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US 8,541,612 B2Granted
Unsaturated diphosphine monoxides
AssigneeBASF SE
InventorsAlexander Tishkov, Klemens Massonne
Life of this patent
Estimating the term…
Abstract
The present invention relates to unsaturated diphosphine monoxides, to a process for preparation thereof and to the use thereof as flame retardants.
Claims6
A compound of the formula I
- where the R1-R2 radicals are each independently selected from the group consisting of C1-C16-alkyl, C1-C16-alkenyl, C1-C16-alkoxy, C1-C16-alkenyloxy, C3-C10-cycloalkyl, C3-C10-cycloalkoxy, C6-C10-aryl, C6-C10-aryloxy, C6-C10-aryl-C1-C16-alkoxy, NR2R3, COR2, COOR2 and CONR2R3, the R3 radical is an allyl group and R4 is an allyloxy group.
Dependencies are inferred from the claim text.