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1.
公开(公告)号:US5792807A
公开(公告)日:1998-08-11
申请号:US716583
申请日:1996-09-18
CPC分类号: C09D17/004 , B41M5/267 , C08K3/0033 , C08K3/26
摘要: The present invention relates to a marking composition capable of developing a vivid white color upon the application of laser beams, which composition comprises a polyolefin resin having no fluidity at a temperature of 50.degree. C. and at least one inorganic material selected from talc, calcium carbonate and aluminum hydroxide, wherein the inorganic material is blended in a ratio of 1-300 w/w % based upon the polyolefin resin. The invention also provides the resin moldings obtained by molding the marking compositions.
摘要翻译: 本发明涉及能够在应用激光束时显现生动的白色的标记组合物,该组合物包含在50℃的温度下不具有流动性的聚烯烃树脂和至少一种选自滑石,钙的无机材料 碳酸盐和氢氧化铝,其中无机材料以基于聚烯烃树脂的1-300w / w%的比例共混。 本发明还提供通过模塑标记组合物获得的树脂模制品。