Laminated glass for window and glass window member
First Claim
1. A laminated glass for windows comprising 3 to 10 glass sheets laminated via a resin layer,wherein two of the glass sheets constitute front and back surfaces of the laminated glass, respectively, and at least one of the glass sheets constituting the front and back surfaces of the laminated glass is made of an alkali-free borosilicate glass which comprises, expressed in terms of oxides by mass %, 60% or more of SiO2+B2O3 and 1% or less of Na2O+K2O+Li2O,wherein a thickness of each of the glass sheets is 1 mm or less, and a total thickness of a total number of the glass sheets is 2 to 10 mm, andwherein the laminated glass has a Young'"'"'s modulus of 20 GPa or less.
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Accused Products
Abstract
A laminated glass for windows has a multilayer structure, wherein plural sheets of glass are laminated through a resin layer. The sheet glasses are made of an alkali-free borosilicate glass. Each sheet glass has a thickness of 1 mm or less, and the total thickness of the sheet glasses is 2 to 10 mm.
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Citations
13 Claims
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1. A laminated glass for windows comprising 3 to 10 glass sheets laminated via a resin layer,
wherein two of the glass sheets constitute front and back surfaces of the laminated glass, respectively, and at least one of the glass sheets constituting the front and back surfaces of the laminated glass is made of an alkali-free borosilicate glass which comprises, expressed in terms of oxides by mass %, 60% or more of SiO2+B2O3 and 1% or less of Na2O+K2O+Li2O, wherein a thickness of each of the glass sheets is 1 mm or less, and a total thickness of a total number of the glass sheets is 2 to 10 mm, and wherein the laminated glass has a Young'"'"'s modulus of 20 GPa or less.
Specification