摘要:
A curable composition comprising an aged mixture of tetramethoxysilane with water added in excess of the theoretical amount sufficient for the hydrolysis and condensation of 100% of the silane and a reactive organic compound having at least two functional groups capable of condensing with the product of hydrolysis and condensation of the silane in the above mixture.
摘要:
A suspension containing a novel reactive ultrafine particulate silica having a radius of gyration of at most 10 .ANG., has an excellent storage stability, and provides excellent various properties as a hard coating composition.
摘要:
A polyalkoxysiloxane of the following rational formula: SiOa(OR)b(OH)c wherein R is a C1-4 alkyl group, a=0.86 to 1.30, b=2.18 to 1.30, and c≦0.10.
摘要:
The following polyalkoxysiloxane compounds (A) and (B): (A): polyalkoxysiloxane compounds represented by the rational formula SiOx(OR1)y(OR2)z, wherein z/(y+z)=0.05 to 0.5 by mole, 0.5≦x≦1.5, 2x+y+z=4, R1 is a methyl group and/or an ethyl group, and R2 is an organic group different from R1; (B): polyalkoxysiloxane compounds represented by the rational formula SiOx(OR1)y(OR2)z, wherein 0.5≦x≦1.5, 2x+y+z=4, R1 is a methyl group and/or an ethyl group, and R2 is at least one of the alkyl groups having 3 to 4 carbon atoms; are provided. These polyalkoxysiloxane compounds can be used advantageously for the coat-forming compositions or aqueous emulsion-forming compositions.
摘要翻译:以下聚烷氧基硅氧烷化合物(A)和(B):( A):由合理式SiOx(OR1)y(OR2)z表示的聚烷氧基硅氧烷化合物,其中z /(y + z)= 0.05-0.5摩尔, = X <= 1.5,2x + y + z = 4,R1是甲基和/或乙基,R2是不同于R1的有机基团;(B):由合理式SiOx(OR1)表示的聚烷氧基硅氧烷化合物 )y(OR 2)z,其中0.5 <= x <= 1.5,2x + y + z = 4,R1是甲基和/或乙基,R2是至少一个具有3至4个 碳原子 这些聚烷氧基硅氧烷化合物可以有利地用于涂覆形成组合物或含水乳液形成组合物。
摘要:
The present invention relates to a silicon-containing liquid composition comprising (A) 100 parts by weight of an organosilicate, calculated as SiO2, (B) 0.1 to 10 parts by weight of a catalyst, (C) 100 to 50,000 parts by weight of water, and (D) 100 to 50,000 parts by weight of a solvent, a weight ratio of the water (C) to the solvent (D) being in the range of 30:70 to 80:20.
摘要:
The present invention relates to a paint film embodying a new parameter representing the resistance to raindrop fouling and having very satisfactory fouling resistance, particularly resistance to raindrop fouling, even ultra-low foulability, as well as high water resistance, acid resistance, alkali resistance, and crack resistance; a coating composition capable of providing said paint film; a method for forming a satisfactory paint film using said coating composition; and an article coated with said paint film. A coating composition comprising (I) a tetramethoxysilane partial hydrolyzed condensate and at least one member selected from (A) a film-forming resin and (B) an inorganic binder containing alkoxysilyl as a reactive curing group and having a water dynamic reverse tension (Tr) of not less than 55 dyn/cm; and an antifouling paint film containing the coating composition is provided.
摘要:
There is provided a coating composition capable of improving performance of coated films, such as dirt shedding property and weathering resistance, only by applying directly onto the surface of various structures such as building structures and civil engineering structures or on a previous coating film without requiring formation of any undercoat. A silicon-containing liquid composition having a water concentration of 50% by weight or more and a light transmittance of 70% or more, wherein the silicon-containing liquid composition is a composition capable of forming a film on a substrate having a water contact angle of 60° or more.
摘要:
A resin composition comprising the following components (1) and (2): (1) a water-soluble resin having siloxane bonds, and (2) a siloxane compound represented by the formula (A1): SiOaXbYc (A1) wherein X is a hydrolyzable group, Y is a non-hydrolyzable group, 0≦a≦1.4, and b/(b+c)=0.01 to 1.0, provided 2a+b+c=4.
摘要翻译:一种树脂组合物,其包含以下组分(1)和(2):(1)具有硅氧烷键的水溶性树脂,和(2)由式(A1)表示的硅氧烷化合物:其中X是可水解基团,Y 是不可水解的基团,如果2a + b + c = 4,则0 <= a <= 1.4,b /(b + c)= 0.01至1.0。
摘要:
A composition for a snow- or ice-accretion inhibiting member which has a static friction coefficient of less than 1.3 relative to snow having a temperature range of 0 to −10° C. The composition of the present invention can show not only a good snow- or ice-accretion inhabiting property upon snowfall but also an improved snow slipping-off property upon temperature rise.