PU Panels silicone additives/Silicone adjuvants for PU foam XH-1790

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WynPUF^® is our brand for PU foam Silicone stabilizer, including rigid foam additives, flexible foam agents etc. We have a variety of polyether modified silicone fluids for use in various rigid PU foam application. Silicone foam stabilizers XH-1790 is mainly suitable for polyurethane continuous panels and discontinuous panels with various blowing agents. With these additives to achieve high closure rate, flat plate surface and high bonding tensile strength with the substrate.

XH-1790 is equivalent to L-6860 in international markets.

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Product Details

XH-1790 foam stabilizer is a Si-C bond, non-hydrolytic type polysiloxane polyether copolymer. It is suitable for various rigid foam applications in waterborne foaming system. XH-1790 can provide regular cell and dimensional stability.

Physical Data

Appearance: yellow color clear liquid

Viscosity at 25°C：600-1000CS

Moisture: ≤0.2%

PH （1% aquwous solution）: 6.0+1.0

Applications

• Specially designed for water as blowing agents

• The compatibility for the whole system is excellent.

• Obtain high foam opening and good dimensional stability.

• Mainly used in the field of water-blown cell opened spraying foam, panel, packaging and filling foam in low density.

Levels of Use (additive as supplied)

The common level range for XH-1790 is 1.5 to 2.5 parts per hundred of polyol (php).

Package and storage stability

Available in 200kg drums.

24 months in closed containers.

Product Safety

When considering the use of any TopWin 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 TopWin 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.

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