Azo compounds, azo pigments, and dispersion, coloring...

Details Azo compounds, azo pigments, and dispersion, coloring... Azo compounds, azo pigments, and dispersion, coloring...

2009-03-05

2011-12-20

Elhilo, Eisa (Department: 1761)

Bleaching and dyeing; fluid treatment and chemical modification

Dye or potential dye composition, additive, treatment,...

Pigments used as dyes

C008S639000, C008S690000, C008S692000, C106S031600

Reexamination Certificate

active

08080066

ABSTRACT:
An azo pigment represented by the general formula (1), a tautomer, salt, or hydrate thereof:whereinR1, R2, R3, Y, Z, and G each independently represents a hydrogen atom or a substituent, n represents an integer of from 2 to 4 and, when n=2, the general formula (1) represents a dimer formed through R1, R2, R3, Y, Z, or G and, when n=3, the general formula (1) represents a trimer formed through R1, R2, R3, Y, Z, or G and, when n=4, the general formula (1) represents a tetramer formed through R1, R2, R3, Y, Z, or G.

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STIC Seach Report dated Jun. 9, 2010.
International Search Report dated Jun. 2, 2009 issued in counterpart Application No. PCT/JP2009/054178.
Written Opinion (PCT/ISA/237) for PCT/JP2009/054178, dated Jun. 2, 2009.
Extended European Search Report issued on Oct. 4, 2011 in the corresponding European Patent Application No. 09716401.6 English.

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