CH106559A - Verfahren zum Gerben. - Google Patents
Verfahren zum Gerben.Info
- Publication number
- CH106559A CH106559A CH106559DA CH106559A CH 106559 A CH106559 A CH 106559A CH 106559D A CH106559D A CH 106559DA CH 106559 A CH106559 A CH 106559A
- Authority
- CH
- Switzerland
- Prior art keywords
- tanning
- waste liquor
- sulphite waste
- esterified
- treated
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 11
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 claims description 13
- 239000002699 waste material Substances 0.000 claims description 12
- 229920005610 lignin Polymers 0.000 claims description 7
- 239000002253 acid Substances 0.000 claims description 5
- 239000003795 chemical substances by application Substances 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 4
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 claims description 3
- 239000012345 acetylating agent Substances 0.000 claims description 2
- PASDCCFISLVPSO-UHFFFAOYSA-N benzoyl chloride Chemical compound ClC(=O)C1=CC=CC=C1 PASDCCFISLVPSO-UHFFFAOYSA-N 0.000 claims description 2
- 238000005987 sulfurization reaction Methods 0.000 claims description 2
- -1 aromatic sulphochlorides Chemical class 0.000 claims 3
- 230000001419 dependent effect Effects 0.000 claims 1
- 230000032050 esterification Effects 0.000 claims 1
- 238000005886 esterification reaction Methods 0.000 claims 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 6
- 239000010985 leather Substances 0.000 description 3
- XTHPWXDJESJLNJ-UHFFFAOYSA-N sulfurochloridic acid Chemical class OS(Cl)(=O)=O XTHPWXDJESJLNJ-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- BBDNZMUIQBRBJH-UHFFFAOYSA-N sulfurochloridic acid;toluene Chemical compound OS(Cl)(=O)=O.CC1=CC=CC=C1 BBDNZMUIQBRBJH-UHFFFAOYSA-N 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- HDECRAPHCDXMIJ-UHFFFAOYSA-N 2-methylbenzenesulfonyl chloride Chemical compound CC1=CC=CC=C1S(Cl)(=O)=O HDECRAPHCDXMIJ-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 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
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 235000011121 sodium hydroxide Nutrition 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
Landscapes
- Treatment And Processing Of Natural Fur Or Leather (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE33975X | 1922-03-11 | ||
| DE33975X | 1922-03-20 | ||
| DE106559X | 1922-04-07 | ||
| DE106559X | 1922-04-27 | ||
| DE105787X | 1922-10-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH106559A true CH106559A (de) | 1924-09-01 |
Family
ID=28457947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH106559D CH106559A (de) | 1922-03-11 | 1923-03-10 | Verfahren zum Gerben. |
Country Status (2)
| Country | Link |
|---|---|
| CH (1) | CH106559A (da) |
| DK (1) | DK33975C (da) |
-
1923
- 1923-03-10 DK DK33975D patent/DK33975C/da active
- 1923-03-10 CH CH106559D patent/CH106559A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DK33975C (da) | 1924-12-22 |
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