Description

Poly(1,4-Phenylene Sulfide) (PPS) is a high-performance engineering thermoplastic known for its exceptional thermal stability, chemical resistance, and inherent flame retardancy. This material is critical for demanding applications where reliability under extreme conditions is non-negotiable. It is primarily utilized in the automotive, electrical & electronics, and industrial sectors for components that must withstand high temperatures and corrosive environments.

Application

• Automotive Components: Under-the-hood parts, sensors, fuel system components, and ignition systems requiring high heat and chemical resistance.
• Electrical & Electronics: Connectors, sockets, bobbins, and housings for SMT processes due to its high thermal dimensional stability and UL94 V-0 rating.
• Industrial Equipment: Pump housings, valves, seals, and compressor parts for chemical processing where corrosion resistance is paramount.
• Aerospace: Interior components, ducting, and structural parts benefiting from its lightweight and flame-smoke-toxicity (FST) performance.
• Coatings & Linings: As a base resin for high-temperature anti-corrosion coatings for industrial and chemical storage tanks.
• Filtration Systems: High-temperature filter bags and membranes for industrial air and liquid filtration.

Basic Information

Product Name	Poly(1,4-Phenylene Sulfide)
CAS No.	9016-75-5
Molecular Formula	(C6H4S)n
Molecular Weight	Varies (Polymer)
Synonyms	Polyphenylene Sulfide; PPS; Poly(p-phenylene sulfide); Ryton® (Trade Name); Fortron® (Trade Name); Torelina® (Trade Name); 1,4-Benzenedithiol homopolymer; Poly(phenylene sulphide)
EINECS	Contact for details

Quality Control

Our Poly(1,4-Phenylene Sulfide) is manufactured under stringent process controls to ensure batch-to-batch consistency and performance. Quality is verified through a comprehensive suite of tests including intrinsic viscosity, melt flow rate, thermal analysis (DSC/TGA), and mechanical property assessment. Certificates of Analysis (COA) detailing lot-specific data are provided with every shipment, ensuring compliance with your technical requirements.

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). This material is hygroscopic (moisture-sensitive); keep the original container tightly sealed to prevent moisture absorption, which can affect processing and final properties.

Specification

Item	Specification
Appearance	White to off-white Granules/Powder
Melting Point (DSC)	280 - 290 °C
Density	1.35 - 1.40 g/cm³
Moisture Content	< 0.1 %
Ash Content	< 0.1 %
Melt Flow Rate (MFR)	Grade Dependent
Tensile Strength	Grade Dependent
UL94 Flammability	V-0

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