Zeneca Limited

Avecia Limited

Imperial Chemical Industries Limited

Fujifilm Imaging Colorants, Inc.

Prahalad Manibhai Mistry

Peter Gregory

Roy Bradbury

Ronald W Kenyon

Paul Wight

John Anthony Taylor

David Greenwood

Aidan Joseph Lavery

A compound of Formula (1) and compounds of Formula (2) or a salt thereof: wherein: wherein * is the point of attachment to the azo group in Formula (1) or (2); p and q are each independently 0, 1 or 2 and the sum of p+q is not zero; B is optionally substituted phenylene or naphthylene; n is 0 or 1; and D is an optionally substituted pyrazolyl group. The compound or salt is useful in an ink for ink jet printing.

Trisazo dyes, compositions and ink jet printing processes

A compound of Formula (1) or salt thereof: wherein: wherein Also, claimed are compounds, compositions and ink-jet cartridges for use in an ink-jet printer and substrate printed with an ink-jet printer.

Trisazo-dyestuffs

A composition comprising a liquid medium and a compound of Formula (1) or salt thereof: wherein:

Trisazo dyes for ink jet printing

A composition comprising a liquid medium and a compound of Formula (1) or salt thereof:wherein:

Disazodyestuffs for ink jet printing

Dis-azo dyestuffs and use thereof in ink-jet printing

Disazo dyestuffs for ink jet printing

Disazo dyes and inks containing them

A compound of the Formula (1) and salts thereof:

Bleed reduction agents for ink printing inks

Phthalocyanine compounds

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Manchester, United Kingdom

Prahalad Manibhai Mistry