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(接上期)四、全球吡啶产业生产情况全球吡啶产业转移基本完成,目前仅有美国、中国、印度、日本及中国台湾存在产能(见表2),其中日本及中国台湾产能均较小,全球范围内已无新增产能。目前,世界上吡啶类化合物生产企业有10家左右,分布在美国、欧洲、中国、印度等少数国家及地区(见图5)。其中,凡特鲁斯特种化学品公司和吉友联有机合成化学有限公司是世界上最大的两家吡啶生产商。吉友联有机合成化学有限公司是很大的贸易供应商,而凡特鲁斯特种化学品公司除外销外,同时还生产吡啶下游各类衍生物;瑞士龙沙公司生产的产品主要用于自己烟酸/烟酰胺的
(Connection Period) IV. Global Production of Pyridine Industry The global pyridine industry is basically completed. At present, only the United States, China, India, Japan and Taiwan have production capacity (Table 2). Production capacity in Japan and Taiwan is relatively small. No new production capacity within the scope. At present, there are about 10 pyridine-producing enterprises in the world, distributed in a few countries and regions such as the United States, Europe, China, India (see Figure 5). Among them, Van Russell Specialty Chemicals and Jianyou Organic Synthesis Chemical Co., Ltd. is the world’s two largest producers of pyridine. Kyrgyz Union Organic Synthesis Chemical Co., Ltd. is a great trading supplier, and Van Tausu special chemicals company in addition to export, but also the production of various types of pyridine downstream derivatives; Swiss Longsha products mainly for their own Niacin / nicotinamide