Improvements in or relating to organic compounds
US3953163A · kind A · utility
0Cited by
3References
17Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 3, 1975 |
| Grant date | Apr 27, 1976 |
| Priority date | — |
| Expiry date | Mar 3, 1995 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC14C3/20
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Disclosed is a tanning agent for leather comprising a chromium or zirconium salt, preferably the sulphate, and an aryl sulphone, the tanning of leather therewith and the use of the aryl sulphone per se in chrome, vegetable or synthetic tanning of leather and in fat liquoring processes for leather.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.