Process for preparing basestocks having high vi using oxygenated dewaxing catalyst
A process for preparing high VI lubricating oil basestocks comprising hydrotreating, hydrodewaxing and optionally hydrofinishing. The hydrotreated feedstock is hydrodewaxed using a dewaxing catalyst that has been selectively activated by oxygenate treatment. The hydrodewaxed product may then be hydr...
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Main Author | |
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Format | Patent |
Language | English |
Published |
30.11.2005
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Edition | 7 |
Subjects | |
Online Access | Get full text |
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Summary: | A process for preparing high VI lubricating oil basestocks comprising hydrotreating, hydrodewaxing and optionally hydrofinishing. The hydrotreated feedstock is hydrodewaxed using a dewaxing catalyst that has been selectively activated by oxygenate treatment. The hydrodewaxed product may then be hydrofinished. |
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Bibliography: | Application Number: CN200380101081 |