Cement-shrinkage-reducing agent and cement composition
US4547223A · kind A · utility
43Cited by
4References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 4, 1982 |
| Grant date | Oct 15, 1985 |
| Priority date | — |
| Expiry date | May 4, 2002 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC04B24/32
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
This invention relates to a cement-shrinkage-reducing agent and a cement composition comprising a compound of the general formula RO(AO).sub.n H (in which R represents a C.sub.1-7 alkyl or C.sub.5-6 cycloalkyl radical, A represents one or more C.sub.2-3 alkylene radicals, and n has a value of 1-10) for use in making cement mortar and concrete.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.