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Adhesives Ingredients
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Adhesives Ingredients
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Dynasylan® 40

Technical Datasheet | Supplied by Evonik
Dynasylan® 40 by Evonik is an ethyl polysilicate grade. Acts as an adhesion promoter. It is a low viscosity liquid with silicon dioxide content of 40%. It is formed in the presence of water from tetraethyl silicate by partial hydrolysis of the ethoxy groups to hydroxyl groups and subsequent condensation with formation of siloxane bonds (SiOSi). Dynasylan® 40 is listed in EINECS/ELINCS, AICS, DSL/NDSL, PICCS, TSCA, IECS, ENCS, ECL and REACH. It has a minimum shelf life of 12 months.
Product Type
Adhesion Promoters
Chemical Composition
Ethyl polysilicate
CAS Number
684 12-37-3
Physical Form
Liquid
Appearance
Colorless
Product Status
COMMERCIAL
Applications/ Recommended for
  • Adhesives
  • Sealants
Bio Based
No
Labels/Agency Rating
EINECS/ELINCS,
AICS,
DSL/NDSL,
PICCS,
TSCA,
IECS,
ENCS,
ECL,
REACH

Dynasylan® 40 Properties

Property

Value & Unit
Test Condition
Test Method
Density @ 20°C, DIN 51757
1.050 - 1.070 g/cm3
Viscosity @ 20°C, DIN 53015
5.0 mPa.s
Flash Point, DIN 51755
> 62 °C

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