| http://www.w3.org/ns/prov#value | - A moldable polyester resin composition receptive to marking with laser light, including a YAG laser and a carbon dioxide gas laser, said composition comprising(a) substantially linear saturated thermoplastic polyester resin comprising recurring units of butylene terephthalate, ethylene terephthalate, butylene naphthalene dicarboxyate, ethylene naphthalene dicarboxyate, ethylenenaphthalene dicarbox
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