Title of Invention | A PROCESS FOR PRODUCING ACETIC ACID BY REACTING METHANOL WITH CARBON MONOXIDE |
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Abstract | TITLE: A PROCESS FOR PRODUCING ACETIC ACID BY REACTING METHANOL WITH CARBON MONOXIDE. IN A PROCESS FOR PRODUCING ACETIC ACID BY REACTING METHANOL WITH CARBON JMONOXIDE INA LIQUID REACTION MEDIUM COMPPRISING A CATALYTICALLY EFFECTIVE AMOUNT OF RHODIUM CATALYST; FROM ABOUT 0.1WT% TOLESS THAN 14 WT% OF WATER; ACETIC ACIDL A SALT SOLUBLE IN THE REACTION MEDIIUM AT THE REACTION REMPERATURE IN AN AMOUNT OPERATIVE TO MAINTAIN A CONCENTRATION OF I ONIC IODIDE IN THE RANGE OF FROM ABOUT 2 TO ABOUT 20 WT% EFFECTIVE AS A CATALYST STABILIZER AND CO-PROMOTER, METHYL IODIDIE; FROM ABOUT 0.5WT% TO ABOUT 30 WT% OF METHYL ACETATE, METHYL IIODIDE, AND SUBSEQUENTLY RECOVERING ACETIC ACID FROM THE RESULTING REACTION PRODUCT, THE IMPROVEMENT WHICH COMPRISES: REDUCING CONTAMINATION OF THE PRODUCT ACETIC ACID OF CARBONYL IMPURITIES BY MAINTAINING IN THE REACTION MEDIUM DURING THE COURSE OF THE REACTION LESS THAN ABOUT 4.5WT% OF METHYL IODIDE. |
Full Text |
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IN-PCT-2002-263-KOL-FORM-27.pdf
in-pct-2002-263-kol-granted-abstract.pdf
in-pct-2002-263-kol-granted-claims.pdf
in-pct-2002-263-kol-granted-correspondence.pdf
in-pct-2002-263-kol-granted-description (complete).pdf
in-pct-2002-263-kol-granted-examination report.pdf
in-pct-2002-263-kol-granted-form 1.pdf
in-pct-2002-263-kol-granted-form 18.pdf
in-pct-2002-263-kol-granted-form 2.pdf
in-pct-2002-263-kol-granted-form 5.pdf
in-pct-2002-263-kol-granted-letter patent.pdf
in-pct-2002-263-kol-granted-pa.pdf
in-pct-2002-263-kol-granted-reply to examination report.pdf
in-pct-2002-263-kol-granted-specification.pdf
in-pct-2002-263-kol-granted-translated copy of priority document.pdf
Patent Number | 220850 | ||||||||||||||||||||||||
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Indian Patent Application Number | IN/PCT/2002/263/KOL | ||||||||||||||||||||||||
PG Journal Number | 23/2008 | ||||||||||||||||||||||||
Publication Date | 06-Jun-2008 | ||||||||||||||||||||||||
Grant Date | 06-Jun-2008 | ||||||||||||||||||||||||
Date of Filing | 21-Feb-2002 | ||||||||||||||||||||||||
Name of Patentee | CELANESE INTERNATIONAL CORPROATION | ||||||||||||||||||||||||
Applicant Address | 1601 WEST LBJ FREEWAY, DALLAS, TX | ||||||||||||||||||||||||
Inventors:
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PCT International Classification Number | C07C 51/12 | ||||||||||||||||||||||||
PCT International Application Number | PCT/US00/21561 | ||||||||||||||||||||||||
PCT International Filing date | 2000-08-07 | ||||||||||||||||||||||||
PCT Conventions:
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