PRODUCT DESCRIPTION

Product performance:

Pseudo-boehmite, also known as aluminum hydroxide gel and alumina monohydrate. The molecular formula is Al2O3•H2O (1.2~2.2), with the performance of non-toxic, odorless, powder (dry), high purity of crystal phase , good peptization performance and strong adhesion. According to different production processes, different products can be used for different applications. Using high purity aluminum hydroxide and ion-exchange membrane alkali as the basic raw materials, after carbonation, it adopts different processes to produce a series of large-pored pseudo-boehmite products. This series of products have very stable quality and excellent physical and chemical properties.

Application:
This series of products have been widely used in petroleum distillate hydrogenation catalysts, cracking (gasoline hydrotreating) catalysts and chemical catalysts.


Product  / Typical Properties

CN-PN

CN-PN2

CN-PNN

CN-PNZ

CN-FSB

CN-QL

Pore Volume 

〔ml/g〕

≥1.0

≥1.0

≥1.0

≥0.5

≥0.54

0.6-0.8

BET Surface Area

〔m2/g〕

≥300

≥290

260-280

≥280

≥265

260-280

Dry basis

〔%〕

70-72

70-72

70-72

70-72

70-72

70-72

Peptization index

〔%〕

10-20

20-25


60-70

≥93

60-70

Impurity

Na2O

〔%〕

≤0.05

≤0.05

≤0.05

≤0.05

≤0.01

≤0.05

Fe2O3

〔%〕

≤0.01

≤0.01

≤0.01

≤0.01

≤0.008

≤0.01

SiO2

〔%〕

≤0.02

≤0.02

≤0.02

≤0.02

≤0.01

≤0.02



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