Description
Specifications Table
Product Name – Polystyrene, atactic
Quantity/Pack Size – 10g, 50g
Form – Solid (powder/granules)
Grade – Laboratory
Application – Polymer research, chromatography, material science
Product Overview
Atactic polystyrene is a high-purity, amorphous polymer widely used in laboratory settings for its consistent molecular structure and predictable properties. Unlike isotactic or syndiotactic polystyrene, the atactic form lacks a regular repeating structure, making it soluble in a broad range of organic solvents such as toluene, benzene, and chloroform. This solubility, combined with its thermal stability, makes it a preferred choice for applications requiring precise polymer dissolution or analysis. The material is chemically inert under standard conditions, ensuring minimal interference in experimental processes. Its glass transition temperature (Tg) of approximately 100°C allows for versatile use in thermal studies, while its low crystallinity provides uniformity in research applications. Whether used as a reference material in gel permeation chromatography (GPC) or as a model polymer in material science studies, atactic polystyrene delivers reliable performance. The lab-grade purity ensures minimal impurities, reducing the risk of experimental artifacts. Store in a cool, dry place away from direct sunlight to maintain its integrity over time.
FAQs
1. What is the difference between atactic, isotactic, and syndiotactic polystyrene?
Atactic polystyrene has a random arrangement of phenyl groups along the polymer chain, making it amorphous and soluble in organic solvents. Isotactic and syndiotactic forms have ordered structures, leading to higher crystallinity and different solubility profiles.
2. Can this polystyrene be used for 3D printing or industrial applications?
This product is lab-grade and optimized for research purposes. Industrial or 3D printing applications typically require specialized formulations with additives for mechanical strength and processability.
3. How should I store atactic polystyrene to prevent degradation?
Store in an airtight container in a cool, dry place away from direct sunlight and moisture. Avoid exposure to oxidizing agents or high temperatures to maintain its properties.
4. Is this polystyrene compatible with common laboratory solvents like acetone or ethanol?
Atactic polystyrene dissolves well in aromatic and chlorinated solvents (e.g., toluene, chloroform) but has limited solubility in alcohols like ethanol or ketones like acetone.
5. What alternatives exist if I need a polystyrene with higher thermal stability?
For higher thermal stability, consider cross-linked polystyrene or copolymers like styrene-divinylbenzene, which offer improved resistance to heat and solvents.
