Long-term stability

Lasting high-level performance

High gas barrier of cell membrane, for prevention of gas release and long-term retention
of high-performance insulating effect.

Change in thermal
conductivity –
laboratory test results

Difference from initial value at ambient 20°C, in W/mK

Elapsed time (months)

Closed-cell micrographs

NEOMA Foam

Other phenolic foam

Air-Foaming gas interchange (1,000-days after the production)

The NEOMA Foam cell membrane, with its high gas barrier, retains the foaming gas and blocks air entry. In foams without a high gas barrier, the outside air gradually replaces the foaming gas and thus lowers insulation performance.

NEOMA Foam

Air Foaming gas

Other phenolic foam

Air Foaming gas