Kontinuierliches Verfahren zur Herstellung von 1-Halogen-1-oxophospholenen
申请人:BAYER AG
公开号:EP0452755A1
公开(公告)日:1991-10-23
Die vorliegende Erfindung betrifft ein Verfahren zur Herstellung von 1-Halogen-1-oxophospholenen durch kontinuierliche Umsetzung von Alkoxydihalogenphosphanen mit 1,3-Dienen.
Reactive flame retardants for polyurethane and polyisocyanurate foams
申请人:ICL-IP AMERICA INC.
公开号:US10730995B2
公开(公告)日:2020-08-04
The present invention provides novel cyclic phosphorus-containing compounds, namely hydroxyl-functional phospholene-1-oxides, serving as highly efficient reactive flame retardants in urethane systems, particularly in flexible polyurethane foams, semi-rigid and rigid polyurethane and polyisocyanurate foams. The invention further provides fire-retarded polyurethane compositions comprising said hydroxyl-functional phospholene-1-oxides.
REACTIVE FLAME RETARDANTS FOR POLYURETHANE AND POLYISOCYANURATE FOAMS
申请人:ICL-IP AMERICA INC.
公开号:US20180319927A1
公开(公告)日:2018-11-08
The present invention provides novel cyclic phosphorus-containing compounds, namely hydroxyl-functional phospholene-1-oxides, serving as highly efficient reactive flame retardants in urethane systems, particularly in flexible polyurethane foams, semi-rigid and rigid polyurethane and polyisocyanurate foams. The invention further provides fire-retarded polyurethane compositions comprising said hydroxyl-functional phospholene-1-oxides.