| PATENT ASSIGNEE'S COUNTRY | USA |
| UPDATE | 01.00 |
| PATENT ASSIGNEE | Albemarle |
| PATENT CLAIMS |
Crude dihydrocarbylchlorothiophosphate (I) prodt which contains as a contaminant at least one dihydrocarbylpoly sulfide (II) &/or at least one dihydrocarbylchlorophosphate (III) & wherein the hydrocarbyl groups are free of non-benze noid unsaturation - Contacting crude prodt with elemental chlorine - Mixing water or an alkaline aq soln with mixt - Separating resultant aq & organic phases from each other |
| PATENT PHOTOCOPY | Available on request |
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