Compounds, compositions and uses
View Patent ↗A compound of Formula (1) and salts thereof: wherein: M is 2H, Si, a metal, an oxymetal group, a hydroxymetal group or a halometal group; Pc represents a phthalocyanine nucleus of Formula (2); R 1 , R 2 and R 3 independently are H or optionally substituted C 1-4 alkyl; R 4 is an optionally substituted cyclic or an optionally substituted acyclic alkene optionally interrupted with a hetero atom; x and z are both greater than 0; y is 0 to 4; and the sum of (x+y+z) is 2 to 5. Also compositions and inks comprising compounds of Formula (1); processes for printing these compositions and substrates printed with said compositions and inks; and ink jet printer cartridges.
1. A compound of Formula (1) and salts thereof:
wherein:
M is 2H, Si, a metal, an oxymetal group, a hydroxymetal group or a halometal group;
Pc represents a phthalocyanine nucleus of Formula (2);
R 1 , R 2 and R 3 independently are H or optionally substituted C 1-4 alkyl;
R 4 is an optionally substituted cyclic or an optionally substituted acyclic alkene optionally interrupted with a hetero atom;
x and z are both greater than 0;
y is 0 to 4; and
the sum of (x+y+z) is 2 to 5.
2. A compound according to claim 1 wherein M is Cu or Ni.
3. A compound according to either claim 1 or claim 2 where R 4 is optionally substituted C 2-18 straight or branched chain alkylene alkene.
4. A compound according to claim 3 where R 4 is optionally substituted C 3-6 straight chain alkene.
5. A compound according to either claim 1 or 2 where R 4 is an optionally substituted C 2-18 straight or branched chain alkene interrupted with NH.
6. A compound according to claim 1 or claim 2 where R 4 is (CH 2 ) n NH(CH 2 ) p CH═CH(CH 2 ) q H wherein n is 1 to 3, and p and q are each independently 0 or 1.
7. A compound according to claim 1 or claim 2 wherein the sum of (x+y+z) is 3 to 4.
8. A composition comprising a compound as described in claim 1 and a liquid medium.
9. A composition according to claim 8 wherein the liquid medium comprises water, a mixture of water and organic solvent or organic solvent free from water.
10. A composition according to either claim 8 or claim 9 that is an ink suitable for use in an ink-jet printer.
11. A process for forming an image on a substrate comprising applying an ink according to claim 10 of the invention thereto by means of an ink-jet printer.
12. A substrate printed with a compound according to claim 1 .
13. An ink-jet printer cartridge comprising a chamber and an ink wherein the ink is in the chamber and the ink is as described in claim 10 .
14. A substrate printed with a composition according to claim 8 .
15. A substrate printed by a process according to claim 11 .