ZEMSIL CS-580
≡ KH-5803-Mercaptopropyltrimethoxysilane
CAS 4420-74-0
Also equivalent to: A-189, Dynasylan MTMO
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≥97
%
Purity
1.440–1.443
Refractive Index
1.053–1.058
g/cm³
Density
~13.7
%
Sulfur Content
Specifications
| Property | Value | Unit |
|---|---|---|
| Purity (GC) | ≥97 | % |
| Refractive Index (20°C) | 1.440–1.443 | — |
| Density (25°C) | 1.053–1.058 | g/cm³ |
| Sulfur Content | ~13.7 | % |
| Color (APHA) | ≤30 | — |
Applications
Natural Rubber / Silica CompoundsGold Surface FunctionalizationEpoxy AdhesivesCorrosion Protection
Key Features
- —Thiol functional silane — reacts with sulfur-cured rubber
- —Equivalent to KH-580 / A-189
- —Enables covalent bonding of silica in sulfur-cured rubber compounds
Silane Coupling Agent
- ZEMSIL CS-550≥98 %
- ZEMSIL CS-540≥97 %
- ZEMSIL CS-560≥98 %
- ZEMSIL CS-570≥98 %
- ZEMSIL CS-590≥98 %
- ZEMSIL CS-69≥90 %
- ZEMSIL CS-75≥90 %
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