Water-repellent emulsion composition and process for the production thereof
A water-repellent emulsion composition containing, as essential components, colloidal silica particles which are surface-treated with a silylating agent; a nonpolar organic solvent; a cationic surfactant; one or both of a fluorine-containing surfactant and a silicone-containing surfactant; and water...
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Format: | Patent |
Sprache: | eng ; fre ; ger |
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Zusammenfassung: | A water-repellent emulsion composition containing, as essential components, colloidal silica particles which are surface-treated with a silylating agent; a nonpolar organic solvent; a cationic surfactant; one or both of a fluorine-containing surfactant and a silicone-containing surfactant; and water, and being excellent in dispersion stability, water repellency and barrier properties against water absorption. |
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