| 摘要 |
PCT No. PCT/EP97/02606 Sec. 371 Date Dec. 2, 1998 Sec. 102(e) Date Dec. 2, 1998 PCT Filed May 22, 1997 PCT Pub. No. WO97/46541 PCT Pub. Date Dec. 11, 1997The present invention provides a process for the inhibition (quenching) of the effect of an anionic fluorescent whitening agents on a substrate, comprising treating the substrate with a triazine UVA compound, some of which are new compounds. |
