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US 2001/0022150 A1Published application
Pigment particle growth and/or crystal phase directors
OwnerFridolin Bablerinventor
Life of this patent
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Abstract
Pigment particle growth and/or crystal phase directors of the following formula: (MO3S)m—Q—(CH2—(X)—(Y)n)o wherein: Q represents a pigment moiety; M represents a metal cation, quaternary N cation or H; X is an aromatic group, a cyclo-hetero aliphatic group with at least one 5 atom or 6 atom ring or a hetero aromatic group with at least one 6 atom ring and which is not a phthalimido group; Y is a sulfonic or carboxylic acid or salt thereof; m and n independently from each other represent an integer from 0 to 2.5; and o is an integer from 0.05 to 4.
Claims27
A compound of formula I
- (MO3S)m—Q—[CH2—(X)—(Y)n]o (I)
- wherein:
- Q represents a pigment moiety;
- M represents a metal cation, quaternary N cation or H;
- X is an aromatic group, a cyclo-hetero aliphatic group with at least one 5 atom or 6 atom ring or a hetero aromatic group with at least one 6 atom ring and which is not a phthalimido group;
- Y is a sulfonic or carboxylic acid or salt thereof;
- m and n independently from each other are numbers from 0 to 2.5;
- and
- o is a number from 0.05 to 4.
6 more elements
Dependencies are inferred from the claim text.