EB-203 3-Chloropropyltrimethoxysilane CAS 2530-87-2

Products Description

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Product Description

EB-203 (3-Chloropropyltrimethoxysilane CAS 2530-87-2) is a chloropropylsilane supplied worldwide by Guangzhou Epoxysca Material Technology Co., Ltd. The 3-chloropropyl group is a versatile intermediate for quaternization, thiolation and other functionalization routes. It is available in export-grade packaging: a batch COA is provided with every shipment, and English TDS/MSDS can be requested from our sales team. Sea or air shipment is arranged according to the goods class and destination requirements. Typical applications include glass fiber sizing and epoxy systems.

EB-203 Chloropropylsilane skeletal structure diagram (PubChem) — EB-203 化学结构式:Cl(CH₂)₃—Si(OCH₃)₃

EB-203 Technical Data
Chemical Name	3-Chloropropyltrimethoxysilane
CAS No.	2530-87-2
Molecular Formula / MW	C₆H₁₅ClO₃Si / 198.72
Equivalent grades	A-143(USMomentive Momentive

Applications

Glass fiber sizing:Bonds the coupling film to the glass surface, improving wet-out and laminate strength Contact us for the English TDS and sample support.
Epoxy systems:Improves adhesion and toughness of epoxy formulations Export packing and documents are available for this application.
Crosslinking & vulcanization:Acts as a crosslink point in moisture-cure and peroxide systems Contact us for the English TDS and sample support.
Quaternary ammonium intermediates:The chloropropyl group enables quaternization routes Export packing and documents are available for this application.

Usage & Recommended Dosage

Common process routes and dosage references for EB-203 are summarized below. Detailed English process instructions are available on request.

Filler pretreatment: dosage reference 0.3%-1.0%. Process details are provided in the English TDS — contact our technical team.

Integral blend: dosage reference 0.5%-2.0%. Process details are provided in the English TDS — contact our technical team.

Grafting / copolymerization: process details are provided in the English TDS — contact our technical team.

Packaging & Storage

Store sealed in a cool, dry and ventilated place, away from light and moisture. Standard packing: 20 kg carton, 25 kg plastic drum, 200 kg steel drum or IBC. Other packings available on request. Shelf life: 12 months in unopened original packaging.

Frequently Asked Questions

Can you supply EB-203 for export?

Yes. EB-203 (chloropropylsilane) is supplied worldwide from Guangzhou Epoxysca. Sea freight (FCL/LCL) and air freight are both available; packing and documents follow the hazardous-goods class and destination port requirements.

How can I get the English TDS, MSDS and COA of EB-203?

A batch COA is provided with every shipment. English TDS and MSDS can be requested from our sales team when inquiring; the technical data on this page follows the same specification as the COA.

What is the MOQ and lead time for EB-203?

Both sample-size and full-packing orders are acceptable. Regular lead time is confirmed per order; sea and air schedules can be arranged according to your destination port or airport.

What are the main applications of EB-203?

Glass fiber sizing and Epoxy systems are the primary applications. For formulation advice and dosage recommendations, please refer to the usage section or contact our technical team.