The first sulfone resin was UDEL polysulfone, which was introduced by United carbon company in 1965
2020-12-30
CASC, one of the Fortune Global 500 firms, is a large state-owned enterprise group with its own independent intellectual properties and famous brands, outstanding innovative capabilities, and strong core competitiveness. Originating from the Fifth Academy of the Ministry of National Defense established in 1956 and experiencing the historic evolution of the Seventh Ministry of Machinery Industry, the Ministry of Astronautics, the Ministry of Aerospace Industry, and China Aerospace Corporation, CASC was formally founded on July 1, 1999.
