Process for the decomposition of a complex of orthobenzoyl-benzoic acid, hydrogen fluoride and boron trifluoride
US4591460A · kind A · utility
1Cited by
4References
10Claims
0Family size
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Key dates
| Filing date | Mar 19, 1984 |
| Grant date | May 27, 1986 |
| Priority date | — |
| Expiry date | Mar 19, 2004 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/584
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Process for the decomposition of complexes of orthobenzoyl-benzoic acid, hydrogen fluoride, and boron trifluoride in which the complex is subjected to the action of sulfuric acid in a concentration of at least about 96% by weight or to the action of an oleum, under atmospheric pressure or under a pressure lower than atmospheric pressure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.