INORGANIC FINE PARTICLE DISPERSION

• Main Authors: ISHIYAMA, Takeshi, HAMAMOTO, Toshimasa, YAMAGUCHI, Daisuke
• Format: Patent
• Language: English; French; Japanese
• Published: 04.04.2024
• Subjects: ADHESIVES; APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL; CHEMICAL PAINT OR INK REMOVERS; CHEMISTRY; COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS; CORRECTING FLUIDS; DYES; FILLING PASTES; INKS; LAYERED PRODUCTS; LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; PAINTS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; PERFORMING OPERATIONS; POLISHES; PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TOSURFACES, IN GENERAL; SPRAYING OR ATOMISING IN GENERAL; TRANSPORTING; USE OF MATERIALS THEREFOR; WOODSTAINS

Provided is an inorganic fine particle dispersion capable of forming a layer having even higher light transmittance and exceptional antifouling properties.　This inorganic fine particle dispersion contains inorganic fine particles, a liquid dispersion medium A having a boiling point higher than 121°C but lower than 190°C, a liquid dispersion medium B having a boiling point lower than 100°C, water, an alkoxysilane, and a pore-forming agent, wherein the percentage content of the liquid dispersion medium A is at least 0.5 mass% but less than 15.0 mass% per 100 mass% of the total amount of the inorganic fine particle dispersion. L'invention concerne une dispersion de fines particules inorganiques capable de former une couche ayant une transmittance de lumière encore plus élevée et des propriétés antisalissure exceptionnelles.　Cette dispersion de fines particules inorganiques contient de fines particules inorganiques, un milieu de dispersion liquide A ayant un point d'ébullition supérieur à 121 °C mais inférieur à 190 °C, un milieu de dispersion liquide B ayant un point d'ébullition inférieur à 100 °C, de l'eau, un alcoxysilane et un agent porogène, la teneur en pourcentage du milieu de dispersion liquide A étant d'au moins 0,5 % en masse mais inférieure à 15,0 % en masse pour 100 % en masse de la quantité totale de la dispersion de fines particules inorganiques. 光線透過率が更に高く、防汚性に優れる層を形成することができる無機微粒子分散液を提供する。　無機微粒子と、　沸点が１２１℃を超え１９０℃未満である液体分散媒Ａと、　沸点が１００℃未満である液体分散媒Ｂと、　水と、　アルコキシシランと、　造孔剤を含む無機微粒子分散液であって、　無機微粒子分散液の全量を１００質量％として、液体分散媒Ａの含有率が０．５質量％以上１５．０質量％未満である、無機微粒子分散液。