| http://www.w3.org/ns/prov#value | - In a related aspect, referred to above, this invention involves dissolving the polyimide in an aqueous solution of a hydroxide of an alkali metal named above, the solution also containing an alcohol of the group consisting of diols and triols of 2 through 4 carbons, such as ethylene glycol, 4 1,2-propylene glycol, 1,3-propylene glycol, glycerol, butylene-1,2-diol, buty lene-2,3-diol and 2-methylpr
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