Chromium catalyst, its preparation and use
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United States of America Patent
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Jul 19, 2022
Grant Date -
Oct 10, 2019
app pub date -
May 22, 2017
filing date -
May 23, 2016
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Abstract
Disclosed herein is a chromium oxide catalyst composition having reduced levels of chromium (VI), methods of making a chromium oxide catalyst composition and system, and illustrative uses of the chromium oxide catalyst composition and system. The catalyst disclosed may be a gel and may comprise chromium (III) oxide and chromium (VI) oxide at an amount of about 10,000 ppm or less based on total chromium oxide contents in the chromium oxide catalyst composition.
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