KANEKA SILYL® SAX220 is a Silyl-Terminated Polyether (STPE) used as a base resin for producing high performance moisture cure sealants, adhesives, and coatings. SILYL SAX220™ has performed successfully in various industrial and construction applications. SILYL SAX220™ provides well-balanced properties such as durability, reactivity, and storage stability. This unique and highly valued balance of attributes is derived from the polyether polymer backbone coupled with the methyldimethoxysilane functional groups.

Chemical Family: Polyethers

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Identification & Functionality

Chemical Family
CASE Ingredients Functions
Technologies

Features & Benefits

Features
  • Higher elongation
  • Good mechanical properties
  • Wide formulating latitude
  • Higher elongation
  • Long shelf stability
  • Broad adhesion profile

Applications & Uses

Applications
  • High Elongation Sealant/Adhesive
  • Industrial Sealant/Adhesive
  • Construction Adhesive/Sealant
Processing and Mixing

SILYL® SAX220 can be formulated into adhesives, sealants, and/or coatings utilizing either a hot or cold process.

Properties

Physical Form
Appearance
Light Yellow Liquid
Typical Properties
ValueUnitsTest Method / Conditions
Hue (Gardner Color Number)max. G3
Moisture Contentmax. 1.000ppm
pH6.0-8.0
Viscosity30.000–62.000cP

Packaging & Availability

Packaging Information
  • Tote: 2,205 lbs/1,000 kg
  • Drum: 440 lbs/200 kg

Storage & Handling

Shelf Life
6 months
Storage And Handling
  • Guarantee of six-month shelf life from delivery if un-opened and stored appropriately.
  • Containers must be stored below 40°C/104°F, stored inside, and remain tightly sealed.