由于世界经济发展速度的减缓 ,特别是欧美发达国家和地区异氰酸酯行业的利润下滑 ,给生产商的经营带来了巨大压力。而以中国为代表的亚洲 ,聚氨酯行业已进入高速发展阶段 ,对异氰酸酯的需求不断增加。预计到 2 0 0 5年 ,亚洲市场对MDI和TDI的年需求量将从目前的 6 0万t和 4 0万 Due to the slowdown of the world economic development, the profits of the isocyanate industry, especially in the developed countries and regions in Europe and the United States, have caused tremendous pressure on the manufacturers’ operations. In Asia, represented by China, the polyurethane industry has entered a phase of rapid development and the demand for isocyanates has been on the rise. It is expected that by the year 2005, the annual demand for MDI and TDI in the Asian market will grow from the current 600,000 t and 400,000