Electrochemical manufacture of pinacol
Patent 3984294 Issued on October 5, 1976. Estimated Expiration Date: 
October 5, 1993. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
October 5, 1993. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 3193482 3485726 3497430 3899401 InventorsAssigneeApplicationNo. 501043 filed on 08/28/1974US Classes:205/418Carbonyl or hydroxy containing dimer producedExaminersPrimary: Edmundson, F.C.Attorney, Agent or FirmAbstractPinacol is manufactured by electrolytic hydrodimerization of acetone in a compartmented cell using a catholyte which contains from 10 to 90% by weight of acetone, from 1 to 60% by weight of water and from 1 to 50% by weight of a quaternary ammonium salt. |
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