MOLECULAR SIEVE ACTIVATED CARBON, ADSORBENT, AND ADSORBENT SYSTEM

• Main Authors: ABE MASUHIRO, YAMANE YASUYUKI
• Format: Patent
• Language: English; Japanese
• Published: 10.10.2019
• Subjects: CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY; CHEMISTRY; COMPOUNDS THEREOF; INORGANIC CHEMISTRY; METALLURGY; NON-METALLIC ELEMENTS; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; SEPARATION; THEIR RELEVANT APPARATUS; TRANSPORTING

To provide: a molecular sieve activated carbon that has an excellent selectivity for mixed gas adsorption of paraffin and olefin, and can efficiently separate mixed gas of paraffin and olefin; a method for producing the same; and an adsorbent system.SOLUTION: The molecular sieve activated carbon of the present invention is a molecular sieve activated carbon for separating a mixed gas containing at least two kinds of hydrocarbons and in which, when the total volume of pores having an inlet diameter of 0.37 nm or more determined by the molecular probe method is A1, and the total volume of pores having an inlet diameter of 0.49 nm or more is B2, B2/A1≤0.1 is satisfied.SELECTED DRAWING: None 【課題】パラフィンとオレフィンの混合ガス吸着の選択性に優れ、パラフィンとオレフィンの混合ガスを効率よく分離することが可能である分子篩活性炭及びその製造方法並びに吸着システムを提供する。【解決手段】本発明の分子篩活性炭は少なくとも２種類の炭化水素を含む混合ガスを分離処理するための分子篩活性炭であって、分子プローブ法により求められた０．３７ｎｍ以上の入口径を有する細孔の総容積をＡ１、０．４９ｎｍ以上の入口径を有する細孔の総容積をＢ２としたときに、Ｂ２／Ａ１≦０．１を満たす。【選択図】なし