| 摘要 |
<p>A coating composition comprising: (a) a volatile aqueous liquid medium; (b) binder comprising film-forming water-soluble organic polymer dissolved in the volatile aqueous liquid medium, film-forming. water - dispersible organic polymer dispersed in the volatile aqueous liquid medium, or a mixture thereof; and (c) the polymerization reaction product of the hydrolyzate of an aluminum and an organoalkoxysilane of the general formula R x Si(OR')y(OH)z wherein R is an organic radical, R' is a low molecular weight alkyl radical, x is in the range of from 1 to 3, y is in the range of from 1 to 3, z is in the range of from 0 t o 2, and (x+y+z) = 4. A printing medium comprising a substrate having at least one surface and a coating adhered to the surface wherein the coating is derived from the composition above.</p> |
