Claims
- 1. An ink jet ink composition comprising water, humectant and a metallized, phthalocyanine colorant, said metallized, phthalocyanine colorant comprising the formula:
- 2. The composition of claim 1 wherein R represents a substituted or unsubstituted alkyl group having from 1 to about 15 carbon atoms containing a hydroxy group, a substituted or unsubstituted aryl group containing a hydroxy group or a substituted or unsubstituted heterocyclic group containing a hydroxy group.
- 3. The composition of claim 1 wherein M is copper, nickel, aluminum, zinc, iron, or cobalt.
- 4. The composition of claim 1 wherein R is CH2CH2OH.
- 5. The composition of claim 1 wherein M represents Cu or Ni and R is CH2CH2OH.
- 6. The composition of claim 1 wherein said colorant is present in an amount of from about 0.2 to about 10 wt. %, said humectant is present in an amount of from about 5 to about 70 wt. %, and the balance is water.
- 7. The composition of claim 1 wherein a is 0 or 1 and b is 3 or 4.
- 8. The composition of claim 1 wherein at least about 70 wt. % of said metallized, phthalocyanine colorant is present in said composition as particles.
- 9. The composition of claim 1 wherein at least about 80 wt. % of said metallized, phthalocyanine colorant is present in said composition as particles.
- 10. The composition of claim 1 wherein X represents Na, Li, or ammonium.
- 11. The composition of claim 1 which also includes a water-soluble dye.
- 12. The composition of claim 1 wherein said particles are less than about 0.3 μm in size.
- 13. The composition of claim 1 wherein said particles are less than about 0.1 μm in size.
- 14. The composition of claim 1 wherein said support is paper, resin-coated paper or a plastic.
- 15. The composition of claim 1 wherein said image-receiving layer comprises interconnecting pores.
- 16. The composition of claim 15 wherein said image-receiving layer comprises from about 20% to about 95% inorganic particles and from about 5% to about 80% of a polymeric binder.
- 17. The composition of claim 15 wherein said image-receiving layer contains organic particles.
- 18. The composition of claim 15 wherein said image-receiving layer comprises a polymeric open-pore membrane.
- 19. The composition of claim 16 wherein said inorganic particles are silica, alumina, titanium dioxide, clay, calcium carbonate, barium sulfate or zinc oxide.
- 20. The composition of claim 16 wherein said polymeric binder is gelatin, poly(vinyl alcohol), poly(vinyl pyrrolidinone), poly(vinyl acetate) or copolymers thereof.
CROSS REFERENCE TO RELATED APPLICATIONS
[0001] Reference is made to commonly assigned, co-pending U.S. patent applications:
[0002] Ser. No. ______ by Andrievsky et al., filed concurrently herewith (Docket 84968) entitled “Ink Jet Printing Process”;
[0003] Ser. No. ______ by Andrievsky et al., filed concurrently herewith (Docket 84969) entitled “Ink Jet Ink Composition”; and
[0004] Ser. No. ______ by Andrievsky et al., filed concurrently herewith (Docket 84995) entitled “Ink Jet Printing Process”.