+86 17398029827

Polyurethane Additive

Products Mode: XH-2581

General purpose with good breathability and hand feeling.

Inquiry Now

Product Description:
WynPUF® XH-2581 is a non-hydrolyzable silicone stabilizer that has been designed to provide excellent foam stability and fine regular cell structure. It has full hydrolytic stability and can be used as a separate stream or in water/amine/silicone pre-blends. WynPUF* XH-2581 offers enhanced stability while yielding foams with good breathability.

Key Features and Benefits:
  • XH-2581 is high potency surfactant, with very wide processing latitude and provide the foam with better hand feeling.
  • XH-2581 has excellent foam stability with good breathability in various foam density from 10 kg/m3 to 35 kg/m3.
  • XH-2581 can minimize the density difference in the PU slab stock foam.

Typical properties:
Appearance:Yellow or colorless clear liquid
Viscosity at 25°C:500-900cst 
Density@25℃:1.03±0.02 g/cm3
Water content:<0.2%

Levels of Use (additive as supplied):  
WynPUF®XH-2581 is recommended for conventional flexible foam. The detail dosage in the formulation depends on several parameters. For example, density, the temperature of the raw material and the machine conditions.

Package and storage stability:
200 kg drums or 1000kg IBC 
WynPUF* XH-2581 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.