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CAS 70131-67-8

OH-80 Hydroxypropyl-Terminated Polydimethoxysiloxane

Silico® OH-80 Hydroxypropyl-Terminated Polydimethoxysiloxane (CAS No. 104780-66-7) is a colorless to light yellow transparent silicone fluid designed to enhance the low-temperature flexibility and processability of specialty polymers. It significantly improves heat resistance and abrasion durability, making it an ideal modifier in advanced polymer systems.

Technical Data

Property Specification
CAS No. 104780-66-7
Appearance Colorless to light yellow transparent liquid
Chemical Structure Hydroxypropyl-terminated polydimethoxysiloxane
Functionality Reactive hydroxyl end groups
Key Features Low-temperature flexibility, heat & abrasion resistance, processability

Applications

  • Enhances flexibility of specialty polymers at low temperatures

  • Improves processability during polymer manufacturing

  • Increases resistance to heat and mechanical wear

  • Suitable for use in thermoplastic and thermosetting polymer systems

  • Can act as a reactive intermediate in high-performance formulations

Packaging and Storage

Silico® Hydroxypropyl-Terminated Silicone Fluid is available in:

  • 1kg bottles

  • 5kg and 25kg plastic pails

  • 200kg steel drums

Shelf Life: 12 months in original unopened containers stored in a cool, dry place.

All technical data provided is based on current knowledge and experience. Users must test product suitability for intended applications.
No warranties are expressed or implied. Silico® assumes no liability for incidental or consequential damages.

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