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Vingyltriethoxysilane
The product is Vinyltriethoxysilane, also known as A‑151 silane coupling agent, supplied by Chengdu Thinkbond Chemical Co, . Ltd. Its chemical formula is CH2=CHSi(OC2H5)3 and it carries CAS number 78‑08‑0. The supplier lists the material as a colourless to yellowish transparent liquid with an industrial‑grade purity above 97 %. It is shipped in steel drums or IBC containers, classified under HS Code 2931.39.
The A‑151 grade is a vinyl‑functional organosilane used to enhance adhesion between inorganic substrates and organic polymers. In the construction chemicals sector it improves the performance of sealants, adhesives and coating formulations, while in glass‑fiber production it acts as a sizing agent. Typical industry practice expects a purity of at least 95 % and a moisture content below 0.5 % to maintain reactivity, which aligns with the supplier’s stated >97 % purity. The product conforms to standard organosilane handling guidelines, including storage at ambient temperature and protection from moisture.
Importers in the coatings, automotive and rubber industries commonly source this silane for composite material manufacture. The supplier indicates ISO and SGS certifications are available, but buyers should request copies before finalising purchase. Trade terms such as minimum order quantity, Incoterms and payment conditions are not disclosed in the listing and must be negotiated directly with Chengdu Thinkbond Chemical Co, . Ltd. Buyers should also confirm packaging size and any required safety data sheets for customs clearance.
| Chemical name | Vinyltriethoxysilane (A‑151) |
| Chemical formula | CH2=CHSi(OC2H5)3 |
| CAS number | 78-08-0 |
| Purity | ≥97 % |
| Grade | A‑151 industrial grade |
| Appearance | Colourless to yellowish transparent liquid |
| Packaging | Steel drum or IBC |
| HS Code | 2931.39 |
| Typical storage temperature | typical 15‑25 °C |
| Typical shelf life | typical 12 months |
Chengdu Thinkbond Chemical Co, . Ltd. is located at No.199, Section 3 North, 2 Ring Road, Chengdu, Sichuan, 610081, China. The supplier is listed in the harbour verification tier, with a recorded response rate of 0 % and no average response time logged. Its public profile provides a full address but does not disclose additional corporate details such as founding year or employee count.
The company’s current offering focuses on Vinyltriethoxysilane (A‑151) supplied in industrial grade with purity above 97 %. Listing information mentions availability in steel drums or IBC containers and references ISO and SGS certifications, though buyers should request the actual certificates for verification.
Vinyltriethoxysilane (A-151) is a vinyl-functional organosilane coupling agent with the formula CH2=CHSi(OC2H5)3, supplied as a colorless to yellowish transparent liquid. It is widely used in construction chemicals to improve adhesion between inorganic substrates and organic polymers in sealants, adhesives, and coating formulations. This silane also serves as a key sizing agent for glass fiber and a coupling agent in rubber compounds. Available in industrial grade with typical purity above 97%, it is traded internationally in steel drum or IBC packaging. Importers and exporters in the coatings and construction materials sectors commonly source this product under HS Code 2931.39.
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Sourcing Vingyltriethoxysilane from Chengdu Thinkbond Chemical Co, . Ltd. - China Import Guide
Before confirming a purchase, buyers should verify the product’s purity certificate and request the latest Certificate of Analysis. Confirmation of ISO or SGS certification is advisable, as the listing only states their availability. The supplier’s packaging choice - steel drum or IBC - should be matched to the importer’s handling facilities, so dimensions and volume must be clarified. It is also prudent to check that the chemical is correctly labelled with its CAS number and HS code for customs compliance.
Chengdu Thinkbond Chemical Co, . Ltd. does not disclose lead‑time or preferred Incoterms in the public data, therefore importers must ask for expected production lead‑time and shipping terms such as FOB Chengdu or CIF destination. Payment conditions, whether by T/T, L/C or other methods, should be negotiated and documented in the sales contract. Freight calculations should consider the weight of steel drums and any required hazardous‑material handling charges. Early agreement on these logistics details reduces the risk of delays at port.
Importers commonly arrange a third‑party inspection to confirm the silane’s purity and container integrity before loading. Requesting a material safety data sheet (MSDS) and the supplier’s compliance certificates will support due‑diligence. Upon arrival, the shipment should be sampled for moisture content and visual clarity to detect any degradation. Maintaining records of all test results and certificates facilitates future re‑orders and regulatory audits.
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30 suppliersBuy Vingyltriethoxysilane in Bulk — Supplier in China
When sourcing Vingyltriethoxysilane for your business, securing the right balance of quality and cost is essential. Chengdu Thinkbond Chemical Co, . Ltd., a supplier based in China, offers this product with key specifications including A-151 Industrial Grade / Silane Coupling Agent, CH2=CHSi(OC2H5)3, and Min 97% (Typical 97-99%). By purchasing directly from the manufacturer or authorized exporter, buyers can negotiate favorable FOB prices starting at $4,000 – $6,000 / MT and manage bulk orders with a minimum order quantity (MOQ) of 1 Unit. This product is actively traded under HS Code 2931.39, making it a staple in the Construction Chemicals sector with strong demand from importing countries worldwide.
Vingyltriethoxysilane Specifications, Trade Terms & Pricing
Importing Vingyltriethoxysilane requires careful attention to shipping logistics, customs compliance, and secure payment terms. Chengdu Thinkbond Chemical Co, . Ltd. offers flexible shipping options such as Full Container Load (FCL) or Less than Container Load (LCL) via sea freight. To ensure a smooth transaction, buyers should verify import duties for HS Code 2931.39 in their destination country. Common payment methods for international B2B transactions include Letter of Credit (L/C), Telegraphic Transfer (T/T), and Documents against Payment (D/P). All transactions and RFQs are facilitated through EximNext, a leading B2B marketplace designed to make cross-border trade secure and efficient.
About Chengdu Thinkbond Chemical Co, . Ltd. — Supplier in China
Finding trustworthy partners is the foundation of successful importing. Ask the supplier of this Vingyltriethoxysilane for business registration and quality documents before ordering. Whether you are a distributor, wholesaler, or procurement manager, you can request a free quotation, ask for product samples, and finalize your bulk purchase with confidence. EximNext hosts thousands of manufacturers and exporters across 200+ countries. Explore similar products in the Construction Chemicals category and connect with top-tier exporters on our comprehensive global B2B marketplace. Start your sourcing journey today.
Import Vingyltriethoxysilane — Shipping, Logistics & Customs
Importing Vingyltriethoxysilane requires careful attention to shipping logistics, customs compliance, and secure payment terms. Common shipping options include Full Container Load (FCL) or Less than Container Load (LCL) via sea freight. Buyers should verify import duties for HS Code 2931.39 in their destination country. Common payment methods include Letter of Credit (L/C), Telegraphic Transfer (T/T), and Documents against Payment (D/P).
Frequently Asked Questions About Vingyltriethoxysilane
What is the wholesale price of Vingyltriethoxysilane?
The current listed wholesale price for Vingyltriethoxysilane from Chengdu Thinkbond Chemical Co, . Ltd. is $4,000 – $6,000 / MT on FOB terms from China. Prices may vary depending on order volume, packaging, and destination. For the most accurate bulk quote, send a direct RFQ to Chengdu Thinkbond Chemical Co, . Ltd. through EximNext.
What is the Minimum Order Quantity (MOQ) for Vingyltriethoxysilane?
The supplier, Chengdu Thinkbond Chemical Co, . Ltd., has set a Minimum Order Quantity (MOQ) of 1 Unit for Vingyltriethoxysilane. For sample requests or smaller trial orders, contact the supplier directly through our platform's inquiry system.
What is the HS Code for Vingyltriethoxysilane?
For international shipping and customs clearance, Vingyltriethoxysilane is classified under HS Code 2931.39. Buyers should verify their local customs regulations to determine applicable import duties and taxes for this classification.
How can I import Vingyltriethoxysilane from China?
To import Vingyltriethoxysilane from China, negotiate shipping terms (FOB, CIF, or EXW) directly with Chengdu Thinkbond Chemical Co, . Ltd.. Ensure you have the necessary import licenses for Construction Chemicals products in your destination country.
How can I check Chengdu Thinkbond Chemical Co, . Ltd. before ordering?
Open the Chengdu Thinkbond Chemical Co, . Ltd. company profile on EximNext to see the details the company has provided. Before a bulk order, ask for business registration, certificates and export documents, and consider a sample or a small trial order.
What are the key specifications of Vingyltriethoxysilane?
The key specifications for Vingyltriethoxysilane supplied by Chengdu Thinkbond Chemical Co, . Ltd. include A-151 Industrial Grade / Silane Coupling Agent, CH2=CHSi(OC2H5)3, and Min 97% (Typical 97-99%). For a complete technical data sheet or Certificate of Analysis (COA), send an inquiry directly to the supplier through EximNext.
What packaging options are available for bulk orders of Vingyltriethoxysilane?
Chengdu Thinkbond Chemical Co, . Ltd. offers Vingyltriethoxysilane with standard export packaging. Custom packaging, private labeling, and OEM/ODM options may also be available for large wholesale orders.
Which countries import Vingyltriethoxysilane the most?
Vingyltriethoxysilane is actively imported by buyers worldwide. Request a destination-specific CIF or CFR quote from Chengdu Thinkbond Chemical Co, . Ltd. through our platform.
What certifications does this Vingyltriethoxysilane supplier hold?
Chengdu Thinkbond Chemical Co, . Ltd. maintains international quality certifications. These ensure that the Vingyltriethoxysilane meets international quality, safety, and regulatory standards required for cross-border trade.
How do I place a bulk order for Vingyltriethoxysilane on EximNext?
Click "Request Quotation" on this product page, specify your required quantity, preferred shipping terms, and destination country. Chengdu Thinkbond Chemical Co, . Ltd. will respond with a detailed wholesale quote including FOB pricing, lead time, and payment options.
What payment methods are accepted?
Common payment methods include Letter of Credit (L/C), Telegraphic Transfer (T/T), Documents against Payment (D/P), and Escrow services. Confirm accepted terms directly with Chengdu Thinkbond Chemical Co, . Ltd..
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