China Factory Direct
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| CAS number | 66753-64-8 |
| Product name | METHACRYLOXYPROPYLDIMETHYLMETHOXYSILANE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeElectronic GradeIndustrial Grade |
| Packaging | 25L/drum |
| Sample | Test Samples Available (Click to Request Samples) |
| COA | View COA |
| Price | Get Quote |
| Supply Type | Bulk / Contract manufacturing / OEM |
| Shipping | FCL / LCL available |
| Payment Terms | Support FOB \ CIF \ EXW quotations, and accept Letter of Credit (L/C). |
| Manufacturer | Greenrock Chemical(China Factory) |
Based on current marketvolatility and material availability.
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
| Industry | Application | Process |
|---|---|---|
| Paints & Coatings | Enhancing coating performance | Used as an additive to improve water resistance, weatherability, and adhesion of coatings. |
| Adhesives | Improving adhesive performance | Applied in the formulation of high-performance adhesives to enhance bond strength and durability on diverse substrates. |
| Fiber Treatment | Improving fiber–resin compatibility | Applied as a surface treatment agent for textiles and fibers to enhance interfacial bonding between fibers and resins. |
| Composites | Enhancing composite performance | Used as a coupling agent to strengthen interactions between fillers and polymer matrices, thereby improving overall composite performance. |
| Leather Processing | Enhancing leather water resistance and abrasion resistance | Applied in leather surface treatment to improve water repellency and mechanical properties of leather products. |
| Electronics | Enhancing performance of electronic encapsulation materials | Used as a coupling agent to improve thermal stability and electrical properties of encapsulation materials for protection of electronic components. |
| Detection Item | Common Analytical Method | Method Overview |
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| Purity (Assay) | Gas Chromatography (GC) with FID detector | Quantitative determination based on peak area comparison against a certified reference standard using a polar capillary column. |
| Acid Value | Acid-Base Titration (KOH in ethanol) | Neutralization of acidic impurities by standardized potassium hydroxide solution; endpoint detected potentiometrically or with phenolphthalein. |
| Moisture Content | Karl Fischer Coulometric Titration | Electrochemical quantification of water via iodine generation and stoichiometric reaction with water in anhydrous methanol-based reagent. |
| Density at 20 °C | Digital Density Meter (Oscillating U-tube principle) | Measurement of sample density by correlating the resonant frequency shift of a vibrating U-shaped tube filled with the liquid. |
| Refractive Index at 20 °C | Abbe Refractometer | Determination of refractive index based on critical angle measurement of light passing from prism to sample at specified temperature. |
| Chloride Content | Ion Chromatography (IC) with conductivity detection | Separation of chloride ions on an anion-exchange column followed by quantitative detection via suppressed conductivity. |
| Heavy Metals (Pb, Cd, Hg, Cr) | Inductively Coupled Plasma–Optical Emission Spectrometry (ICP-OES) | Multi-element quantification after microwave-assisted acid digestion, based on element-specific atomic emission intensities. |
| Residue on Ignition | Gravimetric Analysis (Sulfated Ash method) | Mass determination of non-volatile inorganic residue remaining after controlled high-temperature combustion in presence of sulfuric acid. |
| Viscosity at 25 °C | Rotational Viscometry (Cone-and-plate geometry) | Shear stress measurement under controlled shear rate to determine dynamic viscosity via torque response of rotating sensor. |
| pH (10% w/w aqueous solution) | Potentiometric pH Measurement | Hydrogen ion activity assessment using calibrated glass electrode in aqueous dispersion stabilized with co-solvent (e.g., isopropanol). |
| Test Item | Specification |
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| Appearance | Colorless liquid |
| Purity | >=98.0% (GC) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.425–1.435 |
| Relative Density (20°C/25°C) | 0.945–0.955 g/cm³ |
| Acid Value (mg KOH/g) | <=0.5 |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
| Pictograms | ![]() |
| Signal Word | Warning |
| Safety Data Sheet | |
1. How do you ensure product quality consistency?
We rely on a mature China-based manufacturing system and implement strict batch control and quality inspection for every shipment. Our production process complies with ISO 9001 standards, and a COA is provided for each batch to ensure consistent and reliable quality.
2. Do you offer competitive pricing for bulk orders?
Yes, as a China-based manufacturer and bulk supplier, we provide tiered pricing based on order volume. We support FOB and CIF quotations, as well as L/C payment terms for large transactions to meet international trade requirements.
3. Can you support large-volume or long-term supply?
We have stable production capacity and a well-established supply chain, enabling continuous bulk supply. We support ton-level and container-level orders, as well as long-term cooperation projects.
4. What is your typical lead time?
For in-stock products, shipment can be arranged within 1–3 days. For bulk packaging or customized orders, lead time depends on the specific quantity and production schedule.
5. What documents do you provide?
We can provide complete documentation upon request, including COA, SDS, TDS, and other compliance certificates, meeting industrial procurement and export requirements.
6. Can you customize product specifications or packaging?
Yes, we support customization of parameters such as purity, impurities, residual solvents, and heavy metals. We also offer various bulk packaging options, including 25kg bags, drums, and IBC tanks, suitable for industrial applications and transportation.
7. What shipping options do you support?
We support both FCL (Full Container Load) and LCL (Less than Container Load) shipments, and can flexibly arrange logistics solutions based on order size to meet bulk chemical export needs.
8. Do you provide technical or application support?
Yes, we provide basic application guidance and technical support based on industry experience to help customers optimize product usage.
9. How do you handle compliance and export regulations?
We are familiar with international trade and export regulations, ensuring all products comply with relevant requirements. We also provide complete documentation to support smooth customs clearance and global delivery.