Process for preparing oxytitanium phthalocyanine

Details Process for preparing oxytitanium phthalocyanine Process for preparing oxytitanium phthalocyanine

1987-04-27

1988-10-11

Raymond, Richard L.

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

540141, C09B 47067

Patent

active

047772514

ABSTRACT:
An improved process for preparing oxytitanium phthalocyanine is provided wherein the condensation reaction of o-phthalodinitrile with titanium tetrachloride is effected in an organic solvent at 170.degree. to 300.degree. C. followed by hydrolysis, the improvement wherein said organic solvent is preliminarily heated at a temperature of 160.degree. to 300.degree. C. prior to initiation of the condensation reaction. The A form of oxytitanium phthalocyanine crystal can selectively be produced in the pure state.

REFERENCES:
patent: 4664997 (1987-05-01), Suzuki et al.
patent: 4701396 (1987-10-01), Hung et al.

Affiliated with

Also associated with

Rating

Process for preparing oxytitanium phthalocyanine 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 preparing oxytitanium phthalocyanine, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Process for preparing oxytitanium phthalocyanine will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1958898