| 摘要 |
<p>The present invention refers to a heat-curable coating composition containing component I) comprising components A), B) and C); wherein component A) is at least one multifunctional acrylate; component B) is a product obtained by a method comprising co-hydrolyzing and co-condensing a composition comprising ingredients i), ii) and iii); wherein ingredient i) is at least one alkoxy-functional organometallic compound having a formula M(OR)4, wherein M is selected from Si and Ti and each OR is independently an alkoxy group: ingredient ii) is at least one alkoxysilane having a formula <CHEM> wherein each OR is as defined above, each X is independently a monovalent organic group that renders the alkoxysilane capable of copolymerization with A) the multifunctional acrylate and each R' is independently a monovalent hydrocarbon group; and a is 1, 2 or 3; b is 1, 2 or 3; c is 0. 1 or 2; and a + b + c = 4; and ingredient iii) is a predetermined quantity of water sufficient to cause the co-hydrolysis and permit the co-condensation without gelling the composition or causing a precipitate to form therefrom; and component C) comprises a catalytic quantity of a peroxide; and optionally component II) comprising an organic coating composition and to a method of preparing said composition, a method for application of said composition, and to a coated substrate obtainable thereby.</p> |
