DE2056922A1 - Mittel zum Loschen von Bildern - Google Patents

Info

Publication number

DE2056922A1

DE2056922A1 DE19702056922 DE2056922A DE2056922A1 DE 2056922 A1 DE2056922 A1 DE 2056922A1 DE 19702056922 DE19702056922 DE 19702056922 DE 2056922 A DE2056922 A DE 2056922A DE 2056922 A1 DE2056922 A1 DE 2056922A1

Authority

DE

Germany

Prior art keywords

solution

extinguishing agent

persulfate

aqueous

thiourea

Prior art date

1969-11-21

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.)

Pending

Links

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• 239000003795 chemical substances by application Substances 0.000 claims description 27
• UMGDCJDMYOKAJW-UHFFFAOYSA-N thiourea Chemical compound NC(N)=S UMGDCJDMYOKAJW-UHFFFAOYSA-N 0.000 claims description 16
• XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Natural products NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 8
• 229910052709 silver Inorganic materials 0.000 claims description 8
• 239000004332 silver Substances 0.000 claims description 8
• BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 7
• JRKICGRDRMAZLK-UHFFFAOYSA-L persulfate group Chemical group S(=O)(=O)([O-])OOS(=O)(=O)[O-] JRKICGRDRMAZLK-UHFFFAOYSA-L 0.000 claims description 7
• ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 claims description 6
• 229910001870 ammonium persulfate Inorganic materials 0.000 claims description 3
• LCPVQAHEFVXVKT-UHFFFAOYSA-N 2-(2,4-difluorophenoxy)pyridin-3-amine Chemical compound NC1=CC=CN=C1OC1=CC=C(F)C=C1F LCPVQAHEFVXVKT-UHFFFAOYSA-N 0.000 claims description 2
• 238000000034 method Methods 0.000 claims description 2
• USHAGKDGDHPEEY-UHFFFAOYSA-L potassium persulfate Chemical compound [K+].[K+].[O-]S(=O)(=O)OOS([O-])(=O)=O USHAGKDGDHPEEY-UHFFFAOYSA-L 0.000 claims description 2
• CHQMHPLRPQMAMX-UHFFFAOYSA-L sodium persulfate Substances [Na+].[Na+].[O-]S(=O)(=O)OOS([O-])(=O)=O CHQMHPLRPQMAMX-UHFFFAOYSA-L 0.000 claims description 2
• 239000000243 solution Substances 0.000 description 22
• OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
• 239000011248 coating agent Substances 0.000 description 5
• 238000000576 coating method Methods 0.000 description 5
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
• ORTQZVOHEJQUHG-UHFFFAOYSA-L copper(II) chloride Chemical compound Cl[Cu]Cl ORTQZVOHEJQUHG-UHFFFAOYSA-L 0.000 description 4
• 239000000839 emulsion Substances 0.000 description 4
• 239000000203 mixture Substances 0.000 description 4
• HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
• 229910021592 Copper(II) chloride Inorganic materials 0.000 description 2
• 108010010803 Gelatin Proteins 0.000 description 2
• QIGBRXMKCJKVMJ-UHFFFAOYSA-N Hydroquinone Chemical compound OC1=CC=C(O)C=C1 QIGBRXMKCJKVMJ-UHFFFAOYSA-N 0.000 description 2
• 229910021607 Silver chloride Inorganic materials 0.000 description 2
• 230000002378 acidificating effect Effects 0.000 description 2
• 239000012190 activator Substances 0.000 description 2
• BNIILDVGGAEEIG-UHFFFAOYSA-L disodium hydrogen phosphate Chemical compound [Na+].[Na+].OP([O-])([O-])=O BNIILDVGGAEEIG-UHFFFAOYSA-L 0.000 description 2
• 229920000159 gelatin Polymers 0.000 description 2
• 239000008273 gelatin Substances 0.000 description 2
• 235000019322 gelatine Nutrition 0.000 description 2
• 235000011852 gelatine desserts Nutrition 0.000 description 2
• 239000004615 ingredient Substances 0.000 description 2
• PNDPGZBMCMUPRI-UHFFFAOYSA-N iodine Chemical compound II PNDPGZBMCMUPRI-UHFFFAOYSA-N 0.000 description 2
• 239000004848 polyfunctional curative Substances 0.000 description 2
• -1 silver halide Chemical class 0.000 description 2
• HKZLPVFGJNLROG-UHFFFAOYSA-M silver monochloride Chemical compound [Cl-].[Ag+] HKZLPVFGJNLROG-UHFFFAOYSA-M 0.000 description 2
• AKHNMLFCWUSKQB-UHFFFAOYSA-L sodium thiosulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=S AKHNMLFCWUSKQB-UHFFFAOYSA-L 0.000 description 2
• 235000019345 sodium thiosulphate Nutrition 0.000 description 2
• 239000003381 stabilizer Substances 0.000 description 2
• ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 1
• PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
• 239000004133 Sodium thiosulphate Substances 0.000 description 1
• SJOOOZPMQAWAOP-UHFFFAOYSA-N [Ag].BrCl Chemical compound [Ag].BrCl SJOOOZPMQAWAOP-UHFFFAOYSA-N 0.000 description 1
• 239000003963 antioxidant agent Substances 0.000 description 1
• 239000007864 aqueous solution Substances 0.000 description 1
• 125000000664 diazo group Chemical group [N-]=[N+]=[*] 0.000 description 1
• DZNISTXXJWSWSX-UHFFFAOYSA-L dipotassium;sulfonatooxy sulfate;hydrate Chemical compound O.[K+].[K+].[O-]S(=O)(=O)OOS([O-])(=O)=O DZNISTXXJWSWSX-UHFFFAOYSA-L 0.000 description 1
• 238000001035 drying Methods 0.000 description 1
• 230000008030 elimination Effects 0.000 description 1
• 238000003379 elimination reaction Methods 0.000 description 1
• 230000009931 harmful effect Effects 0.000 description 1
• 239000013067 intermediate product Substances 0.000 description 1
• 239000011630 iodine Substances 0.000 description 1
• 229910052740 iodine Inorganic materials 0.000 description 1
• IOLCXVTUBQKXJR-UHFFFAOYSA-M potassium bromide Inorganic materials [K+].[Br-] IOLCXVTUBQKXJR-UHFFFAOYSA-M 0.000 description 1
• RWPGFSMJFRPDDP-UHFFFAOYSA-L potassium metabisulfite Chemical compound [K+].[K+].[O-]S(=O)S([O-])(=O)=O RWPGFSMJFRPDDP-UHFFFAOYSA-L 0.000 description 1
• 229940043349 potassium metabisulfite Drugs 0.000 description 1
• 235000010263 potassium metabisulphite Nutrition 0.000 description 1
• 230000001235 sensitizing effect Effects 0.000 description 1
• ADZWSOLPGZMUMY-UHFFFAOYSA-M silver bromide Chemical compound [Ag]Br ADZWSOLPGZMUMY-UHFFFAOYSA-M 0.000 description 1