| http://www.w3.org/ns/prov#value | - The high molecular weight, high density polyethylenes of this invention are insoluble in solvents at ordinary temperatures but they are soluble in such solvents as Xylene, toluene or tetralin at temperatures above 100 C. These solubility characteristics make it possible to carry out the polymerization process under conditions wherein the polymer formed is soluble in the reaction mediumduring the p
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