Anti-efflorescence admixture for concrete products
US5595594A · kind A · utility
2Cited by
7References
31Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 6, 1995 |
| Grant date | Jan 21, 1997 |
| Priority date | — |
| Expiry date | Jun 6, 2015 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC04B2111/21
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
An anti-efflorescence admixture for concrete products comprising a tall oil fatty acid and a fatty acid, a portion of the acid content of the tall oil fatty acid and/or fatty acid optionally being present in salt form with an alkanolamine or alkylamine, which admixture is effective in controlling both primary and secondary efflorescence.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.