摘要:
A fiber-reinforced composite material with inorganic binder such as Portland cement. Fiber reinforcement is continuous fibrous structure, typically a fiat woven web of flat fibrillated tow bands of polypropylene prepared by stretching a polypropylene film in a ratio of at least 1:15 and fibrillating by means of a rotating needle or cutter roller to obtain fibrous elements of from about 2 to about 35 dtex.