As an important organic and fine chemical, 1,4 - butanediol (BDO) is widely used in pharmaceutical, chemical, textile and household chemical fields.Thanks to high technical barriers and limited sources of raw materials, the global BDO production is relatively concentrated. In 2012, the global BDO capacity was mainly distributed in Asia which contributed 60% or more to the global capacity, the United States and Europe. The combined BDO capacity of the world's five largest manufacturers, namely Germany BASF, Taiwan Dairen Chemical Corporation, LyondellBasell, ISP and Shanxi Sanwei, made up over 50% of the global total capacity in 2012.In recent years, many companies have implemente...
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