abstract |
A pigment comprising Formula I: ** (See formula) ** wherein R1 is a hydrogen, a C1-C3 alkyl group, a halogen, a hydroxyl or -CH2CHR4CH2OCOR3; R2 is a hydrogen, a C1-C3 alkyl group or a halogen; R3 is -C (CH3) CH2; and R4 is -OH or -O [CH2CH (CH2OCOC (CH3) CH2) O] xH, and x is an integer from 1 to 15. |