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近年来,中国和印度、巴西、俄罗斯的经济崛起,使得过去由先进国家独占的能源和矿物资源发生了世界性的供应紧张和价格上涨,工业气体市场也相应发生了改变。稀有气体中Ar、Ne、Kr、Xe的生产都和空分装置紧密相连,而He气虽然取自天然气,但>90%的产量来自于美国,当前日本稀有气体市场(特别是Xe和Ar)呈现出货源紧缺,供不应求的趋势。
In recent years, the economic rise in China, India, Brazil, and Russia has caused worldwide supply shortages and price increases in energy and mineral resources that have been monopolized by advanced countries. The industrial gas market has also changed accordingly. The production of Ar, Ne, Kr, and Xe in rare gases is closely linked to the air separation unit. Although He gas is derived from natural gas, >90% of the production comes from the United States. Currently, Japan’s rare gas market (especially Xe and Ar) The trend of shortage of supply and demand exceeds supply.