The research of acrylic acid and 1,4-butanediol series products synthesized by ethyne is the emphasis of this paper.

• 文中着重阐述了国内天然气制乙炔与电石法乙炔生产成本比较，重点还介绍了乙炔羰基合成丙烯酸、1,4-丁二醇系列产品的研究进展。