Pigment compositions containing substituted amido phthalocyanine derivatives
US6284031A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Jul 19, 2000 |
| Grant date | Sep 4, 2001 |
| Priority date | — |
| Expiry date | Jul 19, 2020 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09B67/0035
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A pigment composition comprising pigment and an amido phthalocyanine compound having the general formula I: EQU MPc--(CONR.sup.1 R.sup.2).sub.n I wherein which Pc is a phthalocyanine ring which is optionally further substituted by up to an average of one chlorine or bromine atom or of a sulphonic acid; M is hydrogen or a metal such as Mg, Al, Ni, Fe, Zn, Pb, Sn or Cu: n is a number ranging from 0.1 to 4.0; R.sup.1 and R.sup.2 are independently selected from hydrogen, C.sub.1 -C.sub.20 alkyl, C.sub.5 -C.sub.12 cycloalkyl, C.sub.7 -C.sub.12 aralkyl, C.sub.6 -C.sub.10 aryl, C.sub.4 -C.sub.6 alkyl amino alkyl, C.sub.2 -C.sub.20 aliphatic amine, C.sub.2 -C.sub.20 aliphatic amine acid salt, C.sub.2 -C.sub.20 alcohol, polyoxyalkylene, polyoxyalkylene amine.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.