Novel water-insensitive materials intended for public works; process and chemical composition for their obtention
US4735658A · kind A · utility
5Cited by
8References
15Claims
0Family size
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Inventors
Key dates
| Filing date | Apr 11, 1986 |
| Grant date | Apr 5, 1988 |
| Priority date | — |
| Expiry date | Apr 11, 2006 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S106/90
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The invention describes a novel material intended for use in public works, constituted by a mixture of granular, alluvial or clay soils, of hydrophilic polymers and cationic hydrophobating additives, wherein this material presents a high insensitivity to variations of ambient humidity and is intended in particular for use with building roads.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.