Red-shifted water dispersible napthalocyanine dyes

Details Red-shifted water dispersible napthalocyanine dyes Red-shifted water dispersible napthalocyanine dyes

2005-07-05

2008-12-30

Klemanski, Helene (Department: 1793)

Compositions: coating or plastic

Coating or plastic compositions

Marking

C106S031470, C540S122000, C540S123000, C540S124000

Reexamination Certificate

active

07470315

ABSTRACT:
A naphthalocyanine dye of formula (I) is provided:whereinM is a metal group or is absent;R1and R2are independently selected from hydrogen or C1-12alkoxy;X is selected from O, S or —NH—;Ar1, Ar2, Ar3, Ar4, Ar5, Ar6, Ar7and Ar8are selected from phenyl, naphthyl, pyridyl, furanyl, pyrollyl, thiophenyl, each of Ar1, Ar2, Ar3, Ar4, Ar5, Ar6, Ar7and Ar8being optionally substituted with 1, 2, 3, 4 or 5 groups, the or each group being independently selected from C1-12alkyl, C1-12alkoxy, C1-12arylalkyl, C1-12arylalkoxy, —(OCH2CH2)dORd, cyano, halogen, amino, hydroxyl, thiol, —SRv, —NRuRv, nitro, phenyl, phenoxy, —CO2Rv, —C(O)Rv, —OCORv, —SO2Rv, —OSO2Rv, —NHC(O)Rv, —CONRuRv, —CONRuRv, sulfonic acid, sulfonic acid salt and sulfonamide;d is an integer from 2 to 5000;Rdis H, C1-8alkyl or C(O)C1-8alkyl; andRuand Rvare independently selected from hydrogen, C1-12alkyl, phenyl or phenyl-C1-8alkyl.

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