
基本信息:
- 专利标题: Electrochromic composition
- 申请号:EP13184812.9 申请日:2013-09-17
- 公开(公告)号:EP2848670B1 公开(公告)日:2017-12-13
- 发明人: BIVER, Claudine , ARCHAMBEAU, Samuel , BERIT-DEBAT, Fabien
- 申请人: ESSILOR INTERNATIONAL (Compagnie Générale d'Optique)
- 申请人地址: 147, rue de Paris 94220 Charenton-le-Pont FR
- 专利权人: ESSILOR INTERNATIONAL (Compagnie Générale d'Optique)
- 当前专利权人: ESSILOR INTERNATIONAL
- 当前专利权人地址: ESSILOR INTERNATIONAL
- 代理机构: Cabinet Plasseraud
- 主分类号: C09K9/02
- IPC分类号: C09K9/02 ; G02F1/00
摘要:
The present invention relates to an electrochromic composition comprising at least one reducing compound, at least one oxidizing compound which is selected from specific viologen derivatives, and at least one dye. Said composition can be used as a variable transmittance medium for the manufacture of an optical article, such as an ophthalmic lens.
公开/授权文献:
- EP2848670A1 Electrochromic composition 公开/授权日:2015-03-18
IPC结构图谱:
C | 化学;冶金 |
--C09 | 染料;涂料;抛光剂;天然树脂;黏合剂;其他类目不包含的组合物;其他类目不包含的材料的应用 |
----C09K | 不包含在其他类目中的各种应用材料;不包含在其他类目中的材料的各种应用 |
------C09K9/00 | 变色荧光材料,即受某种形式能量的激发而引起能量吸收波长范围变化的材料 |
--------C09K9/02 | .有机变色荧光材料 |