EP 4308620 A1 20240124 - PROCESS FOR MAKING A POLYURETHANE GEL
Title (en)
PROCESS FOR MAKING A POLYURETHANE GEL
Title (de)
VERFAHREN ZUR HERSTELLUNG EINES POLYURETHANGELS
Title (fr)
PROCÉDÉ DE FABRICATION D'UN GEL DE POLYURÉTHANE
Publication
Application
Priority
- IT 202100006140 A 20210315
- IB 2022051989 W 20220307
Abstract (en)
[origin: WO2022195398A1] It is provided a process for making a polyurethane gel (1), comprising: a first formulation step in which the choice and dosage of at least one polyol occurs (2) defining a polyol blend (20) and isocyanate (3), one Next phase of mixing and polymerization in which the polyol blend (20) and the isocyanate (3) react and a thermosetting polyurethane gel (1) is made, a phase of expansion during polymerization.
IPC 8 full level
C08G 18/08 (2006.01); C08G 18/42 (2006.01); C08G 18/48 (2006.01); C08G 18/76 (2006.01); C08J 9/12 (2006.01); C08J 9/14 (2006.01); C08J 9/30 (2006.01); C08J 9/32 (2006.01); C08K 3/34 (2006.01)
CPC (source: EP)
C08G 18/0885 (2013.01); C08G 18/42 (2013.01); C08G 18/4825 (2013.01); C08G 18/4829 (2013.01); C08G 18/7657 (2013.01); C08G 18/7671 (2013.01); C08J 9/30 (2013.01); C08J 9/32 (2013.01); C08J 2203/22 (2013.01); C08J 2375/04 (2013.01)
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
Designated validation state (EPC)
KH MA MD TN
DOCDB simple family (publication)
DOCDB simple family (application)
IB 2022051989 W 20220307; EP 22714242 A 20220307