Patent Number: 8,585,784

Title: Shading process

Abstract: The present invention relates to new compounds, which are molecular combinations of a phthalocyanine and a mono-azo dyestuff linked via specific linking groups and to a process for their preparation. Further aspects are shading compositions using these compounds.

Inventors: Kramer; Hans (Frick, CH), Bachmann; Frank (Freiburg, DE), Dosenbach; Christof (Bad Bellingen, DE), Jeevanath; Mini (Bangalore, IN), Roentgen; Georg (Freiburg, DE), Kaser; Adolf (Bottmingen, CH), Basler; Roger Wolfgang (Grenzach-Wyhlen, DE)

Assignee: BASF SE

International Classification: D06P 1/26 (20060101); C09B 62/008 (20060101); C09B 47/04 (20060101); C09B 56/14 (20060101)

Expiration Date: 1/19/12018