| 摘要 |
<p>Multi-layer coated papers and paper-boards, excluding photographic papers and pressure sensitive copying papers, is manufactured by coating a continuous web of basepaper or baseboard with a composite coating liquid. The coating liquid is a composite free-falling curtain, comprising at least two coating liquids selected from aqueous emulsions or suspensions. An independent claim is also included for paper or paper-board.</p> |
