China Factory Direct
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| CAS number | 106214-84-0 |
| Product name | AMINOPROPYL TERMINATED POLYDIMETHYLSILOXANE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical GradeMaterial GradeSpecialty GradeIndustrial GradeElectronic Grade |
| Packaging | 25L/drum200L/drum1000L/IBC |
| 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 | Applications | Process |
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| Personal Care & Cosmetics | Emollient and skin-conditioning agent in skincare products, conditioners, and sunscreens | Incorporated into emulsion or cream formulations to impart smoothness and spreadability |
| Medical Devices | Medical tubing, implantable materials, and lubricating coatings | Used in the manufacture of silicone rubber components or as a surface treatment agent |
| Coatings & Paints | Waterproofing and anti-fouling coatings | Added to coating systems to enhance surface performance and weather resistance |
| Textile Industry | Fabric softeners and water-repellent finishing agents | Applied during finishing processes via padding or spraying |
| Electronics Industry | Encapsulants, insulating materials, and defoamers | Used for potting electronic components or as an additive in manufacturing processes |
| Plastics & Rubber Processing | Release agents and anti-blocking agents | Applied as a mold surface treatment in molding, calendering, and other shaping processes |
| Lubricants | Base oil for high-temperature or wide-temperature-range greases | Mixed with thickeners to formulate specialty greases |
| Defoamers | Industrial foam control (e.g., wastewater treatment, fermentation) | Added directly or formulated into defoamer emulsions |
| Construction Materials | Modifying component in sealants and joint fillers | Serves as one of the polymer backbones in silicone-based sealants |
| Pesticide Formulations | Adjuvant (spreader, stabilizer) | Added to pesticide spray formulations to improve adhesion and dispersion |
| Detection Item | Common Analytical Method | Method Overview |
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| Viscosity | Capillary Viscometry | Measures flow time of PDMS through a calibrated capillary tube under gravity to calculate kinematic viscosity. |
| Refractive Index | Refractometry | Determines refractive index by measuring angle of light refraction at the PDMS-air interface using a calibrated prism. |
| Acid Number | Acid-Base Titration | Quantifies acidic impurities by titrating with standardized KOH solution using phenolphthalein indicator. |
| Hydroxyl Content | Potentiometric Titration (with acetic anhydride) | Determines terminal Si-OH groups via acetylation followed by back-titration of unreacted anhydride. |
| Volatile Matter | Thermogravimetric Analysis (TGA) | Measures mass loss upon controlled heating to quantify low-molecular-weight siloxane residues and solvents. |
| Water Content | Karl Fischer Titration | Electrochemically quantifies water based on iodine consumption in a pyridine/methanol-based reagent system. |
| Molecular Weight Distribution | Gel Permeation Chromatography (GPC) | Separates polymer chains by hydrodynamic volume using porous columns and detects with refractive index detector. |
| Residue on Ignition | Gravimetric Analysis | Measures non-volatile inorganic residue after high-temperature ashing in a muffle furnace. |
| Heavy Metals | Inductively Coupled Plasma Optical Emission Spectrometry (ICP-OES) | Quantifies trace metal impurities (e.g., Fe, Pb, Ni) by atomic emission intensity following acid digestion. |
| Color | APHA Color Scale (Visual or Instrumental) | Compares sample color against platinum-cobalt standard solutions or uses spectrophotometric measurement at 430 nm. |
| Specific Gravity | Digital Density Meter | Determines density relative to water at specified temperature using oscillating U-tube principle. |
| Flash Point | Cleveland Open Cup (COC) | Measures minimum temperature at which vapors ignite when exposed to flame under standardized open-cup conditions. |
| Test Item | Specification |
|---|---|
| Appearance | Clear, colorless to pale yellow liquid |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Refractive Index (n20/D) | 1.400–1.410 |
| Relative Density (20°C/25°C) | 0.96–0.98 g/cm³ |
| Total Impurities | <=1.5% |
| Odor | Characteristic mild odor |
| Solubility | Insoluble in water; miscible with chloroform, toluene, and ether |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
| Pictograms | ![]() ![]() |
| Signal Word | Danger |
| 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.