Global Patent Index - EP 2132164 A1

EP 2132164 A1 20091216 - METHOD FOR PRODUCING AMINONITRILES

Title (en)

METHOD FOR PRODUCING AMINONITRILES

Title (de)

VERFAHREN ZUR HERSTELLUNG VON AMINONITRILEN

Title (fr)

PROCÉDÉ DE PRÉPARATION D'AMINONITRILES

Publication

EP 2132164 A1 20091216 (DE)

Application

EP 08717209 A 20080228

Priority

  • EP 2008052412 W 20080228
  • EP 07103285 A 20070301
  • EP 08717209 A 20080228

Abstract (en)

[origin: WO2008104581A1] The invention relates to a method for producing an aminonitrile mixture containing aminoacetonitrile (AAN) and 5 to 70 wt. % iminodiacetonitrile (IDAN), wherein crude AAN, essentially free of formaldehyde cyanohydrin (FACH-free) is heated to a temperature of 50 to 150°C.

IPC 8 full level

C07C 209/48 (2006.01); C07C 211/10 (2006.01); C07C 253/30 (2006.01); C07C 255/26 (2006.01)

CPC (source: EP KR US)

C07C 209/48 (2013.01 - EP KR US); C07C 211/21 (2013.01 - KR); C07C 253/30 (2013.01 - EP KR US); C07C 255/24 (2013.01 - KR)

Citation (search report)

See references of WO 2008104581A1

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR

DOCDB simple family (publication)

WO 2008104581 A1 20080904; CN 101627005 A 20100113; EP 2132164 A1 20091216; JP 2010520169 A 20100610; KR 20090121293 A 20091125; US 2010016625 A1 20100121; US 8153845 B2 20120410

DOCDB simple family (application)

EP 2008052412 W 20080228; CN 200880006358 A 20080228; EP 08717209 A 20080228; JP 2009551209 A 20080228; KR 20097018179 A 20080228; US 52909608 A 20080228