DE134103C - - Google Patents

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Publication number

DE134103C

DE134103C DENDAT134103D DE134103DA DE134103C DE 134103 C DE134103 C DE 134103C DE NDAT134103 D DENDAT134103 D DE NDAT134103D DE 134103D A DE134103D A DE 134103DA DE 134103 C DE134103 C DE 134103C

Authority

DE

Germany

Prior art keywords

chromium oxide

acid

chromic acid

parts

small amount

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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• KRVSOGSZCMJSLX-UHFFFAOYSA-L chromic acid Substances O[Cr](O)(=O)=O KRVSOGSZCMJSLX-UHFFFAOYSA-L 0.000 claims description 9
• AWJWCTOOIBYHON-UHFFFAOYSA-N furo[3,4-b]pyrazine-5,7-dione Chemical compound C1=CN=C2C(=O)OC(=O)C2=N1 AWJWCTOOIBYHON-UHFFFAOYSA-N 0.000 claims description 9
• QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 8
• KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 claims description 6
• WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 claims description 6
• 229910000423 chromium oxide Inorganic materials 0.000 claims description 6
• 239000002253 acid Substances 0.000 claims description 4
• 150000007513 acids Chemical class 0.000 claims description 2
• UOUJSJZBMCDAEU-UHFFFAOYSA-N chromium(3+);oxygen(2-) Chemical class [O-2].[O-2].[O-2].[Cr+3].[Cr+3] UOUJSJZBMCDAEU-UHFFFAOYSA-N 0.000 claims description 2
• 238000000034 method Methods 0.000 claims description 2
• 238000004090 dissolution Methods 0.000 claims 1
• HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
• VQWFNAGFNGABOH-UHFFFAOYSA-K chromium(iii) hydroxide Chemical compound [OH-].[OH-].[OH-].[Cr+3] VQWFNAGFNGABOH-UHFFFAOYSA-K 0.000 description 3
• 238000010438 heat treatment Methods 0.000 description 3
• WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 description 2
• 230000007935 neutral effect Effects 0.000 description 2
• UJRBOEBOIXOEQK-UHFFFAOYSA-N oxo(oxochromiooxy)chromium hydrate Chemical compound O.O=[Cr]O[Cr]=O UJRBOEBOIXOEQK-UHFFFAOYSA-N 0.000 description 2
• 206010021703 Indifference Diseases 0.000 description 1
• QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
• NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
• 239000003513 alkali Substances 0.000 description 1
• 238000000137 annealing Methods 0.000 description 1
• 230000015572 biosynthetic process Effects 0.000 description 1
• ZCDOYSPFYFSLEW-UHFFFAOYSA-N chromate(2-) Chemical compound [O-][Cr]([O-])(=O)=O ZCDOYSPFYFSLEW-UHFFFAOYSA-N 0.000 description 1
• 238000005187 foaming Methods 0.000 description 1
• -1 hydrofluoric acid Chromium oxide Chemical compound 0.000 description 1
• 239000000203 mixture Substances 0.000 description 1
• 239000001103 potassium chloride Substances 0.000 description 1
• 235000011164 potassium chloride Nutrition 0.000 description 1
• 238000010992 reflux Methods 0.000 description 1
• 150000003839 salts Chemical class 0.000 description 1
• PXLIDIMHPNPGMH-UHFFFAOYSA-N sodium chromate Chemical compound [Na+].[Na+].[O-][Cr]([O-])(=O)=O PXLIDIMHPNPGMH-UHFFFAOYSA-N 0.000 description 1
• 235000011121 sodium hydroxide Nutrition 0.000 description 1
• 230000002269 spontaneous effect Effects 0.000 description 1
• 238000003756 stirring Methods 0.000 description 1
• 239000000126 substance Substances 0.000 description 1
• 229910021653 sulphate ion Inorganic materials 0.000 description 1
• 238000010792 warming Methods 0.000 description 1
• 238000005406 washing Methods 0.000 description 1
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1