Global Patent Index - EP 0956279 A1

EP 0956279 A1 19991117 - PROCESS FOR THE ESTERIFICATION OF (METH)ACRYLIC ACID WITH AN ALKANOL

Title (en)

PROCESS FOR THE ESTERIFICATION OF (METH)ACRYLIC ACID WITH AN ALKANOL

Title (de)

VERFAHREN ZUM VERESTERN VON (METH)ACRYLSÄURE MIT EINEM ALKANOL

Title (fr)

PROCEDE D'ESTERIFICATION D'ACIDE (METH)ACRYLIQUE AVEC UN ALCANOL

Publication

EP 0956279 A1 19991117 (DE)

Application

EP 98904042 A 19980108

Priority

  • DE 19701737 A 19970120
  • EP 9800068 W 19980108

Abstract (en)

[origin: DE19701737A1] The invention concerns a process for the esterification of (meth)acrylic acid with an alkanol, oxyesters formed as a by-product of esterification being cleaved in turn in an acid-catalysed manner by the addition of monomeric and/or oligomeric (meth)acrylic acid and water.

IPC 1-7

C07C 67/60; C07C 67/08; C07C 67/327; C07C 69/54

IPC 8 full level

C07C 67/08 (2006.01); C07C 67/327 (2006.01); C07C 67/54 (2006.01); C07C 67/60 (2006.01); C07C 69/54 (2006.01)

CPC (source: EP KR US)

C07C 67/08 (2013.01 - EP US); C07C 67/327 (2013.01 - EP US); C07C 67/60 (2013.01 - EP KR US)

Citation (search report)

See references of WO 9831656A1

Designated contracting state (EPC)

BE DE ES FR GB IT NL

DOCDB simple family (publication)

DE 19701737 A1 19980723; AU 6207798 A 19980807; BR 9806781 A 20000516; CN 1244189 A 20000209; DE 59805307 D1 20021002; EP 0956279 A1 19991117; EP 0956279 B1 20020828; JP 2001508076 A 20010619; KR 20000070185 A 20001125; US 2001047106 A1 20011129; WO 9831656 A1 19980723

DOCDB simple family (application)

DE 19701737 A 19970120; AU 6207798 A 19980108; BR 9806781 A 19980108; CN 98801923 A 19980108; DE 59805307 T 19980108; EP 9800068 W 19980108; EP 98904042 A 19980108; JP 53361998 A 19980108; KR 19997006411 A 19990715; US 34166399 A 19990719