Global Patent Index - EP 2326614 A1

EP 2326614 A1 20110601 - METHOD FOR ISOLATING DI-TRIMETHYLOL PROPANE

Title (en)

METHOD FOR ISOLATING DI-TRIMETHYLOL PROPANE

Title (de)

VERFAHREN ZUR ISOLIERUNG VON DI-TRIMETHYLOLPROPAN

Title (fr)

PROCÉDÉ POUR ISOLER DU DITRIMÉTHYLOLPROPANE

Publication

EP 2326614 A1 20110601 (DE)

Application

EP 09781689 A 20090811

Priority

  • EP 2009060363 W 20090811
  • DE 102008038021 A 20080816

Abstract (en)

[origin: WO2010020561A1] The present invention relates to a method for isolating ditrimethylol propane from secondary trimethylol propane production streams.

IPC 8 full level

C07C 43/13 (2006.01); C07C 41/38 (2006.01); C07C 41/40 (2006.01)

CPC (source: EP US)

C07C 41/38 (2013.01 - EP US)

C-Set (source: EP US)

C07C 41/38 + C07C 43/132

Citation (search report)

See references of WO 2010020561A1

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 MK MT NL NO PL PT RO SE SI SK SM TR

Designated extension state (EPC)

AL BA RS

DOCDB simple family (publication)

DE 102008038021 A1 20100218; CN 102143931 A 20110803; CN 102143931 B 20140618; EP 2326614 A1 20110601; JP 2011530567 A 20111222; JP 5312591 B2 20131009; US 2012010435 A1 20120112; US 8642816 B2 20140204; WO 2010020561 A1 20100225

DOCDB simple family (application)

DE 102008038021 A 20080816; CN 200980134436 A 20090811; EP 09781689 A 20090811; EP 2009060363 W 20090811; JP 2011522498 A 20090811; US 200913058618 A 20090811