[EN] METHODS FOR THE PRODUCTION OF a,ß-UNSATURATED CARBOXYLIC ACIDS AND SALTS THEREOF<br/>[FR] PROCÉDÉS POUR LA PRÉPARATION D'ACIDES CARBOXYLIQUES Α,SS-INSATURÉS ET DES SELS CORRESPONDANTS
申请人:CHEVRON PHILLIPS CHEMICAL CO
公开号:WO2016057449A1
公开(公告)日:2016-04-14
Processes for producing an α,β-unsaturated carboxylic acid, such as acrylic acid, or a salt thereof, using solid promoters are disclosed. The starting material either is a metallalactone or comprises an olefin and carbon dioxide. The solid promoters can be certain solid oxides, mixed oxides, and clays, illustrative examples of which can include alumina, zirconia, magnesia, magnesium aluminate, sepiolite, and similar materials.
公开了使用固体促进剂生产α,β-不饱和羧酸(如丙烯酸)或其盐的工艺。起始材料可以是金属内酯或包括烯烃和二氧化碳。固体促进剂可以是某些固体氧化物、混合氧化物和粘土,例如氧化铝、氧化锆、氧化镁、镁铝酸盐、海泡石等类似材料。