Process for rendering building materials hydrophobic
US4209432A · kind A · utility
40Cited by
0References
3Claims
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Assignee
Inventor
Key dates
| Filing date | Sep 18, 1978 |
| Grant date | Jun 24, 1980 |
| Priority date | — |
| Expiry date | Sep 18, 1998 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K3/36
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
An improved process for imparting hydrophobic properties to building materials by applying solutions containing organosilicon compounds to the surface of building materials, the improvement which comprises adding to the solutions of organosilicon compounds a small amount of fillers having a surface area of at least 50 m.sup.2 /gm.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.