| PATENT ASSIGNEE'S COUNTRY | USA |
| UPDATE | 08.00 |
| PATENT ASSIGNEE | This data is not available for free |
| PATENT CLAIMS |
A coating compn for ceiling boards comprises water, a binder & a filler, contg - Large particles with av size of > 50 microns, these large particles are present at an amount effective to obtain a coa ting compn which will make a durable, scratch resistant coat - Medium particles with av size 1.2-30 microns & being pre sent at an amount which is effective to give the coating the ability to make a coat having a light reflectance > 0.84 as measured by ASTM E.1477.92 - Small particles with size 0.1-1.0 microns & present at mini mum amount of 3% by dry solids vol., said amount being low enough to be effective to keep coating compn at a low enough viscosity for spray application |
| PATENT PHOTOCOPY | Available on request |
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