Patent · US Active

Phthalocyanine dyes and their preparation and use

US7632345B2 · kind B2 · utility

0Cited by

6References

11Claims

0Family size

Assignee

Ilford Imaging Switzerland GmbH · CH

Inventors

Kurt Baettig · Praroman, CH
Gerald Jan · Villars-sur-Glâne, CH

Key dates

Filing date	Jun 13, 2007
Grant date	Dec 15, 2009
Priority date	—
Expiry date	Aug 16, 2027

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC09D11/328
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

Phthalocyanine dyes of general formula (II)and, in particular, of general formula (III)wherein R1-R8, R9-R12, Me, M, m, n, o and p are as defined in the specification, are excellent dyes for dying and printing cellose containing materials and textile materials, and especially, for the preparation of inks for ink jet printing.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.