Global Patent Index - EP 3077425 A1

EP 3077425 A1 20161012 - METHOD FOR PRODUCING FUNCTIONALISED TELECHELIC OLIGOMERS

Title (en)

METHOD FOR PRODUCING FUNCTIONALISED TELECHELIC OLIGOMERS

Title (de)

VERFAHREN ZUR HERSTELLUNG VON FUNKTIONALISIERTEN TELECHELEN OLIGOMEREN

Title (fr)

PROCÉDÉ DE FABRICATION D'OLIGOMÈRES TÉLÉCHÉLIQUES FONCTIONNALISÉS

Publication

EP 3077425 A1 20161012 (FR)

Application

EP 14821788 A 20141203

Priority

  • FR 1361980 A 20131203
  • FR 2014053149 W 20141203

Abstract (en)

[origin: WO2015082842A1] The invention relates to a method for producing functionalised telechelic oligomers, comprising two steps. The first step involves bringing a raw material consisting of at least one high-molecular-weight polymer comprising at least two unsaturations into contact with a solution comprising at least one ionic liquid, at least one metathesis catalyst and at least one functionalising agent. The second step involves the separation of the functionalised telechelic oligomers produced by the metathesis reaction in an ionic liquid medium of the first step.

IPC 8 full level

C08F 8/50 (2006.01); C08C 2/04 (2006.01); C08C 19/08 (2006.01); C08C 19/28 (2006.01); C08J 11/18 (2006.01); C08J 11/22 (2006.01); C08L 7/00 (2006.01); C08L 19/00 (2006.01)

CPC (source: EP US)

C08C 2/04 (2013.01 - EP US); C08C 19/08 (2013.01 - EP US); C08C 19/28 (2013.01 - EP US); C08J 11/16 (2013.01 - EP US); C08J 11/22 (2013.01 - EP US); C08L 19/006 (2013.01 - EP US); C08C 2019/09 (2013.01 - EP US); C08J 2319/00 (2013.01 - EP US); C08J 2321/00 (2013.01 - EP US); Y02W 30/62 (2015.05 - EP US)

Citation (search report)

See references of WO 2015082842A1

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)

FR 3014104 A1 20150605; FR 3014104 B1 20170721; EP 3077425 A1 20161012; US 2017009043 A1 20170112; US 9845382 B2 20171219; WO 2015082842 A1 20150611

DOCDB simple family (application)

FR 1361980 A 20131203; EP 14821788 A 20141203; FR 2014053149 W 20141203; US 201415101064 A 20141203