| 摘要 |
<p>PCT No. PCT/EP94/01966 Sec. 371 Date Nov. 7, 1996 Sec. 102(e) Date Nov. 7, 1996 PCT Filed Jun. 16, 1994 PCT Pub. No. WO94/29510 PCT Pub. Date Dec. 22, 1994A process for modifying, breaking down or bleaching lignin, material containing lignin or like substances uses oxidation catalysts and suitable oxidizing agents wherein these catalysts are used in combination with aliphatic, cycloaliphatic, hetercyclic or aromatic compounds containing NO, NOH or (A).</p> |
