Silicone Additives For Urethane

Product Description:
WynPUF^® XH-2836 is non-hydrolyze silicone surfactant, designed specially for TDI or T/M based HR molded foam applications.

• In TDI system, it is very high potency surfactant, providing open celled foam, yielding low force-to-crush and low shrinkage.
• Even at low use-levels, resulting in fine, uniform cell structure. XH-2836 has better flow ability and can provide foam with better skin surface.
• Suitable for TDI or T/M mold foam formulations. It can be used in SAN and PHD polymer system. Recommended use level from 0.4-1.0 parts per hundred polyol depends on the formulation.
• It has very low VOC and fogging value, can meet the demand of car industry.

Typical properties:
Appearance：Straw-color liquid
Viscosity at 25°C：5-20 cst
Water content：<0.2%

Levels of Use (additive as supplied):  
Suitable for TDI and T/M system, and it suggested use-levels range from 0.8-1.2 parts per hundred polyol.

Package and storage stability:
200 kg drums or 1000kg IBC
WynPUF* XH-2836 should, if possible, be stored at room temperature. Under these conditions and in original sealed drums, has a shelf-life of 24 months.

Product Safety:
When considering the use of any Top Win products in a particular application, review our latest Safety Data Sheets and ensure that the use intended can be accomplished safely. For Safety Data Sheets and other product safety information, contact the Top Win sales office nearest you. Before handling any of the products mentioned in the text, please obtain available product safety information and take necessary steps to ensure safety of use.