prov:value
| - In one embodiment, the solvents are liquid under normal conditions and have a boiling point below about 150??? C. Examples of suitable solvents include aromatic, hydrocarbon, ether, aprotic, or chlorinated hydrocarbon solvents such as toluene, xylene, hexane, butane, diethyl ether, dimethylformamide, dimethyl sulfoxide, carbon tetrachloride, methylene chloride, and the like.
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