FR813521A - Process for preparing tanning substances - Google Patents
Process for preparing tanning substancesInfo
- Publication number
- FR813521A FR813521A FR813521DA FR813521A FR 813521 A FR813521 A FR 813521A FR 813521D A FR813521D A FR 813521DA FR 813521 A FR813521 A FR 813521A
- Authority
- FR
- France
- Prior art keywords
- tanning substances
- preparing
- preparing tanning
- substances
- 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.)
- Expired
Links
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
- C14C3/08—Chemical tanning by organic agents
- C14C3/18—Chemical tanning by organic agents using polycondensation products or precursors thereof
- C14C3/20—Chemical tanning by organic agents using polycondensation products or precursors thereof sulfonated
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE813521X | 1935-11-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR813521A true FR813521A (en) | 1937-06-03 |
Family
ID=6733553
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR813521D Expired FR813521A (en) | 1935-11-23 | 1936-11-14 | Process for preparing tanning substances |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR813521A (en) |
-
1936
- 1936-11-14 FR FR813521D patent/FR813521A/en not_active Expired
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