Process for the preparation of highly chromatic perylene...

Details Process for the preparation of highly chromatic perylene... Process for the preparation of highly chromatic perylene...

C - Chemistry, Metallurgy

09

B

C09B 5/62 (2006.01) C08K 5/1545 (2006.01) C08K 5/17 (2006.01) C08K 5/3437 (2006.01) C09B 3/14 (2006.01) C09D 17/00 (2006.01)

Patent

CA 2291509

This invention relates to a process for preparing perylene pigment compositions by reaction of (a) a perylene tetracarboxylic compound; (b) about 0.01 to about 20% by weight, relative to the perylene tetracarboxylic compound, of a non-pigmentary cyclic anhydride or imide of formula (I) Image wherein W is O or NR1 (where R1 is hydrogen, a metal, or optionally substituted alkyl, cycloalkyl, aralkyl, or aryl), R2, R3, and R4 are various combinations of substituents and/or fused-on rings, and the dotted line is an optional double bond representing R2-C=C-R3 or R3-C=C-R4; and (c) ammonia or a primary alkyl, aralkyl, or aryl amine; optionally in the presence of (d) a solvent and/or (e) one or more dispersants.

Affiliated with

Also associated with

Rating

Process for the preparation of highly chromatic perylene... does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Process for the preparation of highly chromatic perylene..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Process for the preparation of highly chromatic perylene... will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFCA-PAI-O-1902535