PREFORMA COMPUESTA Y METODO PARA PRODUCIR LA MISMA, CONTENEDOR COMPUESTO Y METODO PARA PRODUCIR EL MISMO, Y PRODUCTO DE CONTENEDOR COMPUESTO CARGADO CON CERVEZA.
» Número: MX2019009917A (A)
» Fecha Publicación: 05/11/2019
» Solicitante: DAINIPPON PRINTING CO LTD???[JP]
» Inventor: TAKUMA MIYAWAKI???[JP]; YUSUKE SUGA
[Problem] To provide a composite preform in which deterioration in the appearance of the surface of a plastic member resulting from near infrared heating performed before blow molding can be effectively prevented and the preform on the inner side can effectively heated. [Solution] This composite preform comprises: a preform having a mouth portion, a body portion connected to the mouth portion, and a bottom portion connected to the body portion; and a heat-shrinkable plastic member which is provided so as to surround the outer side of the preform and has at least a colored layer which contains a resin material and a colorant, wherein the heat-shrinkable plastic member has a near infrared transmittance of at least 50%.