Record receiver having plural interactive leaves or a colorless – Having a colorless color-former – developer therefor – or... – Identified color-former
Patent
1998-11-24
2000-06-06
Owens, Amelia
Record receiver having plural interactive leaves or a colorless
Having a colorless color-former, developer therefor, or...
Identified color-former
549225, 549224, C07D31178, B41M 520
Patent
active
060718536
ABSTRACT:
Disclosed are a novel crystal form of the fluoran compound represented by formula (I) as characterised by specific X-ray powder diffraction pattern and melting range; process for the preparation of said novel crystal form and recording materials comprising the said crystal form.
REFERENCES:
patent: 5283222 (1994-02-01), Nakatsuka et al.
patent: 5300473 (1994-04-01), Nakatsuka et al.
patent: 5302571 (1994-04-01), Otsuji et al.
Dearden Ian Antony
Gawtrey Jonathon
Heneghan Michael
Henshall John Barry
Kirk Roy Alan
Ciba Specialty Chemicals Corporation
Mansfield Kevin T.
Owens Amelia
LandOfFree
Crystalline fluoran compound does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Crystalline fluoran compound, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Crystalline fluoran compound will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-2213448