美国纤维生产厂家—美国纤维与纱线公司（佐治亚州的 Cumming）声称，它已出售了涉及聚苯硫醚（PPS）纤维业务的某些资产给东丽公司。PPS 纤维在美国统称“Sulfar fiber”，最先应用于烧煤的火力发电站作为烟道气的过滤介质。在售后的过渡时期，美国将继续为东丽生产 PPS 纤维 The US fiber manufacturer, American Fiber and Yarn Company (Cumming, Georgia) stated that it has sold certain assets related to polyphenylene sulfide (PPS) fiber business to Toray. PPS fiber is collectively referred to as “Sulfar fiber” in the United States. It was first applied to coal-fired thermal power stations as a filter medium for flue gas. In the post-sale transitional period, the United States will continue to produce PPS fiber for Toray.