DE254866C - - Google Patents
Info
- Publication number
- DE254866C DE254866C DENDAT254866D DE254866DA DE254866C DE 254866 C DE254866 C DE 254866C DE NDAT254866 D DENDAT254866 D DE NDAT254866D DE 254866D A DE254866D A DE 254866DA DE 254866 C DE254866 C DE 254866C
- Authority
- DE
- Germany
- Prior art keywords
- chromium
- parts
- extract
- oxide hydrate
- tanning
- 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
- 229920002678 cellulose Polymers 0.000 claims description 5
- 239000001913 cellulose Substances 0.000 claims description 5
- UJRBOEBOIXOEQK-UHFFFAOYSA-N oxo(oxochromiooxy)chromium hydrate Chemical compound O.O=[Cr]O[Cr]=O UJRBOEBOIXOEQK-UHFFFAOYSA-N 0.000 claims description 5
- 150000001844 chromium Chemical class 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 239000002699 waste material Substances 0.000 claims description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 7
- 229910052804 chromium Inorganic materials 0.000 description 5
- 239000011651 chromium Substances 0.000 description 5
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 4
- 239000010985 leather Substances 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- OIDPCXKPHYRNKH-UHFFFAOYSA-J chrome alum Chemical compound [K]OS(=O)(=O)O[Cr]1OS(=O)(=O)O1 OIDPCXKPHYRNKH-UHFFFAOYSA-J 0.000 description 3
- 239000002253 acid Substances 0.000 description 2
- 229940037003 alum Drugs 0.000 description 2
- 150000001845 chromium compounds Chemical class 0.000 description 2
- VQWFNAGFNGABOH-UHFFFAOYSA-K chromium(iii) hydroxide Chemical compound [OH-].[OH-].[OH-].[Cr+3] VQWFNAGFNGABOH-UHFFFAOYSA-K 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 241000218657 Picea Species 0.000 description 1
- 235000010633 broth Nutrition 0.000 description 1
- ZCDOYSPFYFSLEW-UHFFFAOYSA-N chromate(2-) Chemical class [O-][Cr]([O-])(=O)=O ZCDOYSPFYFSLEW-UHFFFAOYSA-N 0.000 description 1
- KRVSOGSZCMJSLX-UHFFFAOYSA-L chromic acid Substances O[Cr](O)(=O)=O KRVSOGSZCMJSLX-UHFFFAOYSA-L 0.000 description 1
- 230000000254 damaging effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 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 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000011946 reduction process Methods 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C14—SKINS; HIDES; PELTS; LEATHER
- C14C—CHEMICAL TREATMENT OF HIDES, SKINS OR LEATHER, e.g. TANNING, IMPREGNATING, FINISHING; APPARATUS THEREFOR; COMPOSITIONS FOR TANNING
- C14C3/00—Tanning; Compositions for tanning
- C14C3/02—Chemical tanning
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Treatment And Processing Of Natural Fur Or Leather (AREA)
- Coloring (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE254866C true DE254866C (enrdf_load_stackoverflow) |
Family
ID=513014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT254866D Active DE254866C (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE254866C (enrdf_load_stackoverflow) |
-
0
- DE DENDAT254866D patent/DE254866C/de active Active
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