Filter for removing iron ions in methanol

• Main Authors: LIU JIAN, LIU CHAORAN, HUANG GUIZHU
• Format: Patent
• Language: Chinese; English
• Published: 23.07.2014
• Subjects: ACYCLIC OR CARBOCYCLIC COMPOUNDS; CHEMISTRY; METALLURGY; ORGANIC CHEMISTRY; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; SEPARATION; TRANSPORTING

The utility model belongs to the technical field of formaldehyde production and particularly relates to a filter for removing iron ions in methanol. The filter comprises a pipe body, an upper cover and a lower cover, wherein the upper cover and the lower cover are connected with the upper end and the lower end of the pipe body in a sealing manner; the upper cover is provided with a methanol inlet; one side of the lower part of the pipe wall of the pipe body is provided with a methanol outlet; the pipe body is internally provided with a resin filter. The resin filter adopts a resin molecule sieve. The upper cover, the lower cover and the pipe body are connected by flanges. The filter has the advantages that the resin filter is adopted for filtering the methanol, so that impurities such as the iron ions in methanol can be effectively removed, the purity of methanol for production is guaranteed and the quality of a formaldehyde product is improved.