Process for liming pelts of animal hides and skins
US4351639A · kind A · utility
2Cited by
9References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 8, 1981 |
| Grant date | Sep 28, 1982 |
| Priority date | — |
| Expiry date | Jun 8, 2001 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC14C1/06
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
What is disclosed is a method for liming animal skins and hides which comprises treating said skins and hides with an aqueous alkaline liming liquor comprising a protective colloid, for example a protein such as gelatin, glue, or casein, or a water-soluble alkali-stable polymethacrylate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.