DE221345C - - Google Patents

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Publication number

DE221345C

DE221345C DENDAT221345D DE221345DA DE221345C DE 221345 C DE221345 C DE 221345C DE NDAT221345 D DENDAT221345 D DE NDAT221345D DE 221345D A DE221345D A DE 221345DA DE 221345 C DE221345 C DE 221345C

Authority

DE

Germany

Prior art keywords

aluminum

zinc

tanning

electrodes

cathode

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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• 229910052782 aluminium Inorganic materials 0.000 claims description 11
• XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 11
• 238000000034 method Methods 0.000 claims description 9
• HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 8
• 229910052725 zinc Inorganic materials 0.000 claims description 8
• 239000011701 zinc Substances 0.000 claims description 8
• 239000000284 extract Substances 0.000 claims description 7
• 229910052751 metal Inorganic materials 0.000 claims description 7
• 239000002184 metal Substances 0.000 claims description 7
• 229920001864 tannin Polymers 0.000 claims description 6
• 239000001648 tannin Substances 0.000 claims description 6
• 235000018553 tannin Nutrition 0.000 claims description 6
• NWONKYPBYAMBJT-UHFFFAOYSA-L zinc sulfate Chemical compound [Zn+2].[O-]S([O-])(=O)=O NWONKYPBYAMBJT-UHFFFAOYSA-L 0.000 claims description 6
• 239000000243 solution Substances 0.000 claims description 5
• 150000002739 metals Chemical class 0.000 claims description 4
• 229960001763 zinc sulfate Drugs 0.000 claims description 4
• 229910000368 zinc sulfate Inorganic materials 0.000 claims description 4
• 239000003792 electrolyte Substances 0.000 claims description 3
• 239000012266 salt solution Substances 0.000 claims description 2
• 239000000654 additive Substances 0.000 claims 1
• 230000000996 additive effect Effects 0.000 claims 1
• 238000000354 decomposition reaction Methods 0.000 claims 1
• 238000005192 partition Methods 0.000 claims 1
• 239000000975 dye Substances 0.000 description 6
• 239000003795 chemical substances by application Substances 0.000 description 5
• 239000004927 clay Substances 0.000 description 4
• 239000010985 leather Substances 0.000 description 4
• 239000002244 precipitate Substances 0.000 description 4
• UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
• 229910052739 hydrogen Inorganic materials 0.000 description 3
• 239000001257 hydrogen Substances 0.000 description 3
• 240000002044 Rhizophora apiculata Species 0.000 description 2
• QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
• 239000007864 aqueous solution Substances 0.000 description 2
• 230000015572 biosynthetic process Effects 0.000 description 2
• 238000005868 electrolysis reaction Methods 0.000 description 2
• 238000001556 precipitation Methods 0.000 description 2
• 150000003839 salts Chemical class 0.000 description 2
• 239000000126 substance Substances 0.000 description 2
• 235000009529 zinc sulphate Nutrition 0.000 description 2
• 239000011686 zinc sulphate Substances 0.000 description 2
• TUSDEZXZIZRFGC-UHFFFAOYSA-N 1-O-galloyl-3,6-(R)-HHDP-beta-D-glucose Natural products OC1C(O2)COC(=O)C3=CC(O)=C(O)C(O)=C3C3=C(O)C(O)=C(O)C=C3C(=O)OC1C(O)C2OC(=O)C1=CC(O)=C(O)C(O)=C1 TUSDEZXZIZRFGC-UHFFFAOYSA-N 0.000 description 1
• 241000196324 Embryophyta Species 0.000 description 1
• 239000001263 FEMA 3042 Substances 0.000 description 1
• LRBQNJMCXXYXIU-PPKXGCFTSA-N Penta-digallate-beta-D-glucose Natural products OC1=C(O)C(O)=CC(C(=O)OC=2C(=C(O)C=C(C=2)C(=O)OC[C@@H]2[C@H]([C@H](OC(=O)C=3C=C(OC(=O)C=4C=C(O)C(O)=C(O)C=4)C(O)=C(O)C=3)[C@@H](OC(=O)C=3C=C(OC(=O)C=4C=C(O)C(O)=C(O)C=4)C(O)=C(O)C=3)[C@H](OC(=O)C=3C=C(OC(=O)C=4C=C(O)C(O)=C(O)C=4)C(O)=C(O)C=3)O2)OC(=O)C=2C=C(OC(=O)C=3C=C(O)C(O)=C(O)C=3)C(O)=C(O)C=2)O)=C1 LRBQNJMCXXYXIU-PPKXGCFTSA-N 0.000 description 1
• 239000002253 acid Substances 0.000 description 1
• 150000007513 acids Chemical class 0.000 description 1
• DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 description 1
• 230000009286 beneficial effect Effects 0.000 description 1
• 239000001049 brown dye Substances 0.000 description 1
• 238000006243 chemical reaction Methods 0.000 description 1
• 238000004040 coloring Methods 0.000 description 1
• BUACSMWVFUNQET-UHFFFAOYSA-H dialuminum;trisulfate;hydrate Chemical compound O.[Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O BUACSMWVFUNQET-UHFFFAOYSA-H 0.000 description 1
• 230000000694 effects Effects 0.000 description 1
• 230000008020 evaporation Effects 0.000 description 1
• 238000001704 evaporation Methods 0.000 description 1
• 230000005484 gravity Effects 0.000 description 1
• 239000000203 mixture Substances 0.000 description 1
• 238000002360 preparation method Methods 0.000 description 1
• 230000001603 reducing effect Effects 0.000 description 1
• 239000008234 soft water Substances 0.000 description 1
• LRBQNJMCXXYXIU-NRMVVENXSA-N tannic acid Chemical compound OC1=C(O)C(O)=CC(C(=O)OC=2C(=C(O)C=C(C=2)C(=O)OC[C@@H]2[C@H]([C@H](OC(=O)C=3C=C(OC(=O)C=4C=C(O)C(O)=C(O)C=4)C(O)=C(O)C=3)[C@@H](OC(=O)C=3C=C(OC(=O)C=4C=C(O)C(O)=C(O)C=4)C(O)=C(O)C=3)[C@@H](OC(=O)C=3C=C(OC(=O)C=4C=C(O)C(O)=C(O)C=4)C(O)=C(O)C=3)O2)OC(=O)C=2C=C(OC(=O)C=3C=C(O)C(O)=C(O)C=3)C(O)=C(O)C=2)O)=C1 LRBQNJMCXXYXIU-NRMVVENXSA-N 0.000 description 1
• 229940033123 tannic acid Drugs 0.000 description 1
• 235000015523 tannic acid Nutrition 0.000 description 1
• 229920002258 tannic acid Polymers 0.000 description 1
• 230000002747 voluntary effect Effects 0.000 description 1
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1