Global Patent Index - EP 3077441 A1

EP 3077441 A1 20161012 - METHOD FOR PRODUCING PREPOLYMERS WITH AN ISOCYANATE TERMINATION FOR PRODUCING POLYURETHANES

Title (en)

METHOD FOR PRODUCING PREPOLYMERS WITH AN ISOCYANATE TERMINATION FOR PRODUCING POLYURETHANES

Title (de)

VERFAHREN ZUR HERSTELLUNG VON PRÄPOLYMEREN MIT ISOCYANATTERMINIERUNG ZUR HERSTELLUNG VON POLYURETHANEN

Title (fr)

PROCEDE DE PREPARATION DE PREPOLYMERES A TERMINAISON ISOCYANATE POUR LA PREPARATION DE POLYURETHANES

Publication

EP 3077441 A1 20161012 (FR)

Application

EP 14816152 A 20141205

Priority

  • FR 1362130 A 20131205
  • EP 2014076790 W 20141205

Abstract (en)

[origin: WO2015082712A1] The invention relates to a method for producing a polyurethane prepolymer with an isocyanate termination, having a low content of free diisocyanates. The invention also relates to a method for producing polyurethanes, polyurethane urea or thermoplastic polyurethane granules.

IPC 8 full level

C08G 18/76 (2006.01); C08G 18/08 (2006.01); C08G 18/12 (2006.01); C08G 18/40 (2006.01)

CPC (source: EP US)

C08G 18/0895 (2013.01 - EP US); C08G 18/12 (2013.01 - EP US); C08G 18/3819 (2013.01 - US); C08G 18/3844 (2013.01 - US); C08G 18/3865 (2013.01 - US); C08G 18/40 (2013.01 - EP US); C08G 18/7614 (2013.01 - EP US); C08G 18/7621 (2013.01 - EP US)

Citation (search report)

See references of WO 2015082712A1

Designated contracting state (EPC)

AL 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 RS SE SI SK SM TR

Designated extension state (EPC)

BA ME

DOCDB simple family (publication)

WO 2015082712 A1 20150611; CN 106133019 A 20161116; EP 3077441 A1 20161012; FR 3014441 A1 20150612; FR 3014441 B1 20160108; US 2016304658 A1 20161020

DOCDB simple family (application)

EP 2014076790 W 20141205; CN 201480071822 A 20141205; EP 14816152 A 20141205; FR 1362130 A 20131205; US 201415101681 A 20141205