| 摘要 |
<p>The present invention refers to an article made from overmoulded composite material (1) comprising a glass body (2), consisting of a container or a closing element of a container, and an overmoulded jacket (3) made from thermoplastic resin, characterised in that said glass (2) is a glass of the sodium-calcium or borosilicate type comprising (percentages in weight referring to the weight of the glass): CaO from 1 to 12% by weight, preferably between 8% and 10% in the case of sodium-calcium glass; preferably between 1% and 3% in the case of borosilicate glass; Al 2 O 3 from 1 to 7% by weight, preferably between 1% and 2% in the case of sodium-calcium glass; preferably between 5% and 7% in the case of borosilicate glass; one or more oxides selected from the group consisting of ZnO, TiO 2 and ZrO 2 , in a variable amount from 0.3 to 3% by weight of each oxide. The present invention also concerns a method for preparing the aforementioned article made from overmoulded composite material.</p> |
