A process for the continuous preparation of melt processable...

Details A process for the continuous preparation of melt processable... A process for the continuous preparation of melt processable...

C - Chemistry, Metallurgy

08

G

C08G 18/72 (2006.01) C08G 18/08 (2006.01) C08G 18/66 (2006.01) C08G 18/76 (2006.01)

Patent

CA 2308897

A process for the continuous preparation of melt processable polyurethane elastomers having improved softening behaviour is disclosed. The process entails reacting a polyisocyanate, a polyol and a chain extender, which have a temperature of at least 170°C, in a static mixer, wherein the reaction mixture is prepared. The reaction mixture is then metered into an extruder into which optional auxiliaries and/or further components are fed.

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