Patent ID: 11945904
Assignee: BASF SE
Field: Macromolecular chemistry, polymers (Chemistry)
Classification: CPC C  A  B  Y | IPC A  B  C

Claim 0:
1. A process for producing a thermally recyclable flexible polyurethane foam having a free density between 30 and 150 g/L, the process comprising reacting a mixture comprising:
a. an isocyanate component having a functionality between 1.9 and 2.2;
b. a polyol component having a functionality between 1.7 and 2.2;
c. a blowing agent; and
d a catalyst,
wherein the polyol component (b) comprises a chain extender, and
wherein the thermally recyclable flexible polyurethane foam has a softening point of less than 150° C.