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1. 发明授权

US11446894B2 Vehicle front glass 有权
公开(公告)号：US11446894B2
公开(公告)日：2022-09-20
申请号：US16819650
申请日：2020-03-16
申请人： SEKISUI CHEMICAL CO., LTD.
发明人： Hirofumi Kitano , Manabu Matsumoto , Kazuhiko Nakayama
IPC分类号： B32B3/28 , B32B17/10 , B32B3/30 , B32B27/22
摘要： The present invention aims to provide a vehicular windshield having a laminated glass structure in which an interlayer film for laminated glass is interposed between at least a pair of glass plates, which contains few air bubbles remaining between the glass plates and the interlayer film for laminated glass to have an excellent appearance and is less likely to cause ghosting when external rays of light are seen through the vehicular windshield.

2. 发明授权

US11426980B2 Interlayer for laminated glass, laminated glass, and glass structure 有权
公开(公告)号：US11426980B2
公开(公告)日：2022-08-30
申请号：US17269776
申请日：2019-08-23
申请人： SEKISUI CHEMICAL CO., LTD.
发明人： Kazuhiko Nakayama , Yuusuke Oota , Atsushi Nohara , Moyuru Okajima , Kinryou Chou
IPC分类号： B32B15/04 , B32B17/06 , B32B17/10 , B32B3/26 , C03C3/087 , C03C17/32 , B32B7/023 , B32B27/08 , B32B27/20 , B32B27/30 , C03C17/00
摘要： An interlayer film for laminated glass of the present invention comprises at least an absorption region in which a skin absorption energy rate (X1) of a laminated glass is 25% or less, provided that the laminated glass is produced using two clear glass plates having a solar transmittance of 87.3% based on JIS R 3106.

3. 发明申请

US20220242096A1 THERMOPLASTIC RESIN FILM AND GLASS PLATE-CONTAINING LAMINATE 有权
公开(公告)号：US20220242096A1
公开(公告)日：2022-08-04
申请号：US17725512
申请日：2022-04-20
申请人： SEKISUI CHEMICAL CO., LTD.
发明人： Shougo Yoshida , Kazuhiko Nakayama , Atsushi Nohara
IPC分类号： B32B17/10 , B32B27/22 , B32B27/30 , B32B27/06 , B32B27/20
摘要： Provided is a thermoplastic resin film capable of controlling the occurrence of color irregularity after irradiation with light. The thermoplastic resin film according to the present invention contains a thermoplastic resin, a pigment, and a hindered amine light stabilizer.

4. 发明授权

US11376819B2 Interlayer for laminated glass, and laminated glass 有权
公开(公告)号：US11376819B2
公开(公告)日：2022-07-05
申请号：US16616410
申请日：2018-06-06
申请人： SEKISUI CHEMICAL CO., LTD.
发明人： Shougo Yoshida , Moyuru Okano , Manabu Matsumoto , Kazuhiko Nakayama
IPC分类号： B32B17/10 , B32B3/10 , B32B27/22 , B32B27/30 , B60J1/00 , B60J1/02 , C08J5/12 , C08L29/14 , C08L101/00 , B32B27/18
摘要： Provided is an interlayer film for laminated glass capable of preventing generation of a void in the interlayer film in an end part of laminated glass. The interlayer film for laminated glass according to the present invention has a lengthwise direction and a widthwise direction, and includes the following configuration A, the configuration B or the configuration C.
Configuration A: containing a light stabilizer, and having such a distribution in content of the light stabilizer in the widthwise direction that the content of the light stabilizer is larger in one end side of the widthwise direction.
Configuration B: containing an ultraviolet ray screening agent, and having such a distribution in content of the ultraviolet ray screening agent in the widthwise direction that the content of the ultraviolet ray screening agent is larger in one end side of the widthwise direction.
Configuration C: containing an oxidation inhibitor, and having such a distribution in content of the oxidation inhibitor in the widthwise direction that the content of the oxidation inhibitor is larger in one end side of the widthwise direction.

5. 发明授权

US11225060B2 Laminated glass 有权
公开(公告)号：US11225060B2
公开(公告)日：2022-01-18
申请号：US16606724
申请日：2018-03-30
申请人： SEKISUI CHEMICAL CO., LTD.
发明人： Shougo Yoshida , Manabu Matsumoto , Kazuhiko Nakayama , Jun Sasaki , Moyuru Okano
IPC分类号： B32B17/10 , B32B7/04 , B32B27/20 , B32B27/30
摘要： Provided is laminated glass capable of preventing occurrence of discoloration in the interlayer film in an end part of laminated glass, and keeping the appearance of laminated glass excellent. Laminated glass according to the present invention is laminate glass including a first lamination glass member, a second lamination glass member, and an interlayer film containing a thermoplastic resin, in which no discoloration occurs in the interlayer film irradiated with light in an end part of the laminated glass after a light irradiation test: “the laminated glass is irradiated with xenon light at a black panel temperature of 83° C., a temperature inside the vessel of 50° C. and a humidity of 50% RH for 2000 hours”, or discoloration occurs within a length of 1 mm or less inwardly from an end part of the interlayer film irradiated with light in the end part of the laminated glass after the light irradiation test.

6. 发明授权

US09840068B2 Intermediate film for laminated glass and laminated glass 有权
公开(公告)号：US09840068B2
公开(公告)日：2017-12-12
申请号：US15036722
申请日：2014-11-14
申请人： SEKISUI CHEMICAL CO., LTD.
发明人： Kazuhiko Nakayama , Kouhei Yamaguchi , Yasuyuki Izu
IPC分类号： B32B17/10 , B32B27/08 , B32B27/20 , B32B5/14 , B32B27/22
CPC分类号： B32B27/08 , B32B5/142 , B32B5/145 , B32B17/10559 , B32B17/10623 , B32B17/1066 , B32B17/10761 , B32B27/20 , B32B27/22 , B32B2264/10 , B32B2307/412 , B32B2605/00
摘要： There is provided an interlayer film for laminated glass with which laminated glass having a gradation pattern with suppressed color irregularity can be prepared. The interlayer film for laminated glass according to the present invention includes a first resin layer containing a thermoplastic resin and a plasticizer and a second resin layer containing a thermoplastic resin, a plasticizer and inorganic particles, and the first resin layer being arranged on a first surface side of the second resin layer, wherein a gradation part being a region where the parallel light transmittance is greater than 30% and less than 60% and being a region where the thickness of the second resin layer is continuously decreased in the direction orthogonal to the thickness direction of the interlayer film at the time of preparing the laminated glass exists, and the complex viscosity at 200° C. of the second resin layer is greater than or equal to 0.7 times and less than or equal to 2 times the complex viscosity at 200° C. of the first resin layer.

7. 发明授权

US11590735B2 Interlayer for laminated glass, and laminated glass 有权
公开(公告)号：US11590735B2
公开(公告)日：2023-02-28
申请号：US17810435
申请日：2022-07-01
申请人： SEKISUI CHEMICAL CO., LTD.
发明人： Shougo Yoshida , Moyuru Okano , Manabu Matsumoto , Kazuhiko Nakayama
IPC分类号： B32B17/10 , B32B3/10 , B32B27/22 , B32B27/30
摘要： Provided is an interlayer film for laminated glass capable of preventing generation of a void in the interlayer film in an end part of laminated glass. The interlayer film for laminated glass according to the present invention has a lengthwise direction and a widthwise direction, and includes the following configuration A, the configuration B or the configuration C.
Configuration A: containing a light stabilizer, and having such a distribution in content of the light stabilizer in the widthwise direction that the content of the light stabilizer is larger in one end side of the widthwise direction.
Configuration B: containing an ultraviolet ray screening agent, and having such a distribution in content of the ultraviolet ray screening agent in the widthwise direction that the content of the ultraviolet ray screening agent is larger in one end side of the widthwise direction.
Configuration C: containing an oxidation inhibitor, and having such a distribution in content of the oxidation inhibitor in the widthwise direction that the content of the oxidation inhibitor is larger in one end side of the widthwise direction.

8. 发明授权

US11247436B2 Laminated glass intermediate film and laminated glass 有权
公开(公告)号：US11247436B2
公开(公告)日：2022-02-15
申请号：US15324028
申请日：2015-09-30
申请人： SEKISUI CHEMICAL CO., LTD.
发明人： Kazuhiko Nakayama , Yuusuke Oota , Hirofumi Kitano , Hiroaki Inui
IPC分类号： B32B17/10 , B32B3/30 , B32B7/02
摘要： The present invention aims to provide an interlayer film for a laminated glass which can be stored in a stacked state without experiencing autohesion so as to be easily peelable, and a laminated glass including the interlayer film for a laminated glass. The present invention relates to an interlayer film for a laminated glass, having a large number of recesses and a large number of projections on a first surface and a second surface opposite to the first surface, the recesses on the first surface and the second surface each having a groove shape with a continuous bottom and being regularly adjacent and parallel to each other, the interlayer film for a laminated glass satisfying Formulae (1) and (2): θ≥10° (1), R/Sm≤0.3 (2), the θ representing an intersection angle of the recesses each having a groove shape with a continuous bottom on the first surface and the recesses each having a groove shape with a continuous bottom on the second surface, the Sm representing the average of Sm1 (μm) and Sm2 (μm), the Sm1 representing an interval between the recesses each having a groove shape with a continuous bottom on the first surface, the Sm2 representing an interval between the recesses each having a groove shape with a continuous bottom on the second surface, the R representing the average of R1 (μm) and R2 (μm), the R1 representing the radius of rotation of the projections on the first surface, the R2 representing the radius of rotation of the projections on the second surface.

9. 发明申请

US20200238666A1 INTERLAYER FILM FOR LAMINATED GLASS, AND LAMINATED GLASS 审中-公开
公开(公告)号：US20200238666A1
公开(公告)日：2020-07-30
申请号：US15761774
申请日：2016-09-28
申请人： SEKISUI CHEMICAL CO., LTD.
发明人： Shougo Yoshida , Masaki Yamamoto , Kazuhiko Nakayama , Kouhei Yamaguchi
IPC分类号： B32B17/10 , B32B15/08 , B32B27/18 , B32B27/30 , B32B27/08
摘要： There is provided an interlayer film for laminated glass with which the occurrence of a poor appearance due to white cloudiness in laminated glass can be suppressed even though the interlayer film is provided with a layer containing silver. The interlayer film for laminated glass according to the present invention includes a first layer containing silver and a second layer containing a polyvinyl acetal resin, the second layer is arranged on a first surface side of the first layer, the second layer contains a compound having a group in which a carbon atom, an oxygen atom, or a hydrogen atom is bonded to a nitrogen atom, and the compound having a group in which a carbon atom, an oxygen atom, or a hydrogen atom is bonded to a nitrogen atom is a compound having a piperidine structure or is a hindered amine light stabilizer.

10. 发明申请

US20200180276A1 INTERLAYER FOR LAMINATED GLASS, AND LAMINATED GLASS 审中-公开
公开(公告)号：US20200180276A1
公开(公告)日：2020-06-11
申请号：US16616432
申请日：2018-06-06
申请人： SEKISUI CHEMICAL CO., LTD.
发明人： Shougo Yoshida , Manabu Matsumoto , Kazuhiko Nakayama , Moyuru Okano
IPC分类号： B32B17/10 , B32B7/023 , B32B3/26 , B60J3/00
摘要： There is provided an interlayer film for laminated glass with which discoloration in the colored part can be suppressed. An interlayer film (1) for laminated glass according to the present invention has a colored part (X) that is colored in plan view, and a non-colored part (Y) that is not colored in plan view; the interlayer film does not contain or contains a light stabilizer in the colored part; the interlayer film contains a light stabilizer in the non-colored part; and a content of the light stabilizer in the entire non-colored part is larger than a content of the light stabilizer in the entire colored part.

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