Nanjing SiSiB Silicones Co., Ltd.
Nanjing SiSiB Silicones Co., Ltd.
SiSiB® STP93500
SiSiB® STP93500

SiSiB® STP93500 is a silyl-terminated polyether (STP) polymer designed as a base polymer in moisture-curing adhesives, sealants, and coatings. When exposed to atmospheric moisture, it reacts through hydrolysis and crosslinking to create highly durable elastomeric materials.

SiSiB® STP93500

Features & Benefits


  • Medium modulus, low viscosity


  • Fast moisture curing without bubbling


  • Broad adhesion to various substrates


  • Excellent UV, weathering, and chemical resistance


  • High elastic recovery


  • Solvent-free, isocyanate-free, low VOC


  • Long shelf life and storage stability


  • Suitable for single-component or two-component formulations


Physical Properties


Appearance

Light yellow clear liquid

Boiling point

>250°C

Density 25°C

1.00

Viscosity (25°C, mPa·s)

5,000-9,000

Flash point

>237°C

Water solubility/miscibility

Virtually insoluble

Note: These values are typical and not intended for specification purposes.

Application


  • Construction: Facade joints, window and door sealing, curtain wall panels, roof expansion joints


  • Automotive: Body seams, glass installation, interior trim bonding


  • Electronics: Joint sealing, moisture protection, thermal adhesive bonding


  • DIY & Consumer: Kitchen & bathroom sealing, flooring joints, tile grouting


  • Marine: Long-lasting, weather-resistant sealing for marine structures, boats, and ships

Packing and Storage


SiSiB® STP93500 is available in 200Kg steel drum and 1000Kg IBC tote.


SiSiB® STP93500 has a shelf life of 12 months from the date of manufacture when stored in original, unopened containers at 4-30°C. After opening, containers must be tightly resealed to prevent contamination and moisture ingress.

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SiSiB® STP93500