Sulfonic acid group-containing carbonaceous material
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United States of America Patent
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Nov 5, 2013
Grant Date -
Feb 25, 2010
app pub date -
Feb 20, 2008
filing date -
Feb 21, 2007
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Abstract
A sulfonic acid group-containing carbonaceous material that is useful as a solid acid catalyst for various reactions such as hydration of olefins and acidolysis reaction of hydroperoxide and also useful as a proton conductor material having excellent proton conductivity is provided. In addition, an economical and environmentally friendly method for producing methyl ethyl ketone is provided. A sulfonic acid group-containing carbonaceous material having high catalytic activities for various acid catalyst reactions and also having high proton conductivity can be obtained by carbonization and sulfonation of a phenolic resin.
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