Concrete cleaning composition
US4563483A · kind A · utility
27Cited by
16References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 6, 1983 |
| Grant date | Jan 7, 1986 |
| Priority date | — |
| Expiry date | Jul 6, 2003 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S521/918
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A water and oil absorbant concrete cleaning composition is disclosed comprising shreds of a hydrophilic, open-celled, solids-loaded polyurethane foam. Methods are also disclosed to bind the solids to the cellular foam matrix.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.