Description

Poly(Vinyltoluene-Co-α-Methylstyrene) is a high-performance thermoplastic copolymer engineered for enhanced thermal stability and processability. This material is valued for its excellent resistance to heat and chemicals, making it a superior alternative to standard polystyrene in demanding applications. It is primarily sought by manufacturers in the electronics, automotive, and specialty coatings industries for components requiring durability under thermal stress.

Application

• As a high-temperature adhesive and sealant component in automotive and aerospace assemblies.
• In the formulation of specialty coatings and inks requiring enhanced weatherability and chemical resistance.
• As a modifier for engineering plastics to improve heat deflection temperature and dimensional stability.
• For manufacturing electronic encapsulants and potting compounds to protect sensitive components.
• In the production of toner resins for photocopiers and laser printers due to its fine particle and thermal properties.
• As a base polymer for composite materials used in industrial components.

Basic Information

Product Name	Poly(Vinyltoluene-Co-α-Methylstyrene)
CAS No.	9017-27-0
Molecular Formula	(C9H10·C9H10)n
Molecular Weight	Contact for details
Synonyms	Poly(vinyltoluene-co-α-methylstyrene); Vinyltoluene/α-Methylstyrene Copolymer; α-Methylstyrene/Vinyltoluene Copolymer; P(VT-co-AMS); AMS/VT Copolymer; Thermoplastic Copolymer Resin; Piccotex® (related trade series); Poly(1-methyl-4-vinylbenzene-co-(1-methylvinyl)benzene)
EINECS	Contact for details

Quality Control

Our Poly(Vinyltoluene-Co-α-Methylstyrene) is produced under a stringent quality management system. Each batch undergoes rigorous testing for key parameters including molecular weight distribution, glass transition temperature (Tg), and residual monomer content to ensure consistent performance and batch-to-batch reliability. Certificates of Analysis (COA) documenting full specifications are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat sources and open flames. The product is typically stable under these conditions for extended periods.

Specification

Item	Specification
Appearance	White to off-white beads or powder
Identification (IR)	Conforms to structure
Assay (Copolymer Content)	≥ 98.0 %
Glass Transition Temperature (Tg)	105 - 125 °C
Residual Monomer	≤ 0.5 %
Volatile Matter	≤ 1.0 %
Molecular Weight (Mw)	Customized per grade
Ash Content	≤ 0.1 %

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.