| 摘要 |
PROBLEM TO BE SOLVED: To provide a lid material having properties for preventing a content from sticking and having mechanical strength.SOLUTION: The lid material is composed of a laminate made by sequentially laminating at least a base material layer, a sealant layer and a sticking preventing layer, and the sticking preventing layer comprises spherical particles having an average particle diameter in a range of 1-50 μm, hydrophobic oxide fine particles having an average primary particle diameter in a range of 10-500 nm, a metalalkoxide represented by M(OR)(where, M is a metal element, O is an oxygen, R is an organic group) or its hydrolysate, and a silane coupling agent. |
