Metallocenyl phthalocyanines as optical recording media

Details Metallocenyl phthalocyanines as optical recording media Metallocenyl phthalocyanines as optical recording media

C - Chemistry, Metallurgy

09

B

C09B 47/24 (2006.01) B41M 5/26 (2006.01) C09B 67/22 (2006.01) G11B 7/24 (2006.01) G11B 7/248 (2006.01) G11B 7/26 (2006.01)

Patent

CA 2444105

Mixtures of metallocenyl phthalocyanines obtainable by reacting a mixture A comprising two phthalocyanines (I) and (II) with a metallocene derivative in the presence of a catalyst, and also oligomeric metallocenyl phthalocyanines, processes for preparing them, their use for, inter alia, optical recording and optical recording media.

La présente invention concerne des mélanges de phthalocyanines de métallocényle, obtenus par mise en réaction d'un mélange A comprenant deux phthalocyanines (I) et (II) avec un dérivé de métallocène, en présence d'un catalyseur, ainsi que des phthalocyanines de métallocényle oligomériques, des procédés pour les préparer, leur utilisation, entre autres, dans le domaine de l'enregistrement optique et des supports d'enregistrement optique.

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