Triboluminescent lanthanide iii complexes

Details Triboluminescent lanthanide iii complexes Triboluminescent lanthanide iii complexes

C - Chemistry, Metallurgy

07

F

C07F 5/00 (2006.01) C09K 11/78 (2006.01)

Patent

CA 2208568

In one of its aspects, the invention relates to compounds of formula (I), wherein M is En, Tb or Dy, Sm; R2 is hydrogen or C1- C6alkyl, and R1 and R3 are each independently of the other phenyl, hydrogen or C1-C6alkyl, and L is p-N,N-dimethylaminopyridine, N- methylimidazole or p-methoxypyridine-N-oxide. The invention also relates to the use of these compounds for optical sensors sensitive to impact, tension or pressure.

Selon un de ses aspects, l'invention se rapporte à des composés répondant à la formule (I), dans laquelle M représente Eu, Tb ou Dy, Sm; R2 représente hydrogène ou alkyle C1-6; et R1 et R3, indépendamment l'un de l'autre, représentent phényle, hydrogène ou alkyle C1-6; et L représente p-N,N-diméthylaminopyridine, N-méthylimidazole ou p-méthoxypyridine-N-oxyde. L'invention se rapporte également à l'utilisation de ces composés dans les capteurs optiques sensibles aux chocs, à la tension ou à la pression.

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