VINYLMETHYLBIS(TRIMETHYLSILOXY)SILANE Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 5356-85-4 |
| Product name | VINYLMETHYLBIS(TRIMETHYLSILOXY)SILANE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeIndustrial GradeElectronic 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) |
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Documents We Provide for VINYLMETHYLBIS(TRIMETHYLSILOXY)SILANE
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk VINYLMETHYLBIS(TRIMETHYLSILOXY)SILANE Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of VINYLMETHYLBIS(TRIMETHYLSILOXY)SILANE
| Industry | Application | Process |
|---|---|---|
| Silicone Rubber | Crosslinking Agent | Used in room-temperature vulcanizing (RTV) silicone rubber, where it reacts with moisture to generate silanol and promote crosslink network formation |
| Organosilicon-Modified Materials | Surface Modifier | Applied to improve adhesion between organosilicon materials and inorganic substrates (e.g., glass, metals) via reaction of siloxane groups with surface hydroxyl groups on the substrate |
| Coatings and Sealants | Adhesion Promoter | Incorporated as a coupling agent into silicone sealant and coating formulations to enhance film adhesion and durability |
| Electronic Encapsulation Materials | Moisture-Resistant and Insulating Modifier | Introduced into electronic encapsulants to impart hydrophobic siloxane groups, thereby improving electrical insulation performance and moisture resistance |
| Nanomaterial Synthesis | Surface Passivator | Applied for surface modification of silica or silicate nanoparticles to suppress particle agglomeration and improve dispersion stability |
Manufacturing Quality Control of VINYLMETHYLBIS(TRIMETHYLSILOXY)SILANE
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detection | Quantitative determination based on peak area comparison against certified reference standard using capillary column separation. |
| Moisture Content | Karl Fischer Titration | Electrochemical titration measuring water content via iodine-sulfur dioxide reaction in anhydrous methanol-pyridine medium. |
| Acid Value | Acid-Base Titration with NaOH | Neutralization of acidic impurities by standardized sodium hydroxide solution using phenolphthalein indicator. |
| Density at 20 C | Digital Density Meter | Measurement of mass per unit volume using oscillating U-tube principle calibrated with air and water standards. |
| Refractive Index at 20 C | Abbe Refractometer | Determination of light refraction angle at specified wavelength (589 nm) to assess purity and composition. |
| Color (APHA) | Visual Comparison or Spectrophotometric APHA | Comparison of sample color intensity against platinum-cobalt standard solutions using 10 mm pathlength cell. |
| Residue on Evaporation | Gravimetric Analysis | Weighing non-volatile residue after controlled evaporation of a known sample mass under nitrogen at 105 C. |
| Chloride Content | Ion Chromatography (IC) | Separation and quantification of chloride anions using suppressed conductivity detection after aqueous extraction. |
| Heavy Metals (as Pb) | Inductively Coupled Plasma Optical Emission Spectrometry (ICP-OES) | Multi-element detection of trace metals via atomic emission from plasma-excited sample aerosol. |
| Volatile Impurities | Headspace Gas Chromatography-Mass Spectrometry (HS-GC-MS) | Identification and semi-quantification of low-boiling contaminants by thermal desorption followed by GC separation and MS detection. |
| Viscosity at 25 C | Rotational Viscometer | Measurement of resistance to flow under controlled shear rate using spindle geometry and calibrated torque sensor. |
| pH of Aqueous Solution | pH Meter with Combination Electrode | Potentiometric measurement of hydrogen ion activity in saturated aqueous phase after equilibration with sample. |
Technical Specifications of VINYLMETHYLBIS(TRIMETHYLSILOXY)SILANE
| Test Item | Specification |
|---|---|
| Appearance | Colorless transparent liquid |
| Purity | >=98.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.400–1.410 |
| Relative Density (20°C/25°C) | 0.870–0.890 g/cm³ |
| Identification (NMR) | Consistent with structure |
| Odor | Characteristic mild odor |
Specifications vary by industry. Reach out to our technical experts for a COA tailored specifically to your application. Email:selse@GRchemical.com
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Download COA of VINYLMETHYLBIS(TRIMETHYLSILOXY)SILANE
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of VINYLMETHYLBIS(TRIMETHYLSILOXY)SILANE
Safety Information of VINYLMETHYLBIS(TRIMETHYLSILOXY)SILANE
| Pictograms |   |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of VINYLMETHYLBIS(TRIMETHYLSILOXY)SILANE
Industrial VINYLMETHYLBIS(TRIMETHYLSILOXY)SILANE Procurement FAQ
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.
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