74.超強酸を用いた褐炭の可溶化及び酸素官能基の挙動

抄録

Lignite solubilization with superacid, HF/BF_3-toluene or isopentane was studied through ionic reaction at the mild condition (150℃) without gaseous hydrogen. Solubility of the treated coals were examined in terms of kinds of superacid, reaction temperature and solvents.