| PATENT ASSIGNEE'S COUNTRY | USA |
| UPDATE | 06.99 |
| PATENT ASSIGNEE | This data is not available for free |
| PATENT CLAIMS |
Mfg process without subjecting to micronizing treat - Providing inorganic pigment material - Providing source of water - Forming fine, well dispersed slurry of pigment & water - Milling the slurry - Adjusting pH 5 - 9 - Depositing a treat. agent: EtOOC-CH(SO3Na)-CH2-COOEt on slurried milled pigment - Drying |
| PATENT PHOTOCOPY | Available on request |
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