摘要 |
<p>The process consists of (a) pouring a mixt. of PdCl2, dist. water and HCl into dist. water contg. HCl; (b) adding to this mixt. a mixt. of copper chloride, zinc sulphate, dist. water and HCl; (c) prepg. the surface of a glass sheet by treatment with a mixt. of caustic soda, dist. water and formaldehyde; and (d) applying the mixt. from (b) to the treated surface.</p> |