Weak acid based concrete stain
US8460399B2 · kind B2 · utility
3Cited by
14References
35Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 10, 2007 |
| Grant date | Jun 11, 2013 |
| Priority date | — |
| Expiry date | Mar 18, 2030 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC04B2111/82
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
The present invention provides compositions and methods which are adapted to impart color to concrete or mineral substrate surfaces. Specifically, the present invention relates to a composition and methods adapted to treat concrete surfaces which have the advantage of using a non-corrosive acid-based solution.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.