| PATENT ASSIGNEE'S COUNTRY | USA |
| UPDATE | 04.99 |
| PATENT ASSIGNEE | Celanese International (Dallas; Tex) |
| PATENT CLAIMS |
Mfg process - Contacting formol soln (> 37%) with amine stabr - Heat. to 70-130C - Aging for polymn - Transferring paraformol through nozzle to form prills which fall into a countercurrent flow of gas in a tower to further polymerize & solidify |
| PATENT PHOTOCOPY | Available on request |
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