Description

Poly(Sulfonyl-1,4-Phenylene) is a high-performance engineering polymer characterized by its sulfone linkages and aromatic phenylene backbone. This chemical structure confers exceptional thermal stability, chemical resistance, and mechanical strength, making it a critical material for demanding industrial applications. It is primarily utilized in advanced material synthesis, specialty polymer production, and high-temperature filtration systems, serving sectors such as aerospace, electronics, and chemical processing where reliability under extreme conditions is paramount.

Application

• High-Temperature Polymer Synthesis: Serves as a key monomer or intermediate for producing polysulfones and other high-performance thermoplastics.
• Advanced Composite Materials: Used in the formulation of composites requiring excellent thermal oxidative stability and flame retardancy.
• Specialty Membrane Fabrication: A critical component in the manufacture of ultrafiltration and gas separation membranes for harsh chemical environments.
• Electronic Encapsulation: Employed in protective coatings and encapsulants for electronic components due to its good dielectric properties and heat resistance.
• Chemical Process Equipment: Used in coatings and linings for vessels, pipes, and fittings that handle corrosive chemicals at elevated temperatures.
• Aerospace Components: Incorporated into polymer matrices for interior and structural parts in aircraft where low smoke emission and high heat deflection are required.

Basic Information

Item	Detail
Product Name	Poly(Sulfonyl-1,4-Phenylene)
CAS No.	31833-61-1
Molecular Formula	(C12H8O2S)n
Molecular Weight	Contact for details
Synonyms	Poly(1,4-phenylenesulfone); Poly(p-phenylene sulfone); PPSU (when referring to polyphenylsulfone polymers); Poly(oxy-1,4-phenylenesulfonyl-1,4-phenylene); 1,1'-Sulfonylbis[4-chlorobenzene] polymer; Poly(4,4'-sulfonyldiphenylene); Polysulfone resin intermediate; Poly(ether sulfone) related polymer
EINECS	Contact for details

Quality Control

Our Poly(Sulfonyl-1,4-Phenylene) is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure consistent purity, molecular weight distribution, and thermal properties. Certificates of Analysis (COA) detailing specific parameters are available upon request to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents. The material is typically stable under these conditions; refer to the Safety Data Sheet for specific handling instructions.

Specification

Item	Specification
Appearance	White to off-white powder or granules
Identification (IR)	Conforms to structure
Inherent Viscosity	Contact for details
Glass Transition Temperature (Tg)	> 220 °C
Residual Solvents	Meet ICH guidelines
Ash Content	< 0.1 %

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