Method for supporting metalloporphyrins on polybenzimidazole porous articles

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United States of America Patent

PATENT NO 4800188
SERIAL NO

07028353

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Abstract

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A method for supporting metalloporphyrins on polybenzimidazole articles is disclosed herein. Microporous polybenzimidazole articles are treated with a strong base to produce an anionized polybenzimidazole article. A metalloporphyrin salt is dissolved in a solvent and is mixed with the anionized polybenzimidazole article to produce a microporous polybenzimidazole metalloporphyrin complex. This compound can be used in the selective oxidation of alkanes, olefins and aromatic compounds and is quite useful in the separation of oxygen from a gas stream. An alternative method of forming this complex by mixing directly the polybenzimidazole particulate with a weak metalloporphyrin salt without the use of a strong base results in lower percentages of substitution then does the principal method.

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Patent Owner(s)

  • HOECHST CELANESE CORPORATION

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Shepherd, James P Springfield, NJ 20 185

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