Global Patent Index - EP 0306831 B1

EP 0306831 B1 19910703 - USE OF POLYARALKYL AMINES AS CORROSION INHIBITORS

Title (en)

USE OF POLYARALKYL AMINES AS CORROSION INHIBITORS

Publication

EP 0306831 B1 19910703 (DE)

Application

EP 88114264 A 19880901

Priority

DE 3730475 A 19870911

Abstract (en)

[origin: US5059391A] It has been found out that polyaralkylamines of the formula stated in the claims are useful as corrosion inhibitors for metallic materials; furthermore were found out new polyaralkylamines of the formula stated in the claims and a process for their preparation.

IPC 1-7

C07C 22/04; C07C 209/06; C07C 211/43; C23F 11/173

IPC 8 full level

C07C 17/26 (2006.01); C07C 22/04 (2006.01); C07C 209/06 (2006.01); C07C 211/43 (2006.01); C23F 11/14 (2006.01); C23F 11/173 (2006.01)

CPC (source: EP US)

C23F 11/14 (2013.01 - EP US); C23F 11/173 (2013.01 - EP US)

Citation (examination)

CHEMICAL ABSTRACTS; Band 93, Nr. 11, 15 Sept. 1980, Columbus, Ohio, USA, D.REINHER et al. "3-Phenoxybenzylamine and 3-benzylbenzylamine", Seite 692, Zusammenfassung Nr. 114 139c

Designated contracting state (EPC)

AT DE FR GB NL

DOCDB simple family (publication)

EP 0306831 A1 19890315; EP 0306831 B1 19910703; AT E64961 T1 19910715; DE 3730475 A1 19890323; DE 3863517 D1 19910808; DK 501988 A 19890312; DK 501988 D0 19880909; NO 883846 D0 19880829; NO 883846 L 19890313; US 5059391 A 19911022

DOCDB simple family (application)

EP 88114264 A 19880901; AT 88114264 T 19880901; DE 3730475 A 19870911; DE 3863517 T 19880901; DK 501988 A 19880909; NO 883846 A 19880829; US 23948088 A 19880901