AP-Silane 33
Advanced Polymer · AP-Silane
AP-Silane 33 is a high-purity 3-aminopropyltriethoxysilane coupling agent designed to improve bonding between inorganic substrates and organic polymers. Its dual reactivity enhances adhesion and increases wet and dry tensile strength, flexural strength, modulus, and compressive resistance. Particularly suited for fiberglass-reinforced phenolic, acrylic, melamine, and epoxy systems, AP-Silane 33 ensures improved durability and long-term performance in composite manufacturing, paints, and coatings.
- Excellent adhesion
- Good mechanical properties
- High bonding strength
- Improves durability and performance
- Provides durable bonding
Specifications
Identifiers
- Chemical name
- 3-Aminopropyltriethoxysilane
- CAS number(s)
- 919-30-2
- EC number
- 213‑048‑4
- Molecular formula
- C9H23NO3Si or NH2‑(CH2)3‑Si(OCH2CH3)3
- InChI key
- WYTZZXDRDKSJID‑UHFFFAOYSA‑N
- Synonyms
- (3-Glycidoxypropyl)trimethoxysilane, GLYMO, 3-(2,3-Epoxypropoxy)propyltrimethoxysilane, Gamma-Glycidoxypropyltrimethoxysilane
Technical specifications
Properties
| Property | Value | Unit |
|---|---|---|
| Boiling Point | 217 | °C |
| Flash Point | 95 (Closed cup), 98 (Open cup) | °C |
| Evaporation Rate | < 1 | - |
| Vapor Pressure | < 1.3 (at 25 °C) | kPa |
| Vapor Density | 7.6 | - |
| Auto-Ignition Temperature | > 200 | °C |
| Specific Gravity | ~ 0.96 | - |
| Solubility | Soluble | - |
| Appearance | Colorless, clear | - |
| Odor | Amine odor | - |
Specifications
| Test Condition | Specification | Value | Unit | Test Method |
|---|---|---|---|---|
| - | Purity | ≥ 98 | % | - |
| - | Refractive Index | 1.42 | - | - |
| - | Molecular weight | 221.37 | - | - |
| - | Specific Gravity | 0.95 | - | - |
| - | Minimum Coverage Area | 353 | m²/g | - |
- Industries
- Paints & Coatings
- Product groups
- SiliconesSilane Coupling Agents
- Applications
- Adhesives & sealants formulationsCoatings formulationsGlass-reinforced compositesPrinting inks & coatings
- Functions
- Adhesion promoterCoupling agent
- Market segments
- AdhesivesCoatingsInksPaints & coatings additivesSealants
Documents
- Request a copy
Technical Data Sheet (TDS)
Specifications & performance data
- Request a copy
Safety Data Sheet (SDS)
Safety information & handling