Nanjing SiSiB Silicones Co., Ltd.
Nanjing SiSiB Silicones Co., Ltd.
ADDSiL™ 12550
ADDSiL™ 12550

Silicone Surfactant for High Resilience PU Foam

ADDSiL™ 12550 is a silicone surfactants designed for high resilience slabstock foam. It is a versatile and reliable for all formulations predominantly based on TDI 70+.

ADDSiL™ 12550

Technical Data


Clear liquid

Viscosity 25°C

17 +/- 5cSt

Density 25°C

0.95 +/- 0.05g/cm3

Freezing point

< 0°C


  • In terms of silicone surfactant uses, ADDSiL™ 12550 polyurethane foam stabilizer is mainly used in HR molded foam manufacturing, providing extremely fine cells with excellent foam stability and homogeneous density distribution.

  • Typical use levels are 0.5~1.0 parts ADDSiL™ 12550 per 100 parts polyol.

Packing and Storage

  • ADDSiL™ 12550 by SiSiB is supplied in net weight 200Kg steel drum or 1000Kg IBC tote.

  • When stored at ambient temperature in the original unopened packings, ADDSiL™ 12550 has a shelf life of 12 months from the date of production.

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