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Nanjing SiSiB Silicones Co., Ltd.
Nanjing SiSiB Silicones Co., Ltd.
ADDSiL-2025
ADDSiL-2025

ADDSiL™ 2025 is a double-ended mono-hydroxyl functional silicone prepolymer designed to chemically react with isocyanate (-NCO), amine (-NH2), carboxyl (-COOH), or epoxy functional groups. It is ideal for the synthesis of silicone-modified polyurethane (PU), polyurethane dispersion (PUD), thermoplastic polyurethane (TPU), and various modified polyester and acrylic resins.

ADDSiL-2025

Features & Benefits


  • Enhances wear resistance and provides a silky-smooth feel


  • Offers anti-blocking, anti-fouling, and anti-graffiti effects


  • High reactivity with -NCO, -NH2, -COOH, and epoxy groups


  • Low surface tension, promotes flow and leveling


  • Excellent compatibility with a wide range of resin systems


Physical Properties


Color and Appearance

Yellow clear liquid

Average Molecular Weight

950

Viscosity (25°C), cSt

30-100

Refractive Index, (25°C)

1.4350

Solid Content, 120°C/2h, %

Min. 90

Hydroxyl Value mg KOH/g

120

These values are typical and not intended for use in specifications.

Application


  • Synthesis of silicone-modified PU resins and dispersions


  • Silicone-modified TPU, polyester, and acrylic resins


  • Two-component PU coatings and amino baking paints

Packing and Storage


ADDSiL™ 2025 is supplied in 25Kg pail or 200Kg steel drum.


In the original unopened packaging, ADDSiL™ 2025 has a shelf life of 24 months.

Documents

DownloadADDSiL-2025 Safety Data Sheet
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ADDSiL-2025