Preparation of hydroxamically functional polymere

Details Preparation of hydroxamically functional polymere Preparation of hydroxamically functional polymere

C - Chemistry, Metallurgy

08

F

402/525

C08F 8/32 (2006.01) C08F 8/34 (2006.01) C08F 120/56 (2006.01)

Patent

CA 1217898

PRECIS DE LA DIVULGATION: L'invention concerne un procédé perfectionné pour la préparation de polymères à fonctions hydroxamiques, qui consistent à chauffer une solution aqueuse de polyacryl- amide avec un sel d'hydroxylamine à une température de 50° à 85°C. L'invention concerne également les polymères obtenus lesquels sont utilisés comme adjuvants des boues de forage du sol, notamment dans les forages pétroliers.

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