Global Patent Index - EP 3833706 A1

EP 3833706 A1 20210616 - METHOD FOR PRODUCING A POLYMER WHICH CONTAINS DOUBLE BONDS AS AN ELASTOMER PRECURSOR

Title (en)

METHOD FOR PRODUCING A POLYMER WHICH CONTAINS DOUBLE BONDS AS AN ELASTOMER PRECURSOR

Title (de)

VERFAHREN ZUR HERSTELLUNG EINES DOPPELBINDUNGEN ENTHALTENDEN POLYMERS ALS ELASTOMER-VORSTUFE

Title (fr)

PROCÉDÉ DE PRÉPARATION D'UN POLYMÈRE COMPORTANT DES LIAISONS DOUBLES EN TANT QUE PRÉCURSEUR D'ÉLASTOMÈRE

Publication

EP 3833706 A1 20210616 (DE)

Application

EP 19745625 A 20190802

Priority

  • EP 18187627 A 20180807
  • EP 2019070851 W 20190802

Abstract (en)

[origin: WO2020030538A1] The present invention relates to a method for producing an organooxysilyl-crosslinked polymer consisting of reacting a polyether carbonate polyol containing carbon-carbon double bonds with a polysiloxane compound in the presence of a catalyst (A), wherein the polysiloxane compound has at least two SI-H bonds. The invention further relates to organooxysilyl-crosslinked polymers obtainable by the claimed method.

IPC 8 full level

C08G 64/02 (2006.01); C08G 64/34 (2006.01); C08G 64/42 (2006.01)

CPC (source: EP US)

C08G 64/0266 (2013.01 - EP US); C08G 64/0291 (2013.01 - EP US); C08G 64/186 (2013.01 - US); C08G 64/34 (2013.01 - EP US); C08G 64/42 (2013.01 - EP US)

Citation (search report)

See references of WO 2020030538A1

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)

EP 3608348 A1 20200212; CN 113166389 A 20210723; EP 3833706 A1 20210616; US 11091589 B1 20210817; US 2021230361 A1 20210729; WO 2020030538 A1 20200213

DOCDB simple family (application)

EP 18187627 A 20180807; CN 201980052238 A 20190802; EP 19745625 A 20190802; EP 2019070851 W 20190802; US 201917262859 A 20190802