phosphinic process for the preparation of bis (perfluoroalkyl) and salts thereof
2002
The present invention relates to a process for the preparation of phonsphinsauren bis (perfluoroalkyl), comprising at least the reaction of at least one difluorotris (perfluoroalkyl) phosphorane or at least one trifluorobis (perfluoroalkyl) phosphorane with hydrogen fluoride, in a suitable reaction medium and heating the reaction mixture thus obtained. The invention also relates to salts of the phosphinic acids, bis (perfluoroalkyl) as well as their uses.
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