In 1983, PHILLLPS in the United States first achieved industrial production.
After 1987, Japan's Toray, Toyobo, Teijin, etc. have successively launched their own PPS products
In 2005, the actual supply of PPS resin was 65,000 tons, of which it was used for fiber and about 5,200 tons of film
Note: The registered trademark of Japan's TOYOBO Company is "PROCON", and the registered trademark of Japan's TORAY Company is "PROCON". "TORCON", the registered trademark of the American Philips Company (now acquired by Toray) is "Leiden"