Multilayer structure, packaging material and product including same, and protective sheet for electronic device

2:

• The multilayer structure according to claim 1, wherein the aluminum-containing compound (A) is a compound (Ab) comprising a reaction product (D) of an aluminum-containing metal oxide (Aa) and an inorganic phosphorus compound (BI).

3:

• The multilayer structure according to claim 1, wherein a weight ratio between the organic phosphorus compound (BO) and the polymer (F) is 30:70 to 99:1.

4:

• The multilayer structure according claim 2, wherein a ratio WBO/WBI between a weight WBI of an inorganic phosphorus compound (BI) and a weight WBO of the organic phosphorus compound (BO) satisfies a relationship of 0.01/99.99≦WBO/WBI<6.00/94.00.

5:

• The multilayer structure according to claim 1, wherein the organic phosphorus compound (BO) is a polymer having at least one functional group selected from the group consisting of a phosphoric acid group, a phosphorous acid group, a phosphonic acid group, a phosphonous acid group, a phosphinic acid group, and a phosphinous acid group.

6:

• The multilayer structure according to claim 1, wherein the polymer (F) is polyethylene glycol or polyethylene oxide.

7:

• The multilayer structure according to claim 1, wherein the base (X) comprises at least one layer selected from the group consisting of a thermoplastic resin film layer and a paper layer.

8:

• A packaging material comprising the multilayer structure according to claim 1.

9:

• The packaging material according to claim 8, further comprising a layer formed by extrusion coating lamination.

10:

• The packaging material according to claim 8, wherein the packaging material is a vertical form-fill-seal bag, a vacuum packaging bag, a pouch, a laminated tube container, an infusion bag, a paper container, a strip tape, a container lid, or an in-mold labeled container.

11:

• A product comprising the packaging material according to claim 8 in at least a part of the product.

12:

• The product according to claim 11, wherein the product is adapted to function as a vacuum insulator, the product having an interior with a reduced pressure, the product comprising a substance contained in the interior, the substance being a core material.

13:

• A protective sheet, comprising the multilayer structure according to claim 1.

14:

• The protective sheet according to claim 13, wherein the protective sheet is suitable for protecting a surface of a photoelectric conversion device, information display device, or lighting device.

15:

• An electronic device comprising the protective sheet according to claim 13.