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No. Publication Number Title Publication/Patent Number Publication/Patent Number Publication Date Publication Date
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1
EP3776023A1
RETROREFLECTIVE ARTICLE INCLUDING A CONFORMAL WAVELENGTH-SELECTIVE RADIATION ABSORBING COATING LAYER, AND METHODS OF MAKING SAME
Publication/Patent Number: EP3776023A1 Publication Date: 2021-02-17 Application Number: 19774616.7 Filing Date: 2019-03-26 Inventor: Schmidt, Daniel J.   Chatterjee, Reema   Chen-ho, Kui   Coonce, Benjamin R.   Assignee: 3M Innovative Properties Company   IPC: G02B5/124
2
CN112327395A
一种多切面棱镜装饰材料、模板及制作方法
Public
Publication/Patent Number: CN112327395A Publication Date: 2021-02-05 Application Number: 202011333683.4 Filing Date: 2020-11-24 Inventor: 王君兰   Assignee: 王君兰   IPC: G02B5/124 Abstract: 本发明公开了一种多切面棱镜装饰材料、模板及制作方法,其中,多切面棱镜装饰材料包括一片材,片材的一面上均匀分布有若干凹陷纹路,凹陷纹路内具有多个几何形状的钻石切割面。本多切面棱镜装饰材料适用于装饰用途,具有一般反光材料所不具有的七彩炫目的视觉效果。由片材和纹路成型单元构成的模板,结构简单,成本低,通过使用该模板可以制成上述多切面棱镜装饰材料。同时,当多切面棱镜装饰材料选用不同片材时,也可直接作为模板使用,以实现大批量复制、生产的目的,高效便捷。多切面棱镜装饰材料及其模板的制作方法,工序简单,具有较强实用性,可弥补现有装饰性反光材料生产中的不足。
3
US2021003751A1
METHOD FOR MANUFACTURING RETROREFLECTIVE SHEET AND RETROREFLECTIVE SHEET
Publication/Patent Number: US2021003751A1 Publication Date: 2021-01-07 Application Number: 16/978,222 Filing Date: 2019-03-26 Inventor: Jiang, Chenyang   Shiomi, Toshiaki   Assignee: NIPPON CARBIDE INDUSTRIES CO., INC.   IPC: G02B5/124 Abstract: A method for manufacturing a retroreflective sheet, provided with a retroreflective layer having retroreflective elements on one surface, a back face layer provided to face the retroreflective elements, a coupling portion to couple a part of the retroreflective elements and a part of the back face layer, the method including a preparation step of preparing a resin composition that has a viscosity capable of adhering over a predetermined time after application of predetermined energy, and completes curing after the predetermined time passes, a coating step of applying the resin composition forming the coupling portion on the retroreflective layer or the back face layer, an energy application step of applying the predetermined energy to the resin composition, and a bonding step of bonding the retroreflective layer and the back face layer via the resin composition to which the predetermined energy is applied before the predetermined time passes.
4
EP3779528A1
METHOD FOR MANUFACTURING RETROREFLECTIVE SHEET AND RETROREFLECTIVE SHEET
Publication/Patent Number: EP3779528A1 Publication Date: 2021-02-17 Application Number: 19776497.0 Filing Date: 2019-03-26 Inventor: Jiang, Chenyang   Shiomi, Toshiaki   Assignee: Nippon Carbide Industries Co., Inc.   IPC: G02B5/124 Abstract: A method for manufacturing a retroreflective sheet, provided with a retroreflective layer having a plurality of retroreflective elements on one surface, a back face layer provided to face the plurality of retroreflective elements, a coupling portion to couple a part of a plurality of the retroreflective elements and a part of the back face layer, the method including a preparation step of preparing a resin composition that has a viscosity capable of adhering over a predetermined time after application of predetermined energy, and completes curing after the predetermined time passes, a coating step of applying the resin composition forming the coupling portion on the retroreflective layer or the back face layer, an energy application step of applying the predetermined energy to the resin composition, and a bonding step of bonding the retroreflective layer and the back face layer via the resin composition to which the predetermined energy is applied before the predetermined time passes.
5
US2021017810A1
RETROREFLECTIVE WINDOW
Publication/Patent Number: US2021017810A1 Publication Date: 2021-01-21 Application Number: 16/968,845 Filing Date: 2018-12-10 Inventor: Nakamura, Takuju   Assignee: YAZAKI ENERGY SYSTEM CORPORATION   IPC: E06B9/24 Abstract: Provided is a retroreflective window which can block a direct light ray and reflect it to a sun side while maintaining a viewability and enhance a usability of the direct light ray. The retroreflective window (1 to 3) includes first and second transparent plate materials, a transparent first prism which is disposed between the first and second transparent plate materials, and a switching member which is installed facing a second side of the first prism and can be switched between a reflective state in which a reflectance of visible light rays and infrared rays is 70% or more and a non-reflective state in which the reflectance of visible light rays and infrared rays is 30% or less. When the switching member is in the reflective state, in the first prism, a light ray incident at a predetermined angle or more is emitted from the first transparent plate material at approximately the same angle as when entering, after being reflected by the switching member and a third side, and among light rays which enter at an angle less than the predetermined angle, the light ray reaching the third side is transmitted and emitted from the second transparent plate material.
6
US10884163B2
Polyurethane layer for a light directing article
Publication/Patent Number: US10884163B2 Publication Date: 2021-01-05 Application Number: 15/742,322 Filing Date: 2016-06-24 Inventor: Thakkar, Bimal V.   Jennen, Jay M.   Hamann, Robert D.   Braun, Ryan M.   Watkins, Robert F.   Rule, Joseph D.   Jones, Todd D.   Ho, Charlie C.   Assignee: 3M INNOVATIVE PROPERTIES COMPANY   IPC: G02B26/08 Abstract: The disclosed aliphatic thermoplastic polyurethane composition is well suited for use in thin, flexible light directing articles to impart flexibility, toughness, or protection to the light directing articles that contain optically active elements. The disclosed aliphatic thermoplastic polyurethanes have improved thermostability at higher temperatures. Specifically, the disclosed aliphatic thermoplastic polyurethanes have a cross-over temperature greater than 110° C. In one embodiment, the cross-over temperature is greater than 130° C. In one embodiment, the cross-over temperature is less than 170° C. and a Tg greater than 35 C and less than 70 C.
7
US10895758B2
Display device
Publication/Patent Number: US10895758B2 Publication Date: 2021-01-19 Application Number: 15/912,620 Filing Date: 2018-03-06 Inventor: Numata, Yudai   Koito, Takeo   Assignee: Japan Display Inc.   IPC: G02B27/22 Abstract: According to one embodiment, a display device includes an optical element including a transmission axis which transmits first linearly polarized light and reflecting second linearly polarized light which crosses the transmission axis, a display unit which emits display light of the second linearly polarized light towards the optical element, a retroreflector including a retroreflective unit which retroreflects reflection light reflected by the optical element, and a non-retroreflective unit, a modulating element including a modulating unit disposed in a position which overlaps the retroreflective unit, and a non-modulating unit disposed in a position which overlaps the non-retroreflective unit.
8
US10884166B2
Retroreflective sheeting including cube corner elements
Publication/Patent Number: US10884166B2 Publication Date: 2021-01-05 Application Number: 16/654,695 Filing Date: 2019-10-16 Inventor: Smith, Kenneth L.   Assignee: 3M INNOVATIVE PROPERTIES COMPANY   IPC: G02B5/124 Abstract: The present disclosure is directed to lamina(e) comprising cube corner elements, a tool comprising an assembly of laminae and replicas thereof. The disclosure further relates to retroreflective sheeting.
9
US10908328B2
Retroreflectors
Publication/Patent Number: US10908328B2 Publication Date: 2021-02-02 Application Number: 15/709,442 Filing Date: 2017-09-19 Inventor: Aikin, Randol W.   Northcott, Malcolm J.   Potter, Daniel E.   Last, Matthew E.   Assignee: Apple Inc.   IPC: G02B5/122 Abstract: A retroreflector system including an outer body panel coupled to a vehicle, wherein the outer body panel is configured to allow a radar signal originating from an external radar device to pass through the outer body panel. The retroreflector system also includes a plurality of retroreflectors embedded in the vehicle, where the plurality of retroreflectors is configured to reflect the signal to the external signal source as a reflected signal, and where the plurality of retroreflectors is configured to have a peak reflectivity for a radar wavelength range or a light detection and ranging (lidar) wavelength range.
10
CN210072124U
一种具有微棱镜阵列结构的反光膜
Grant
Title (English): A reflective film with a microprism array structure
Publication/Patent Number: CN210072124U Publication Date: 2020-02-14 Application Number: 201920817820.8 Filing Date: 2019-05-31 Inventor: 陈一海   Assignee: 江苏古涟光学材料有限公司   IPC: G02B5/124 Abstract: 本实用新型公开了一种具有微棱镜阵列结构的反光膜,由膜体、棱镜、铁粉层、间隔层和磁粉层构成,在使用时,将磁粉层与间隔层分开,将铁粉层与间隔层分开,铁粉层与其固定连接的膜体,以及嵌入模体的棱镜位于基面的一侧,磁粉层位于基面的另一侧,在磁粉层对铁粉层的磁吸作用下,膜体与棱镜被固定在基面上,获得了避免使用粘合剂与基面连接,因粘合剂老化导致反光膜在基面上变形的效果。
11
US202025983A1
RETROREFLECTIVE MATERIAL
Publication/Patent Number: US202025983A1 Publication Date: 2020-01-23 Application Number: 20/171,648 Filing Date: 2017-12-08 Inventor: Oku, Hiromasa   Uji, Takahiro   Assignee: Gunma University   IPC: G02B5/124 Abstract: A retroreflective material having high retroreflective performance while being edible is provided with a reflector main body that has optical transparency. The reflector main body is formed from agar. One side of the reflector main body constitutes an incident surface where incident light enters into the reflector main body. The other side of the reflector main body formed as a retroreflective surface that reflects incident light that has entered to an inner part of the reflector main body in a direction substantially parallel to an incident direction.
12
CN107003443B
一种逆反射片及车牌
Grant
Title (English): An inverse reflector and license plate
Publication/Patent Number: CN107003443B Publication Date: 2020-01-17 Application Number: 201580059365.4 Filing Date: 2015-05-05 Inventor: 中沢広树   金森信也   米田庸佑   米田大介   Assignee: 恩希爱(杭州)薄膜有限公司   IPC: G02B5/124 Abstract: 一种逆反射片,包括表面保护层,所述的表面保护层包括至少一种丙烯酸类聚合物,所述的聚合物经反应后的生成物的玻璃化转变温度Tg为10℃~35℃,凝胶率为0%~95%,该逆反射片具有良好的耐候性、低温耐压花性、抗粘接性,还公开了一种由逆反射片组成的车牌。
13
EP3598186A1
RETROREFLECTOR
Publication/Patent Number: EP3598186A1 Publication Date: 2020-01-22 Application Number: 19173004.3 Filing Date: 2019-05-07 Inventor: Gubela, Hans-erich   Assignee: Gubela, Hans-Erich   IPC: G02B5/124 Abstract: Die Erfindung betrifft einenRetroreflektor (1, 101, 201, 301, 401, 501, 601, 701, 801, 901, 1001, 1101, 1201, 1301), umfassend eine regelmäßige Anordnung mehrerer reflektierender Tripel erster Art (3, 103, 203, 303, 403, 503, 903) mit jeweils drei Seitenflächen erster Art (5, 105, 205, 305, 405, 505, 7, 107, 207, 307, 407, 507, 9, 109, 209, 309, 409, 509), die paarweise annähernd senkrecht aufeinander stehen und eine Würfelecke mit einem Apex (11, 111, 211, 311, 411) definieren, in dem sich die durch die drei Seitenflächen erster Art (5, 105, 205, 305, 405, 505, 7, 107, 207, 307, 407, 507, 9, 109, 209, 309, 409, 509) aufgespannten Ebenen schneiden. Erfindungsgemäß ist vorgesehen, dass eine Anzahl ausgewählter Tripel erster Art jeweils eine insbesondere würfelförmige Ausnehmung (15, 115, 215, 415, 1215) in der Oberfläche der zugehörigen Würfelecke und/oder eine aus der Oberfläche der zugehörigen Würfelecke vorstehende insbesondere würfelförmige Erhebung aufweisen, die ein Tripel zweiter Art (17, 117, 217, 317, 417, 517 817, 917, 1217) bildet, wobei die Tripel zweiter Art (17, 117, 217, 317, 417, 517 817, 917, 1217) jeweils mindestens drei paarweise annähernd senkrecht aufeinanderstehende Seitenflächen zweiter Art (19, 119, 219, 319, 419, 619, 21, 121, 221, 321, 421, 23, 123, 223, 323, 423) aufweisen.
14
US2020025983A1
RETROREFLECTIVE MATERIAL
Publication/Patent Number: US2020025983A1 Publication Date: 2020-01-23 Application Number: 16/487,790 Filing Date: 2017-12-08 Inventor: Oku, Hiromasa   Uji, Takahiro   Assignee: Gunma University   IPC: G02B5/124 Abstract: A retroreflective material having high retroreflective performance while being edible is provided with a reflector main body that has optical transparency. The reflector main body is formed from agar. One side of the reflector main body constitutes an incident surface where incident light enters into the reflector main body. The other side of the reflector main body formed as a retroreflective surface that reflects incident light that has entered to an inner part of the reflector main body in a direction substantially parallel to an incident direction.
15
CN111902742A
包括共形的波长选择性辐射吸收涂料层的回射制品及其制造方法
Substantial Examination
Publication/Patent Number: CN111902742A Publication Date: 2020-11-06 Application Number: 201980021439.3 Filing Date: 2019-03-26 Inventor: 丹尼尔·j·施密特   雷玛·查特吉   陈葵   本杰明·r·库恩斯   Assignee: 3M创新有限公司   IPC: G02B5/124 Abstract: 本公开提供一种回射制品。该回射制品包括回射层,该回射层包括多个立方角元件,该多个立方角元件共同形成与主表面相背对的结构化表面;以及共形的波长选择性辐射吸收涂料层,该共形的波长选择性辐射吸收涂料层与结构化表面相邻。本公开还提供一种制造回射制品的方法。该方法包括获得回射层,以及通过将具有第一结合基团的第一材料施加到结构化表面并且将具有第二结合基团的第二材料施加到第一材料来在回射层上形成共形的波长选择性辐射吸收涂料层。共形的波长选择性辐射吸收涂料层吸收至少一个所选择波长的辐射,并且可以向回射制品的回射光赋予颜色(或在有色波长范围之外的至少一个波长的吸收)。
16
CN111443412A
一种高逆反射微棱镜反光膜及其制备方法
Substantial Examination
Publication/Patent Number: CN111443412A Publication Date: 2020-07-24 Application Number: 201911162716.0 Filing Date: 2019-11-25 Inventor: 张彦   张毅   罗丰   余洋   陈建文   陈胜   薛永富   李刚   唐海江   Assignee: 宁波激智科技股份有限公司   IPC: G02B5/124 Abstract: 本发明涉及反光膜领域,特别涉及一种高逆反射微棱镜反光膜及其制备方法。为了解决现有反光膜在热缝合完成后亮度会明显降低的问题,本发明提供一种高逆反射微棱镜反光膜及其制备方法。所述的高逆反射微棱镜反光膜从下到上依次包括聚焦反射层、链接过渡层、反光单元层、和耐候面膜层。所述高逆反射微棱镜反光膜不包括热缝合层。本发明提供的高逆反射微棱镜反光膜,在反光单元层与链接过渡层贴合后,亮度下降少,即亮度损失少,且在高温高湿测试后,反光单元层与链接过渡层的粘结强度提高。
17
CN111247460A
用于基于投影机的显示系统的回射片
Substantial Examination
Publication/Patent Number: CN111247460A Publication Date: 2020-06-05 Application Number: 201880068790.3 Filing Date: 2018-08-29 Inventor: 史蒂芬·r·查普曼   迈克尔·王   Assignee: 艾利丹尼森公司   美乐维公司   IPC: G02B5/124 Abstract: 本文提供了一种回射制品,其包括回射膜和设置在所述回射膜的后表面上的多个等腰三角锥棱镜。配置所述棱镜使得所述制品将入射光束反射为两个反射光束,这两个反射光束相对于所述入射光束偏移且位于所述入射光束的相对侧上。这两个反射光束可以提供相对于入射光束源位于不同位置的两个观察区域。
18
CN112147728A
一种反光膜表面层及反光膜
Substantial Examination
Publication/Patent Number: CN112147728A Publication Date: 2020-12-29 Application Number: 202011044256.4 Filing Date: 2020-09-28 Inventor: 徐君东   章明能   Assignee: 徐君东   IPC: G02B5/124 Abstract: 本发明属于反光膜技术领域,具体的说是一种反光膜表面层及反光膜,包括基材;所述基材表面设置有一组弧形状的凸起组,所述凸起组为同心分布,且每组凸起组分别由圆柱状的凸块组成,所述基材表面未设置有凸块的区域涂覆有亲水层,所述凸起组的中心位置所对应的基材处设有电机,所述电机端部通过转轴连接有摆杆,所述摆杆的侧面与凸块的外端面相接触,所述摆杆靠近基材的侧面上连接有一组推块,所述推块分别位于相邻两凸起组之间的间隙中部,且所述推块的内端与基材表面相接触;本发明通过在反光膜表面层处设置摆动机构,不仅使得反光膜表面层上的细微水珠得到更全面的清理,同时还能提高基材表面细微水珠的凝结速率与清理效果。
19
CN211263837U
一种一维复合逆反射光学薄膜
Grant
Publication/Patent Number: CN211263837U Publication Date: 2020-08-14 Application Number: 202020093791.8 Filing Date: 2020-01-16 Inventor: 吕国皎   赵百川   郑骊   Assignee: 成都工业学院   IPC: G02B5/126 Abstract: 本实用新型提出了一种一维复合逆反射光学薄膜。该一维复合逆反射光学薄膜由逆反射膜、第一柱透镜光栅、第二柱透镜光栅构成;逆反射膜、第一柱透镜光栅、第二柱透镜光栅前后依次放置,逆反射膜放置于最后,第一柱透镜光栅放置于逆反射膜之前,第二柱透镜光栅放置于第一柱透镜光栅之前;第一柱透镜光栅由较小节距的柱透镜组合而成,第二柱透镜光栅由较大节距的柱透镜组合而成;第一柱透镜光栅的柱透镜排列方向与第二柱透镜光栅的柱透镜排列方向正交。该薄膜只在一个方向上具有逆反射特性,在与逆反射方向正交的方向上,该薄膜具有散射性质。
20
CN106353844B
微反射镜阵列、其制造方法及包括其的浮动显示装置
Grant
Publication/Patent Number: CN106353844B Publication Date: 2020-10-23 Application Number: 201610560136.7 Filing Date: 2016-07-15 Inventor: 金禹泰   金镇范   Assignee: LG电子株式会社   IPC: G02B5/124 Abstract: 本发明公开了一种微反射镜阵列的制造方法,包括:在聚合物膜上形成反射镜面;粘合多个聚合物膜,每一个聚合物膜上形成有反射镜面;切割粘合的聚合物膜以制造主微反射镜阵列;在制造的主微反射镜阵列上形成额外反射镜面;粘合多个主微反射镜阵列,每一个主微反射镜阵列上形成有额外反射镜面;以及切割粘合的主微反射镜阵列。微反射镜阵列用来形成高质量的浮动图像。
Total 281 pages