Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal
Patent
1985-02-26
1985-10-22
Evans, J. E.
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
C-metal
252142, C07F 938
Patent
active
045487570
ABSTRACT:
Aqueous solutions of aminomethylenephosphonic acid, chiefly diethylenetriaminepenta(methylenephosphonic acid), are disclosed containing a crystallization inhibitor which is an alkali-metal salt of an organic carboxylic acid and residual hydrochloric acid originating from the manufacturing process. The equivalent molar concentration ratio of carboxylic acid salt to hydrochloric acid is greater than 1, preferably from 1.5 to 3.
REFERENCES:
patent: 3288846 (1966-11-01), Irani et al.
patent: 3298956 (1967-01-01), Irani et al.
patent: 3816333 (1974-06-01), King et al.
patent: 3832393 (1974-08-01), Krueger et al.
Barrat Christian R.
Cassidy Stephen
Ernst Hubert
Wevers Jean
Aylor Robert B.
Evans J. E.
O'Flaherty Thomas H.
The Procter & Gamble & Company
Witte Richard C.
LandOfFree
Aqueous aminomethylenephosphonic acid solutions containing organ does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Aqueous aminomethylenephosphonic acid solutions containing organ, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Aqueous aminomethylenephosphonic acid solutions containing organ will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-121109