Sulfar

Description

A manufactured fiber in which the fiber-forming substance is a long chain synthetic polysulfide and in which at least 85% of the sulfide (-S-) linkages are attached to two aromatic rings (Federal Trade Commission definition). Sulfar, or polyphenylene sulfide, fibers are melt spun then cut to form staple fibers. They are resistant to heat, chemicals and weathering. Sulfar fibers are used in filters, papermakers felt, electrical insulation and high performance composite fabrics.

Synonyms and Related Terms

Ryton® [Amoco Fabrics & Fibers]

Risks

Flame retardant

Physical and Chemical Properties

• Resistant to strong chemicals and high temperatures
• Non-conducting
• Flame resistant

Resources and Citations

• Gooch J.W. (2011) Sulfar Fiber. In: Gooch J.W. (eds) Encyclopedic Dictionary of Polymers. Springer, New York, NY. [1]