| 发明名称 |
NOVEL PHOTOCHROMIC COMPOUNDS OF THE INDOLINO-SPIRO-BENZOXAZINE TYPE AND A METHOD OF PREPARATION OF SAID COMPOUNDS |
| 摘要 |
New photochromic compounds from the class of indolinospirooxazines, characterised in that they have the formula of an indolinospirobenzocyclodiazene (for example formula (I)). |
| 申请公布号 |
AU8838491(A) |
申请公布日期 |
1992.06.11 |
| 申请号 |
AU19910088384 |
申请日期 |
1991.12.04 |
| 申请人 |
ESSILOR INTRERNATIONAL (COMPAGNIE GENERALE D'OPTIQUE) |
发明人 |
ROBERT GUGLIELMETTI;PASCALE TARDIEU |
| 分类号 |
C07D498/20;C09K9/02;G03C1/685 |
主分类号 |
C07D498/20 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
