| PATENT ASSIGNEE'S COUNTRY | Japan; USA |
| UPDATE | 12.99 |
| PATENT ASSIGNEE | This data is not available for free |
| PATENT CLAIMS |
Photolithography imageable black matrix coating material having optical d. > 3 when coated at thickness < 1 micron & having shelf life > 90 days at room T & > 365 days in freezer consisting of - Polyimide precursor vehicle & solvent system - Soluble light-absorbing dye in amount effective to absorb all light across broad spectrum from UV to IR - Surface treated C black pigment & suitable dispersant in Newtonian dispersion |
| PATENT PHOTOCOPY | Available on request |
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