myTechnical Documents
Dynasylan® 6498 is an oligomeric siloxane. Acts as an adhesion promoter, dispersion and hydrophobation agent in mineral filled compounds. Used in adhesives and sealants.
Details
CAS
131298-48-1
Product Type
Applications
Producer
Supplier
Chemical Composition
Methoxy functional vinyl siloxane oligomer
Advantages
- improved filler dispersion
- good processability
- significantly reduced water-uptake
- excellent balance between tensile strength and elongation at break at a high level
- improved chemical resistance
- strongly reduced tendency to stress cracking
- higher impact strength
- higher abrasion resistance
Other Applications
adhesives
sealants
filler and pigment coating
in the manufacture of HFFR cable
Storage
The containers must remain tightly sealed during storage and kept in a cool, well aired place. The product should be protected against humidity.
Handling
Dynasylan® 6498 is listed on ECL, EINECS/ELINCS,DSL/NDSL, PICCS, TSCA, IECS and ENCS.
Technical data
| Quantity | Value | Unit | Comment |
|---|---|---|---|
| Appearance Properties | |||
| Physical state | Fluid | ||
| Physical Properties | |||
| SiO2 | 45 | % | AN-SAA 0754 |
| Viscosity | 3 - 7 | cP | DIN53015 ;20°C |
| Density | 1 | g/ml | DIN51757 ;20°C |
| Thermal Properties | |||
| Boling point | >242 | ºC | DIN51751;1013 hPa |
| flash point | >75 | ºC | DIN EN ISO2719;Pensky-Martens, closed cup |
| Chemical Properties | |||
| Shelf Life | 12 | month | |