C - Chemistry – Metallurgy – 01 – B
Patent
C - Chemistry, Metallurgy
01
B
23/77
C01B 21/098 (2006.01)
Patent
CA 1231513
- 1 - Abstract: A process for the preparation of phosphonitrile chloride oligomer, particularly, phosphonitrile chloride trimer at a high yield while suppressing the by-production of phosphonitrile chloride tetramer by reacting phosphorus pentachloride with ammonium chloride in an inert organic solvent, wherein a catalytic amount of a compound selected from the group consisting of quinoline, isoquinoline and their derivatives represented by the general formula: Image wherein R stands for an alkyl group or a halogen atom and n stands for zero or an integer of 1 to 7, and pyridine derivatives represented by the general formula: Image wherein Q stands for a halogen atom or a hydroxyl group; R' stands for an alkyl group; m stands for an integer of 1 to 5 and p stands for zero or an integer of 1 to 4 with the proviso that the total number of m and p is from 1 to 5, and a catalytic amount of a polyvalent metal compound are present in the reaction system.
515988
Fujikawa Kazuhiko
Okamoto Tetsuhiko
Ueyama Shinichiro
Kirby Eades Gale Baker
Shin Nisso Kako Co. Ltd.
LandOfFree
Process for the preparation of phosphonitrile chloride oligomer 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 phosphonitrile chloride oligomer, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Process for the preparation of phosphonitrile chloride oligomer will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-O-1236772