| http://www.w3.org/ns/prov#value | - polyester-series resin, the number average molecular weight may for example be about 5.times.10.sup.4 to 100.times.10.sup.4, preferably about 1.times.10.sup.4 to 70.times.10.sup.4, and more preferably about 1.2.times.10.sup.4 to 30.times.10.sup.4.
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