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杏核壳制炭分子筛研究

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Indexed by: Journal Article

Date of Publication: 1999-01-01

Journal: 大连理工大学学报

Included Journals: CSCD、PKU

Volume: 39

Issue: 1

Page Number: 69

ISSN: 1000-8608

Key Words: 炭分子筛; 杏核壳; 空气分离; 氮气

Abstract: 用两步炭化法由杏核壳制备变压吸附空分制氮用炭分子筛.考察了一次炭化温度和二次炭化温度对产品空分性能的影响,并利用吸附分子探针法对产品微孔结构进行了表征.结果表明,作为粘结剂的煤焦油在二次炭化过程中裂解积炭,改善了二次炭化产品的微孔结构和空分性能.

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