Water-repellent and oil-repellent composition, and water-repellent film formed by using the composition
US9346920B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 10, 2014 |
| Grant date | May 24, 2016 |
| Priority date | — |
| Expiry date | Dec 10, 2034 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D183/08
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A water-repellent and oil-repellent composition, including an incompletely condensed product P2 obtained by further condensing an incompletely condensed product P1 containing a fluorine-containing alkoxy silane unit a derived from a fluorine-containing alkoxy silane compound α represented by the following general formula (1) with an alkoxy silane compound β represented by the following general formula (2), wherein a content a1 (mol %) of the fluorine-containing alkoxy silane unit a in the incompletely condensed product P1 and a content a2 (mol %) of the fluorine-containing alkoxy silane unit a in the incompletely condensed product P2 satisfy a relationship represented by the following expression (1):Rf-Yq-Ap-Z—SiX3 General formula (1)R—SiX3 General formula (2)a1/a2≧2 Expression (1).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.