| 摘要 |
<p>PCT No. PCT/FI97/00293 Sec. 371 Date Jan. 20, 1999 Sec. 102(e) Date Jan. 20, 1999 PCT Filed May 20, 1997 PCT Pub. No. WO97/46381 PCT Pub. Date Dec. 11, 1997The invention relates to a polylactide-coated paper or board product which is made by coextrusion wherein the polylactide is extruded together with a conventional polymer, such as polyolefin, onto the surface of the paper, and after extrusion the polyolefin film is removed and recycled.</p> |
