3-pyrazolidone compounds and photographic developer solutions co

Details 3-pyrazolidone compounds and photographic developer solutions co 3-pyrazolidone compounds and photographic developer solutions co

1998-01-21

1999-08-24

Le, Hoa Van

Radiation imagery chemistry: process, composition, or product th

Nonradiation sensitive image processing compositions or...

Developer

430483, G03C 5305

Patent

active

059423790

ABSTRACT:
The present concerns compounds of the 3-pryazolidone type comprising solubilizing groups which are not directly attached to the phenyl ring or to the pyrazolidino ring. These compounds can be used as co-developing agents in the development of black and white photographic products.

REFERENCES:
patent: 2743279 (1956-04-01), Reynolds et al.
patent: 3938997 (1976-02-01), Fisch et al.
patent: 4266002 (1981-05-01), McCreary et al.
patent: 5098819 (1992-03-01), Knapp
patent: 5236816 (1993-08-01), Purol et al.
patent: 5264323 (1993-11-01), Purol et al.
patent: 5384232 (1995-01-01), Bishop et al.
Chem. Abstracts vol. 73(6) Aug. 10, 1970, 30672v.
Beilstein Database BRN 656444, 664541, 665339.

Affiliated with

Also associated with

Rating

3-pyrazolidone compounds and photographic developer solutions co does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with 3-pyrazolidone compounds and photographic developer solutions co, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and 3-pyrazolidone compounds and photographic developer solutions co will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-465411