DE1669340B2 - Gerbverfahren mit Chrom(lll)-salzen - Google Patents
Gerbverfahren mit Chrom(lll)-salzenInfo
- Publication number
- DE1669340B2 DE1669340B2 DE19671669340 DE1669340A DE1669340B2 DE 1669340 B2 DE1669340 B2 DE 1669340B2 DE 19671669340 DE19671669340 DE 19671669340 DE 1669340 A DE1669340 A DE 1669340A DE 1669340 B2 DE1669340 B2 DE 1669340B2
- Authority
- DE
- Germany
- Prior art keywords
- chromium
- tanning
- iii
- salts
- sulfate
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims description 6
- BFGKITSFLPAWGI-UHFFFAOYSA-N chromium(3+) Chemical class [Cr+3] BFGKITSFLPAWGI-UHFFFAOYSA-N 0.000 title claims description 5
- 239000003795 chemical substances by application Substances 0.000 claims description 11
- 239000000843 powder Substances 0.000 claims description 8
- 239000000243 solution Substances 0.000 claims description 8
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 claims description 7
- 229910000423 chromium oxide Inorganic materials 0.000 claims description 7
- 229910000356 chromium(III) sulfate Inorganic materials 0.000 claims description 6
- 235000015217 chromium(III) sulphate Nutrition 0.000 claims description 6
- 239000011696 chromium(III) sulphate Substances 0.000 claims description 6
- 239000007864 aqueous solution Substances 0.000 claims description 3
- GRWVQDDAKZFPFI-UHFFFAOYSA-H chromium(III) sulfate Chemical compound [Cr+3].[Cr+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O GRWVQDDAKZFPFI-UHFFFAOYSA-H 0.000 claims description 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 6
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 6
- 239000011651 chromium Substances 0.000 description 6
- 206010000496 acne Diseases 0.000 description 5
- 229910052804 chromium Inorganic materials 0.000 description 5
- 235000002639 sodium chloride Nutrition 0.000 description 5
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 4
- DSHWASKZZBZKOE-UHFFFAOYSA-K chromium(3+);hydroxide;sulfate Chemical compound [OH-].[Cr+3].[O-]S([O-])(=O)=O DSHWASKZZBZKOE-UHFFFAOYSA-K 0.000 description 4
- 239000010985 leather Substances 0.000 description 4
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 3
- 150000001844 chromium Chemical class 0.000 description 3
- 230000000873 masking effect Effects 0.000 description 3
- 239000011780 sodium chloride Substances 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 2
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 2
- 235000017557 sodium bicarbonate Nutrition 0.000 description 2
- 229910000029 sodium carbonate Inorganic materials 0.000 description 2
- 235000017550 sodium carbonate Nutrition 0.000 description 2
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 description 1
- 241001086018 Homo heidelbergensis Species 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
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical class [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical class [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 229910000288 alkali metal carbonate Inorganic materials 0.000 description 1
- 150000008041 alkali metal carbonates Chemical class 0.000 description 1
- -1 alkali metal sulfites Chemical class 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical class [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 150000001845 chromium compounds Chemical class 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 235000021190 leftovers Nutrition 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 235000010265 sodium sulphite Nutrition 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 229910052719 titanium Chemical class 0.000 description 1
- 239000010936 titanium Chemical class 0.000 description 1
- 229910052726 zirconium Inorganic materials 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
- C14C3/04—Mineral tanning
- C14C3/06—Mineral tanning using chromium compounds
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEB0091899 | 1967-04-04 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE1669340A1 DE1669340A1 (de) | 1971-06-03 |
| DE1669340B2 true DE1669340B2 (de) | 1975-08-28 |
Family
ID=6986097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19671669340 Granted DE1669340B2 (de) | 1967-04-04 | 1967-04-04 | Gerbverfahren mit Chrom(lll)-salzen |
Country Status (5)
| Country | Link |
|---|---|
| AT (1) | AT275707B (enExample) |
| BE (1) | BE713196A (enExample) |
| CH (1) | CH505901A (enExample) |
| DE (1) | DE1669340B2 (enExample) |
| FR (1) | FR1561608A (enExample) |
-
1967
- 1967-04-04 DE DE19671669340 patent/DE1669340B2/de active Granted
-
1968
- 1968-04-02 CH CH482968A patent/CH505901A/de not_active IP Right Cessation
- 1968-04-03 FR FR1561608D patent/FR1561608A/fr not_active Expired
- 1968-04-03 BE BE713196D patent/BE713196A/xx unknown
- 1968-04-04 AT AT331068A patent/AT275707B/de active
Also Published As
| Publication number | Publication date |
|---|---|
| AT275707B (de) | 1969-11-10 |
| CH505901A (de) | 1971-04-15 |
| DE1669340A1 (de) | 1971-06-03 |
| BE713196A (enExample) | 1968-10-03 |
| FR1561608A (enExample) | 1969-03-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| E77 | Valid patent as to the heymanns-index 1977 | ||
| EHV | Ceased/renunciation |