IT1181473B - Tanning of hides - Google Patents
Tanning of hidesInfo
- Publication number
- IT1181473B IT1181473B IT84903/84A IT8490384A IT1181473B IT 1181473 B IT1181473 B IT 1181473B IT 84903/84 A IT84903/84 A IT 84903/84A IT 8490384 A IT8490384 A IT 8490384A IT 1181473 B IT1181473 B IT 1181473B
- Authority
- IT
- Italy
- Prior art keywords
- tanning
- pref
- hides
- greasing
- dyeing
- Prior art date
Links
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 abstract 2
- 238000004043 dyeing Methods 0.000 abstract 2
- 235000013162 Cocos nucifera Nutrition 0.000 abstract 1
- 244000060011 Cocos nucifera Species 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 238000006386 neutralization reaction Methods 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
- 235000013311 vegetables Nutrition 0.000 abstract 1
Landscapes
- Coloring (AREA)
Abstract
Hides are tanned by pre-tanning, tanning proper, neutralisation, re-tanning, greasing and dyeing. In the process at least the tanning and re-tanning steps are effected fully or in part using vegetable tanning substances (I). Tanning is pref. for 10-12 hr. at 28-30 deg.C in the presence of 0-4% Cr-based prods. and 20-5% (I). Re-tanning is pref. at 35-45 deg.C for 60-90 min. with 5-20% (I) only. Greasing is pref. at 50-70 deg.C for 60-90 min. using 4-10% coconut pulp paste. Dyeing is pref. effected by addn. of ca 1% by wt. of an aniline dye.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT84903/84A IT1181473B (en) | 1984-01-13 | 1984-01-13 | Tanning of hides |
ZA8578A ZA8578B (en) | 1984-01-13 | 1985-01-04 | Method of tanning hides |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT84903/84A IT1181473B (en) | 1984-01-13 | 1984-01-13 | Tanning of hides |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8484903A0 IT8484903A0 (en) | 1984-01-13 |
IT1181473B true IT1181473B (en) | 1987-09-30 |
Family
ID=11325464
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT84903/84A IT1181473B (en) | 1984-01-13 | 1984-01-13 | Tanning of hides |
Country Status (2)
Country | Link |
---|---|
IT (1) | IT1181473B (en) |
ZA (1) | ZA8578B (en) |
-
1984
- 1984-01-13 IT IT84903/84A patent/IT1181473B/en active
-
1985
- 1985-01-04 ZA ZA8578A patent/ZA8578B/en unknown
Also Published As
Publication number | Publication date |
---|---|
IT8484903A0 (en) | 1984-01-13 |
ZA8578B (en) | 1985-08-28 |
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