99% Purity 3-Aminopropyltriethoxysilane/APTES CAS 919 30 2 For Glass Fiber Treatment Agent
Application area: raw material for glass wool production.
Technical requirements:3-Aminopropyltriethoxysilane
Purity: more than 98%.
Hs code:2931900001.
Appearance: colorless liquid;
Density:0.9400 - 0.9460 g/cm3;
Tianjin Gnee Biotech Co., Ltd. is one of the leading manufacturers and suppliers of 99% purity 3-aminopropyltriethoxysilane/aptes cas 919 30 2 for glass fiber treatment agent in China. Welcome to buy cheap chemical products for sale here from our factory. For price consultation, contact us.
What is 3-aminopropyltriethoxysilane with CAS 919-30-2?
3-Aminopropyltriethoxysilane with CAS 919-30-2 is a kind of organosilane, a colorless liquid with a special ammonia smell, and is soluble in solvents such as alcohol, chain hydrocarbons, and aromatic hydrocarbons.
3-Aminopropyltriethoxysilane, also known as KH-550, is a chemical compound that belongs to the class of organosilanes. It is commonly used as a coupling agent and surface modifier in various industrial applications. The compound consists of a triethoxysilane group and an aminopropyl group, which enable it to bond chemically with both inorganic and organic materials.
(3-Aminopropyl)triethoxysilane has a clear liquid form and is soluble in a variety of organic solvents. It possesses reactive amino and ethoxy groups, making it capable of forming covalent bonds with surfaces such as glass, metals, minerals, and polymers. This unique reactivity allows it to enhance adhesion, improve compatibility between different materials, and modify surface properties.
3-Aminopropyltriethoxysilane for Glass fiber treatment agent CAS 919-30-2
| 3-Aminopropyltriethoxysilane Basic information | |
| Product Name: | 3-Aminopropyltriethoxysilane |
| CAS: | 919-30-2 |
| MF: | C9H23NO3Si |
| MW: | 221.37 |
| EINECS: | 213-048-4 |
| Mol File: | 919-30-2.mol |
| 3-Aminopropyltriethoxysilane Chemical Properties | |
| Melting point | -70 °C |
| Boiling point | 217 °C(lit.) |
| density | 0.946 g/mL at 25 °C(lit.) |
| refractive index | n20/D 1.422 |
| Fp | 205 °F |
| storage temp. | room temp |
| form | Liquid |
| pka | 10.37±0.10(Predicted) |
| Specific Gravity | 0.942 |
| color | APHA: ≤25 |
| PH | 11 (20g/l, H2O, 20ºC) |
| explosive limit | 0.8-4.5%(V) |
| Water Solubility | REACTS |
| Hydrolytic Sensitivity | 7: reacts slowly with moisture/water |
| Sensitive | Moisture Sensitive |
| BRN | 1754988 |
| Items | Specification |
| Appearance | colorless transparent liquid |
| Purity (%) | 98%min |
| Colour (Pt-Co) | 30max |
| Density (ρ 20, g/cm3) | 0.9450±0.0050 |
| Refractive Index (n25D) | 1.4230±0.0050 |
Applications
- Due to its versatile nature, (3-Aminopropyl)triethoxysilane finds applications in various industries.
- It is commonly used as a coupling agent in the production of composites, adhesives, and sealants, where it promotes adhesion between different materials. It is also utilized as a surface treatment agent to enhance the bonding of coatings, paints, and inks to substrates.
- (3-Aminopropyl)triethoxysilane serves as a key ingredient in the manufacturing of functionalized silica particles, nanoparticles, and hybrid organic-inorganic materials. Its ability to modify surface properties and introduce reactive sites makes it valuable in the synthesis of advanced materials used in areas such as catalysis, electronics, and biotechnology.


Storage:
- 3-Aminopropyltriethoxysilane should be stored in a cool, well-ventilated area. Avoid exposure to humidity.
- It should be kept in its original container and used as soon as possible after opening.
- When stored in a tightly sealed and unopened container, the product has a shelf life of 12 months.
Packaging & Shipping:
- Available in 25L PE pails, 200L PVF-lined steel drums, and 1000L IBC drums.
- For special packaging requests, please contact the Gneebio customer service team.
Company Profile
Gneebio, founded in 2021, is a dedicated supplier of premium water treatment chemicals and industrial raw materials. Leveraging long-term collaborations with multiple manufacturing partners and a robust logistics network, we ensure stable supply, cost-effective solutions, and tailored product offerings to meet diverse customer needs.
We provide complete regulatory documentation, including Certificates of Analysis (COA) and REACH compliance files to support smooth international trade, especially within the EU market.
Our core product portfolio features a variety of high-demand chemicals, such as Anionic, Cationic, and Nonionic Polyacrylamide (PAM), Polyaluminum Chloride (PAC), Hydrochloric Acid (HCl), Sodium Hypochlorite, Didecyl Dimethyl Ammonium Chloride (DDAC), EDTA, and Xylene.




FAQ
Can I request samples?
Yes, absolutely! We offer free samples of specified quantities. You only need to cover the freight charges.
Which documents are provided?
We provide essential documents such as Certificate of Analysis (COA), Technical Data Sheet (TDS), Material Safety Data Sheet (MSDS), and more upon request.
What is your Minimum Order Quantity (MOQ)?
Typically, our MOQ is one standard package. However, we understand the importance of testing before committing to a mass order, so we offer free samples for your evaluation.
How do you ensure the quality of your products?
We prioritize quality assurance through several measures:
1. Expert Staff: Our team comprises professionals with extensive experience in chemical products or related fields. They undergo comprehensive training before providing any quotations.
2. Sample Availability: We offer free samples or pre-shipment samples for new collaborations, ensuring that our commercial products match the specifications provided to customers.
3. Third-Party Inspection: Upon request, we can arrange Third-Party Inspections, such as SGS, to further validate the quality of our products before shipping.
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