Aicaigou LogoAicaigou LogoB2B WikiIndustrial Encyclopedia

Soluble Styrene

Updated: 2026-07-15

Overview

Soluble styrene, a cornerstone monomer in petrochemical industries, is primarily manufactured through ethylbenzene dehydrogenation. Its ability to polymerize makes it indispensable for producing polystyrene plastics and elastomers like SBR (styrene-butadiene rubber). The global demand exceeds 30 million tons annually, driven by packaging, construction, and automotive sectors. As a volatile organic compound (VOC), soluble styrene requires strict handling protocols. Commercial grades often contain 10-50 ppm of 4-tert-butylcatechol (TBC) to prevent premature polymerization during storage and transit.

Physical and Chemical Properties

三水合醋酸钠 CAS号 6131-90-4 含量98% 1-25kg 朗博万 现货湖北朗博万生物医药有限公司

This aromatic hydrocarbon exhibits low water solubility (0.03% at 20°C) but readily dissolves in organic solvents. Its refractive index (1.5469 at 20°C) and viscosity (0.762 cP at 20°C) are critical for process design. The vinyl group enables radical, anionic, and cationic polymerization mechanisms. Notably, styrene autoxidizes to form peroxides when exposed to air, requiring oxygen-free storage. Its flash point (31°C) and explosive limits (1.1-6.1% in air) necessitate explosion-proof equipment in industrial settings.

商家经验真实案例 · 安全可信
TPU航空线材CE认证
本文解析TPU航空线材的CE认证要点,包括材料特性、应用场景和认证流程,帮助用户全面了解这一专业领域的关键信息。

Main Applications

Over 60% of soluble styrene is polymerized into general-purpose polystyrene (GPPS) and high-impact polystyrene (HIPS) for food containers and electronic housings. In coatings, it enhances alkyd resins' drying properties. ABS plastics (acrylonitrile-butadiene-styrene) leverage its rigidity for automotive parts. The chemical also serves as a comonomer in unsaturated polyester resins (UPR) for fiberglass-reinforced products. Emerging applications include nanotechnology, where styrene derivatives template porous materials for catalysis and drug delivery systems.

Safety and Storage

三氟甲氧基苯 CAS456-55-3 医药中间体 透明液体 国化化学山东国化化学有限公司

OSHA's permissible exposure limit (PEL) for styrene is 100 ppm (8-hour TWA). Storage tanks should use nitrogen blanketing and copper-based inhibitors to prevent peroxide formation. Grounding and bonding are mandatory during transfer due to static electricity risks. First aid measures include fresh air exposure for inhalation and soap-water washing for skin contact. Waste disposal must comply with EPA regulations, typically through licensed incineration. Firefighting requires alcohol-resistant foam—water sprays may spread flames.

商家经验真实案例 · 安全可信
丁基烃基茴香醚≠特丁基对苯二酚
本文澄清丁基烃基茴香醚与特丁基对苯二酚的关系,指出两者化学结构不同,应用领域各异,避免混淆,助读者正确识别化学物质。

B2B Procurement Guide

Industrial buyers should specify purity (≥99.5% for polymerization), inhibitor type, and maximum aldehyde content (<0.01%). Bulk shipments (ISO tank containers or barges) offer 10-15% cost savings versus drum quantities. Asian markets dominate supply, with major producers in China, South Korea, and Saudi Arabia. Quality certifications like ISO 9001 and Responsible Care® indicate reliable suppliers. Pre-shipment COA (Certificate of Analysis) should confirm key parameters: color (APHA ≤10), polymer content (<10 ppm), and peroxides (<5 ppm). Just-in-time procurement minimizes storage risks.

Related Manufacturers