发明名称 GRAPHICS TRANSFERS FOR USE IN ROTATIONAL MOLDING
摘要 This invention is an indicia transfer and method for its use to impart indicia to polylefin objects during rotational molding. The transfer is a laminating of at least three coats on a carrier sheet, which is preferably a flexible, transparent polymer sheet. The coats, as successive layers on the carrier sheet are: a backing coat of a first pressure sensitive adhesive, an indicia coat of a colorant in a graphic or alphanumerical array, and a top coat of a second pressure sensitive adhesive. The pressure sensitive adhesive used for the backing coat has a transition temperature greater than the surface temperature of the mold to which the transfer is to be applied while the pressure sensitive adhesive used for the top coat has a transition temperature less than the mold surface temperature to enable transfer of the coats to the interior surface of a rotational mold.
申请公布号 WO02094557(B1) 申请公布日期 2003.03.20
申请号 WO2002US16027 申请日期 2002.05.17
申请人 STEVEBSIBM, MICHAEL, J. 发明人 STEVEBSIBM, MICHAEL, J.;REEVES, ROBERT, A.
分类号 B44C1/17;B29C37/00;B29C41/04;B29C41/06;B29C41/20;B32B27/00;(IPC1-7):B32B7/12;B28B1/02;B32B15/04 主分类号 B44C1/17
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