聚氨基甲酸酯橡胶是一种新型人工合成橡胶(简称聚氨酯橡胶)。这种材料最初为美、日、西德等国所垄断。1976年,我国浙江黄岩县化工厂把它研制成功,并用于浇注电瓶拖车的实心轮胎(图1)。三年来,经福州、杭州、宁波、上海等地铁路货运站使用证明:它的使用 Polyurethane rubber is a new synthetic rubber (referred to as polyurethane rubber). This material was initially monopolized by the United States, Japan, and West Germany. In 1976, the chemical plant in Huangyan County, Zhejiang Province, China successfully developed it and used it to cast solid tires for battery trailers (Figure 1). In the past three years, it has been proved by the use of railway freight stations in Fuzhou, Hangzhou, Ningbo, Shanghai and other places: its use