INTERLAYER FILM FOR LAMINATED GLASS, AND LAMINATED GLASS

Title:

INTERLAYER FILM FOR LAMINATED GLASS, AND LAMINATED GLASS

Document Type and Number:

WIPO Patent Application WO/2019/124375

Kind Code:

A1

Abstract:

Provided is an interlayer film for a laminated glass, whereby the incidence of multiple images can be minimized. The interlayer film for a laminated glass pertaining to the present invention is disposed for use between a first laminated glass member having a wedge angle of 0.10 mrad or greater, and a second laminated glass member. The interlayer film has a wedge angle of less than 0.10 mrad, and a partial wedge angle A of the interlayer film has a maximum value of 0.15 mrad or less when the partial wedge angle A is measured according to the following order: "(1) a point A is selected for each 2-mm interval from a start point at a position 20 cm from one end of the interlayer film toward the other end thereof, and an end point at a position 20 cm from the other end of the interlayer film toward the one end thereof;" and "(2) a calculation is made of the partial wedge angle A of the interlayer film in individual partial regions A that measure 80 mm in the direction connecting the one end to the other end centered at each point A."

Inventors:

NISHINO HIROMITSU (JP)
OOTA YUUSUKE (JP)
KIDO KOJI (JP)
HAYASE SUSUMU (JP)
YOSHIMOTO HIDETO (JP)
ISHIDA JUN (JP)

Application Number:

PCT/JP2018/046570

Publication Date:

June 27, 2019

Filing Date:

December 18, 2018

Export Citation:

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Assignee:

SEKISUI CHEMICAL CO LTD (JP)

International Classes:

C03C27/12; B32B17/10; B60J1/00; B60J1/02; C08K5/00; C08L101/00; G02B27/01; G09F9/00

Domestic Patent References:

WO2007132777A1	2007-11-22
WO2016052421A1	2016-04-07
WO2016121559A1	2016-08-04
WO2017090561A1	2017-06-01
WO2017090562A1	2017-06-01
WO2017090561A1	2017-06-01

Foreign References:

JP2017105665A	2017-06-15
JP2017502125A	2017-01-19
JP2007223883A	2007-09-06
JPH04502525A	1992-05-07

Other References: