C - Chemistry – Metallurgy – 09 – B
Patent
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.
Beyrich Juergen
Blattner Rudolf
Budry Jean-Luc
Freitag Wolfgang
Morton Colin
Ciba Specialty Chemicals Holding Inc.
Fetherstonhaugh & Co.
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