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US 7,358,358 B2Granted
Electrochromic compound
AssigneeNtera Limited
InventorsDonald Fitzmaurice, David Cummins, David Corr, S. Nagaraja Rao, Gerrit Boschloo
Life of this patent
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Abstract
A compound for use in electrochromic devices. The compound includes (1) β-(10-phenothiazyl)propoxy phosphonic acid; (2) β-(10-phenothiazyl)propyl-phosphonic acid; and (3) β-(10-phenothiazyl)propionate phosphonic acid.
Claims1
A compound selected from the group consisting of:
- (1) β-(10-phenothiazyl) propoxy phosphonic acid;
- (2) β-(10-phenothiazyl) propyl-phosphonic acid;
- and (3) β-(10-phenothiazyl) propionate phosphonic acid.
Dependencies are inferred from the claim text.