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Scientific Design Co., Inc. Patents |
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Assignee: Scientific Design Co., Inc.
Address: Little Ferry, NJ
No. of patents: 5
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 6939979 |
Oxidation process and catalyst |
September 6, 2005 |
| Ethylene is oxidized by contact at oxidizing conditions with an admixture of a solid particulate catalyst and a solid particulate alkali metal treated inert. |
| 6858560 |
Ethylene oxide catalyst |
February 22, 2005 |
| An ethylene oxide catalyst is provided which is essentially transition metal and rhenium free and which consists essentially of silver, alkali metal, sulfur and boron components on a support such as alumina, optionally with a fluorine or chlorine component. |
| 6846774 |
Ethylene oxide catalyst |
January 25, 2005 |
| The invention relates to an ethylene oxide catalyst comprised of silver deposited on an alumina carrier which has been treated to with an aqueous basic salt solution, the pH of the aqueous treating solution is maintained above 8 during the treatment. |
| 5958824 |
Ethylene oxide catalyst |
September 28, 1999 |
| A silver catalyst for ethylene oxidation to ethylene oxide is provided containing a promoter combination consisting of an alkali metal component, a sulfur component, and a lanthanide component, the catalyst being essentially free of rhenium and transition metal components; optionally |
| 5736483 |
Niobium or tantalum promoted silver catalyst |
April 7, 1998 |
| A rhenium free silver catalyst for ethylene oxidation to ethylene oxide is provided containing a promoter combination consisting of an alkali metal component a niobium or tantalum component, and a sulfur component. |
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