOLVBLSDH-UHFFFAOYSA-N Silver ion Chemical compound [Ag+] FOIXSVOLVBLSDH-UHFFFAOYSA-N 0.000 description 1
• 229910052783 alkali metal Inorganic materials 0.000 description 1
• 235000011126 aluminium potassium sulphate Nutrition 0.000 description 1
• 239000002585 base Substances 0.000 description 1
• ZCDOYSPFYFSLEW-UHFFFAOYSA-N chromate(2-) Chemical compound [O-][Cr]([O-])(=O)=O ZCDOYSPFYFSLEW-UHFFFAOYSA-N 0.000 description 1
• OJKANDGLELGDHV-UHFFFAOYSA-N disilver;dioxido(dioxo)chromium Chemical compound [Ag+].[Ag+].[O-][Cr]([O-])(=O)=O OJKANDGLELGDHV-UHFFFAOYSA-N 0.000 description 1
• 235000003891 ferrous sulphate Nutrition 0.000 description 1
• 239000011790 ferrous sulphate Substances 0.000 description 1
• BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 1
• 229910000359 iron(II) sulfate Inorganic materials 0.000 description 1
• 229910000360 iron(III) sulfate Inorganic materials 0.000 description 1
• 238000002386 leaching Methods 0.000 description 1
• RLJMLMKIBZAXJO-UHFFFAOYSA-N lead nitrate Chemical compound [O-][N+](=O)O[Pb]O[N+]([O-])=O RLJMLMKIBZAXJO-UHFFFAOYSA-N 0.000 description 1
• 229940050271 potassium alum Drugs 0.000 description 1
• GRLPQNLYRHEGIJ-UHFFFAOYSA-J potassium aluminium sulfate Chemical compound [Al+3].[K+].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O GRLPQNLYRHEGIJ-UHFFFAOYSA-J 0.000 description 1
• ADZWSOLPGZMUMY-UHFFFAOYSA-M silver bromide Chemical compound [Ag]Br ADZWSOLPGZMUMY-UHFFFAOYSA-M 0.000 description 1
• HKZLPVFGJNLROG-UHFFFAOYSA-M silver monochloride Chemical compound [Cl-].[Ag+] HKZLPVFGJNLROG-UHFFFAOYSA-M 0.000 description 1
• YPNVIBVEFVRZPJ-UHFFFAOYSA-L silver sulfate Chemical compound [Ag+].[Ag+].[O-]S([O-])(=O)=O YPNVIBVEFVRZPJ-UHFFFAOYSA-L 0.000 description 1
• 229910000367 silver sulfate Inorganic materials 0.000 description 1
• GGCZERPQGJTIQP-UHFFFAOYSA-N sodium;9,10-dioxoanthracene-2-sulfonic acid Chemical compound [Na+].C1=CC=C2C(=O)C3=CC(S(=O)(=O)O)=CC=C3C(=O)C2=C1 GGCZERPQGJTIQP-UHFFFAOYSA-N 0.000 description 1