Method for setting gypsum utilizing retarder
US4166751A · kind A · utility
9Cited by
1References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 8, 1978 |
| Grant date | Sep 4, 1979 |
| Priority date | — |
| Expiry date | Sep 8, 1998 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC04B24/14
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A process for setting gypsum which comprises incorporating carboxyalkylated protein as a setting retarder in gypsum paste in an amount of 0.001 to 5% by weight based upon the weight of the gypsum.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.