Aramid fibers are celebrated for their extraordinary mechanical properties, including exceptional tensile strength, high thermal stability, and inherent flame resistance. At the heart of synthesizing these high-performance materials lies Isophthaloyl Chloride (CAS 99-63-8), a crucial bifunctional intermediate. As a leading manufacturer and supplier based in China, we specialize in providing high-purity Isophthaloyl Chloride vital for the aramid fiber industry.

The synthesis of aramid fibers typically involves the polycondensation reaction between an aromatic diamine and an aromatic diacyl chloride. Isophthaloyl Chloride, with its two reactive acyl chloride groups attached to an aromatic ring at meta positions, is a prime candidate for this reaction. When reacted with aromatic diamines like m-phenylenediamine, it forms meta-aramids, a class of polymers known for their excellent thermal and chemical resistance, as well as their superior mechanical strength.

For manufacturers of aramid fibers, the quality and purity of Isophthaloyl Chloride are directly linked to the performance of the final fiber. Our product, with an assay of ≥99.9%, ensures that the resulting polymers exhibit the intended strength, heat resistance, and durability. This high level of purity minimizes side reactions and contributes to the consistent, high-quality output that the market demands. When you buy Isophthaloyl Chloride from us, you are investing in the integrity of your end product.

The global demand for aramid fibers continues to grow across various sectors, including protective apparel, automotive components, aerospace, and industrial applications. To meet this demand, reliable and large-scale sourcing of raw materials is essential. Our robust production capacity of 200 mt of Isophthaloyl Chloride per month positions us as a dependable supplier capable of supporting large-volume manufacturing operations. We are committed to ensuring consistent availability for our partners.

We invite companies involved in aramid fiber production to request a quote for our Isophthaloyl Chloride. As an experienced Chinese manufacturer, we offer competitive pricing and a commitment to product excellence. Partner with us to secure a stable supply of this critical intermediate, empowering you to produce aramid fibers that meet the highest performance standards. Let us be your trusted source for Isophthaloyl Chloride.