Title:
INTERLAYER FOR LAMINATED GLASS AND METHOD FOR PRODUCING SAME, AND LAMINATED GLASS AND METHOD FOR PRODUCING SAME
Document Type and Number:
WIPO Patent Application WO/2023/200013
Kind Code:
A1
Abstract:
Provided is an interlayer for laminated glass that 1) can suppress the occurrence of double images, 2) can suppress color unevenness, and 3) can keep the haze value small in laminated glass. An interlayer for laminated glass according to the present invention has one end and another end. Taking the distance between the one end and the other end as X, the thickness of the interlayer at a discretionary position (1) of the interlayer within a region of 0.1X to 0.9X from the one end toward the other end, the thickness of the interlayer at a position (2) where the thickness of the interlayer is at least 25 μm less than the thickness of the interlayer at the position (1) within the region of 0.1X to 0.9X from the one end toward the other end, the visible light transmittance at the position (1) of laminated glass equipped with the interlayer, and the visible light transmittance at the position (2) of laminated glass equipped with the interlayer satisfy specific relationships.
Inventors:
ISHIDA JUN (NL)
Application Number:
PCT/JP2023/015239
Publication Date:
October 19, 2023
Filing Date:
April 14, 2023
Export Citation:
Assignee:
SEKISUI CHEMICAL CO LTD (JP)
International Classes:
C03C27/12; B60J1/02
Domestic Patent References:
| WO2019189741A1 | 2019-10-03 | |||
| WO2021261507A1 | 2021-12-30 | |||
| WO2017135470A1 | 2017-08-10 | |||
| WO2021002035A1 | 2021-01-07 | |||
| WO2017039004A1 | 2017-03-09 |
Foreign References:
| JP2004536009A | 2004-12-02 | |||
| JP2020528039A | 2020-09-17 |
Attorney, Agent or Firm:
OSAKA FRONT (JP)
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