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WEINER HEIKO [US](30)
CELANESE INT CORP [US](17)
JOHNSTON VICTOR J [US](14)
CELANESE INT CORP [US](13)
WOLLRAB RADMILA [US](13)
ZHOU ZHENHUA [US](13)
ZHOU ZHENHUA [US](9)
JEVTIC RADMILA [US](9)
KUMAR DHEERAJ [US](6)
CHAPMAN JOSEFINA T [US](4)
专利信息
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[IPC] 包含 'B'
[专利权人] 包含 ' WEINER HEIKO [US]'
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公开号
公开日
申请号
申请日
1.
US2013245335A1
2013/9/19
US201213419601
2012/3/14
专利标题
:Acetic Acid Hydrogenation over a Group VIII Metal Calcined Catalyst Having a Secondary Promoter
专利权人
:
ZHOU ZHENHUA [US]
;
JOHNSTON VICTOR J [US]
;
WEINER HEIKO [US]
;
CELANESE INT CORP [US]
;
The present invention relates to a process for hydrogenating feedstock comprising acetic acid in the presence of hydrogen to product comprising ethanol in a reaction zone under hydrogenation conditions over a catalyst composition promoted with cobalt, rhodium, cesium or a combination thereof on a previously calcined composition comprising at least one Group VIII metal and tin on a support material.
2.
US2013245333A1
2013/9/19
US201213418755
2012/3/13
专利标题
:Ethanol Manufacturing Process Over Catalyst Having Improved Radial Crush Strength
专利权人
:
ZHOU ZHENHUA [US]
;
DUFF EMILY [US]
;
KUMAR DHEERAJ [US]
;
WEINER HEIKO [US]
;
CELANESE INT CORP [US]
;
Acetic acid is hydrogenation in the presence of a catalyst comprising one or more active metals on a silica support, wherein the catalyst has a radial crush strength of at least 4 N/mm. The one or more active metals may include cobalt, copper, gold, iron, nickel, palladium, platinum, iridium, osmium, rhenium, rhodium, ruthenium, tin, zinc, lanthanum, cerium, manganese, chromium, vanadium, molybdenum and mixtures thereof. Radial crush strength may be improved by steam treating the catalyst suppor...
3.
US2013211150A1
2013/8/15
US201213371064
2012/2/10
专利标题
:Chemisorption of Ethyl Acetate During Hydrogenation of Acetic Acid to Ethanol
专利权人
:
ZHOU ZHENHUA [US]
;
WEINER HEIKO [US]
;
KUMAR DHEERAJ [US]
;
TU XIAOYAN [US]
;
JOHNSTON VICTOR J [US]
;
JEVTIC RADMILA [US]
;
CELANESE INT CORP [US]
;
A hydrogenation catalyst and process using the catalyst for converting a mixture comprising acetic acid and ethyl acetate to ethanol at a first temperature, and the catalyst desorbs ethyl acetate, in the absence of hydrogen, at a second temperature that is greater than the first temperature. The catalyst has a suitable chemisorption of ethyl acetate at the first temperature in the absence of hydrogen. In one embodiment, the first temperature ranges from 125 DEG C. to 350 DEG C. and the second ...
4.
US2013190527A1
2013/7/25
US201213356189
2012/1/23
专利标题
:Bismuth Catalyst Composition and Process For Manufacturing Ethanol Mixture
专利权人
:
ZHOU ZHENHUA [US]
;
JOHNSTON VICTOR J [US]
;
WEINER HEIKO [US]
;
CELANESE INT CORP [US]
;
The present invention relates to a catalyst composition comprising at least one Group VIII metal and bismuth on a support, and to a process for manufacturing a product comprising ethanol and ethyl acetate from a feedstock comprising acetic acid over the catalyst composition under hydrogenation conditions, including a temperature of greater than about 290 DEG C.
5.
US2013178668A1
2013/7/11
US201213595396
2012/8/27
专利标题
:Multifunctional Hydrogenation Catalysts
专利权人
:
ZHOU ZHENHUA [US]
;
WEINER HEIKO [US]
;
WOLLRAB RADMILA [US]
;
CELANESE INT CORP [US]
;
The present invention relates to catalysts, to processes for making catalysts and to chemical processes employing such catalysts. The multifunctional catalysts are preferably used for converting acetic acid and ethyl acetate to ethanol. The catalyst is effective for providing an acetic acid conversion greater than 20% and an ethyl acetate conversion greater than 0%. The catalyst comprises a precious metal and one or more active metals on a modified support. The modified support includes a metal ...
6.
US2013178667A1
2013/7/11
US201213595391
2012/8/27
专利标题
:Processes for Making Catalysts
专利权人
:
ZHOU ZHENHUA [US]
;
WEINER HEIKO [US]
;
WOLLRAB RADMILA [US]
;
CELANESE INT CORP [US]
;
The present invention relates to catalysts, to processes for making catalysts and to chemical processes employing such catalysts. The catalysts are preferably used for converting acetic acid to ethanol. The catalyst comprises a precious metal and one or more active metals on a support, optionally a modified support.
7.
US2013178666A1
2013/7/11
US201213595381
2012/8/27
专利标题
:Processes for Making Catalysts With Metal Halide Precursors
专利权人
:
ZHOU ZHENHUA [US]
;
WEINER HEIKO [US]
;
CELANESE INT CORP [US]
;
The present invention relates to catalysts, to processes for making catalysts with halide containing precursors and to chemical processes employing such catalysts. The catalysts are preferably used for converting acetic acid to ethanol. The catalyst comprises a precious metal and one or more active metals on a support, optionally a modified support.
8.
US2013178665A1
2013/7/11
US201213595370
2012/8/27
专利标题
:Processes For Making Catalysts With Acidic Precursors
专利权人
:
ZHOU ZHENHUA [US]
;
WEINER HEIKO [US]
;
CELANESE INT CORP [US]
;
The present invention relates to catalysts, to processes for making catalysts with acidic precursors and to chemical processes employing such catalysts. The catalysts are preferably used for converting acetic acid to ethanol. The catalyst comprises a precious metal and one or more active metals on a support, optionally a modified support.
9.
US2013178664A1
2013/7/11
US201213595365
2012/8/27
专利标题
:Hydrogenation Catalysts
专利权人
:
ZHOU ZHENHUA [US]
;
JOHNSTON VICTOR [US]
;
KUMAR DHEERAJ [US]
;
TU XIAOYAN [US]
;
WEINER HEIKO [US]
;
WOLLRAB RADMILA [US]
;
CELANESE INT CORP [US]
;
The present invention relates to catalysts, to processes for making catalysts and to chemical processes employing such catalysts. The catalysts are preferably used for converting acetic acid to ethanol. The catalyst comprises a precious metal and one or more active metals on a modified support. The modified support may comprise cobalt tungstate.
10.
US2013178663A1
2013/7/11
US201213595358
2012/8/27
专利标题
:COBALT-CONTAINING HYDROGENATION CATALYSTS AND PROCESSES FOR MAKING SAME
专利权人
:
ZHOU ZHENHUA [US]
;
KUMAR DHEERAJ [US]
;
TU XIAOYAN [US]
;
WEINER HEIKO [US]
;
WOLLRAB RADMILA [US]
;
CELANESE INT CORP [US]
;
The present invention relates to catalysts, to processes for making catalysts and to chemical processes employing such catalysts. The catalysts are preferably used for converting acetic acid to ethanol. The catalyst comprises cobalt, precious metal and one or more active metals on a modified support.
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