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Phthalocyanine compounds
| Details |
Inventors: Mistry, Prahalad Manibhai; Kenyon, Ronald Wynford;
Assignee: Zeneca Limited (London, GB)
Primary Examiner: Klemanski; Helene
Assistant Examiner:
Attorney, Agent or Firm: Pillsbury Madison & Sutro, LLP
A compound of the Formula (1) and salts thereof: ##STR1## wherein: M is a metal or hydrogen; Pc is a phthalocyanine nucleus; each R.sup.1,W.sup.1 and W.sup.2 independently is H or optionally substituted alkyl, aryl or aralkyl; each L.sup.1 independently is a divalent organic linking group; Z is an optionally substituted piperazinyl group; q is 1 or 2; x,y and t each independently have a value of 0.5 to 2.5; and (x+y+t)is 3 to 4. A process for making the compounds of Formula (1). The compounds of Formula (1) are useful as colorants for inks which are used in for example ink jet printing of substrates such as paper, plastics, textile materials, metal or glass. |
|
DETAILED DESCRIPTION We claim: 1.
A compound of the Formula (1) and salts thereof: ##STR10## wherein: M is a metal or hydrogen; Pc is a phthalocyanine nucleus; each R.
sup.
1,W.
sup.
1 and W.
sup.
2 independently is H or optionally substituted alkyl, aryl or aralkyl; each L.
sup.
1 independently is a divalent organic linking group; Z is an optionally substituted piperazinyl group; q is 1 or 2; x,y and t each independently have a value of 0.
5 to 2.
5; and (x+y+t) is 3 to 4.
2.
A compound according to claim 1 wherein Z is of the Formula (2): ##STR11## wherein: R.
sup.
2 and R.
sup.
3 each independently is H or optionally substituted alkyl; and R.
sup.
4 is H, optionally substituted alkyl, aryl, aralkyl, acyl or an ester group.
3.
A compound according to claim 2 wherein R.
sup.
4 is an optionally substituted C.
sub.
1-4 -alkyl group.
4.
A compound according to claim 2 wherein R.
sup.
4 is of the Formula (3): ##STR12## wherein: each R.
sup.
1 independently is H or optionally substituted alkyl, aryl or aralkyl; and each L.
sup.
1 independently is a divalent organic linking group.
5.
A compound of Formula (4) or a salt thereof: ##STR13## wherein: M is a metal or hydrogen; Pc is a phthalocyanine nucleus; each R.
sup.
1,W.
sup.
1 and W.
sup.
2 independently is H or optionally substituted alkyl, aryl or aralkyl; R.
sup.
2 and R.
sup.
3 each independently is H or optionally substituted alkyl; R.
sup.
4 is H, optionally substituted alkyl, aryl, aralkyl, acyl or an ester group; R.
sup.
5 is H or optionally substituted alkyl; L.
sup.
2 and L.
sup.
3 are optionally substituted alkylene linking groups; (x+y+t) is from 3 to 4; x is from 0.
8 to 2; y is from 1 to 2; t is from 0.
8 to 2; and b is 0 or 1.
6.
A compound according to claim 5 wherein R4 is of the Formula (3): .
sup.
-- L.
sup.
1-- N(R.
sup.
1)R.
sup.
1 Formula ( 3) wherein: each R.
sup.
1 independently is H or optionally substituted alkyl, aryl or aralkyl; and each L.
sup.
1 independently is a divalent organic linking group.
7.
A compound according to claim 5 wherein L.
sup.
2 and L.
sup.
3 are C.
sub.
2-4 -alkylene
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