GLASS-RESIN COMPOSITE AND METHOD FOR PRODUCING SAME
A glass-resin composite including a glass sheet and a resin film, in which: the resin film is provided all over at least one of main surfaces of the glass sheet; the glass sheet is of a chemically strengthened glass having a compressive stress layer in each of surface layers of the main surfaces and edge surfaces; the glass sheet has a sheet thickness t 1 of 0.05-0.25 mm; and the sheet thickness t 1 , a thickness t 2 of the resin film, and yield stress P of the resin film satisfy a relation of {t 1 (mm)×4(N/mm 2 )<t 2 (mm)×P(N/mm 2 )}.
1 . A glass-resin composite comprising a glass sheet and a resin film, wherein:
the resin film is provided all over at least one of main surfaces of the glass sheet;
the glass sheet is of a chemically strengthened glass having a compressive stress layer in each of surface layers of the main surfaces and edge surfaces;
the glass sheet has a sheet thickness t 1 of 0.05-0.25 mm; and
the sheet thickness t 1 , a thickness t 2 of the resin film, and yield stress P of the resin film satisfy a relation of {t 1 (mm)×4 (N/mm 2 )<t 2 (mm)×P(N/mm 2 )}.
2 . The glass-resin composite according to claim 1 , wherein a shape of each main surface of the glass sheet is an approximately rectangular shape in which a lateral length is less than 10 times of a longitudinal length.
3 . The glass-resin composite according to claim 1 , wherein a shape of the resin film is an approximately rectangular shape in which a lateral length is 10 or more times as large as a longitudinal length.
4 . The glass-resin composite according to claim 1 , wherein the resin film is provided all over both of the main surfaces of the glass sheet.
5 . The glass-resin composite according to claim 1 , wherein the resin film protrudes from at least a part of a contour line of the glass sheet, and a largest length of the protruding part is 10 mm or more.
6 . The glass-resin composite according to claim 1 , wherein a layer containing a photosensitive material is provided on a main surface of the resin film on an opposite side to the glass sheet.
7 . The glass-resin composite according to claim 1 , wherein:
the resin film is provided all over at least one of the main surface of the glass sheet through a layer containing a pressure-sensitive adhesive material; and
the layer containing the pressure-sensitive adhesive material has a 90 degree peel adhesion of 0.01 N/25 mm or more.
8 . The glass-resin composite according to claim 1 , having a total thickness of 0.3 mm or less.
9 . The glass-resin composite according to claim 1 , wherein the glass sheet comprises, in terms of mass % on the basis of oxides, 65-75% of SiO 2 , 0.1-8.6% of Al 2 O 3 , 2-10% of MgO, 1-10% of CaO, 10-18% of Na 2 O, 0-8% of K 2 O, and 0-4% of ZrO 2 , provided that Na 2 O+K 2 O is 10-18%.
10 . A method for producing a glass-resin composite, comprising, in the following order, the steps of:
chemically strengthening a glass sheet having a sheet thickness t 1 of 0.05 mm to 0.25 mm; and
providing a resin film all over at least one of main surfaces of the glass sheet, the resin film having a thickness t 2 and yield stress P which satisfy a relation of t 1 (mm)×4 (N/mm 2 )<t 2 (mm)×P(N/mm 2 ).
11 . A method for producing a glass-resin composite, comprising, in the following order, the steps of:
chemically strengthening a glass sheet having a sheet thickness t 1 of 0.05 mm to 0.25 mm;
providing a resin film all over at least one of main surfaces of the glass sheet, the resin film having a thickness t 2 and yield stress P which satisfy a relation of t 1 (mm)×4 (N/mm 2 )<t 2 (mm)×P(N/mm 2 ); and
providing a layer containing a photosensitive material on a main surface of the resin film on an opposite side to the glass sheet.
12 . The method for producing a glass-resin composite according to claim 10 , wherein, in the step of providing the resin film, the resin film is provided on the glass sheet so that the resin film protrudes from at least a part of a contour line of the glass sheet, and a largest length of the protruding part is 10 mm or more.
13 . The method for producing a glass-resin composite according to claim 11 , wherein, in the step of providing the resin film, the resin film is provided on the glass sheet so that the resin film protrudes from at least a part of a contour line of the glass sheet, and a largest length of the protruding part is 10 mm or more.
14 . The method for producing a glass-resin composite according to claim 10 , wherein, in the step of providing the resin film, the resin film is provided all over at least one of the main surfaces of the glass sheet through a layer containing a pressure-sensitive adhesive material, and the layer containing the pressure-sensitive adhesive material has a 90 degree peel adhesion of 0.01 N/25 mm or more.
15 . The method for producing a glass-resin composite according to claim 11 , wherein, in the step of providing the resin film, the resin film is provided all over at least one of the main surfaces of the glass sheet through a layer containing a pressure-sensitive adhesive material, and the layer containing the pressure-sensitive adhesive material has a 90 degree peel adhesion of 0.01 N/25 mm or more.
16 . The method for producing a glass-resin composite according to claim 11 , further comprising, after providing the layer containing the photosensitive material, a step of exposing the layer containing the photosensitive material to light.