Interlayer for laminated glass, laminated glass, and production method for interlayer for laminated glass
AssigneeSekisui Chemical Co., Ltd.
InventorsKazuhiko Nakayama, Hiroshi Kawate, Koji Kido, Michiko Mori
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Abstract
The present invention provides an interlayer film for a laminated glass which is easily peelable without autohesion even after storage in a stacked state, a laminated glass prepared using the interlayer film for a laminated glass, and a method for producing the interlayer film for a laminated glass. The present invention provides an interlayer film for a laminated glass, having a large number of recesses on at least one surface, the at least one surface having the recesses having an arithmetical mean height Sa of 200 nm or more as measured in conformity with ISO 25178.
Claims14
An interlayer film for a laminated glass, having a plurality of recesses on at least one surface,
- the at least one surface having the recesses has an arithmetical mean height Sa of 200 nm or more and 3,000 nm or less as measured in conformity with ISO 25178.
An interlayer film for a laminated glass, having a plurality of recesses and a plurality of protrusions on at least one surface,
- the plurality of recesses each having a groove shape with a continuous bottom,
- the at least one surface having the recesses has an arithmetical mean height Sa of 200 nm or more and 3,000 nm or less as measured in conformity with ISO 25178, and
- the at least one surface has an arithmetical mean height Sa of 200 nm or more as measured for apexes of the protrusions in conformity with ISO 25178.
Dependencies are inferred from the claim text.