<p>A laser-markable polyvinylchloride composition is provided which is adapted to undergo reduced or no color change in response to irradiation with a laser beam. The composition contains polyvinylchloride and a discoloration control additive present in an effective amount to reduce or eliminate discoloration caused by laser marking of the polyvinylchloride composition.</p>
申请公布号
WO2010022134(A1)
申请公布日期
2010.02.25
申请号
WO2009US54283
申请日期
2009.08.19
申请人
ECHELON LASER SYSTEMS, LP;DEL MUNDO, BONIFACIO;PFAU, JAMES;COGHLAN, HENRY