TWI507712B - The structure of an electrochromic vehicle rear view mirror body and its manufacturing method - Google Patents

The structure of an electrochromic vehicle rear view mirror body and its manufacturing method Download PDF

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TWI507712B
TWI507712B TW102138221A TW102138221A TWI507712B TW I507712 B TWI507712 B TW I507712B TW 102138221 A TW102138221 A TW 102138221A TW 102138221 A TW102138221 A TW 102138221A TW I507712 B TWI507712 B TW I507712B
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substrate
electrochromic
mirror body
optical
adhesive
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TW102138221A
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TW201516446A (en
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Licon Technologies Inc
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電致變色汽車後視鏡體結構及其製造方法 Electrochromic automobile rearview mirror body structure and manufacturing method thereof

本發明係關於一種電致變色汽車後視鏡體結構,尤指運用電致變色溶液所發展出來的後視鏡體之技術範疇。 The invention relates to an electrochromic automobile rearview mirror body structure, in particular to a technical scope of a rearview mirror body developed by using an electrochromic solution.

按,電子科技的發展,現在的汽車後視鏡已不再僅有後視功能,其後視鏡已由最早的無任何防眩功能的鏡體進步至可用手動調整的防眩菱鏡,再進化至由光電感應器感光可自動調整反射率的電致變色後視鏡。然而,科技發展至今,許多後視鏡可以加入電子羅盤或倒車影像...等等。這些新的功能通常伴隨著顯示器用來提醒駕駛方向或行車安全。 According to the development of electronic technology, the rear view mirrors of the car no longer have only the rear view function. The rear view mirror has been improved from the earliest mirror body without any anti-glare function to the anti-glare mirror which can be manually adjusted. Evolution to an electrochromic mirror that automatically adjusts the reflectivity by photosensors. However, since the development of technology, many rearview mirrors can be added to electronic compasses or reversing images... and so on. These new features are often accompanied by displays to alert driving directions or driving safety.

習式電致變色鏡技術US5128799如第6圖所示,這種結構需在第二基材(92)的背面鍍上一銀層(93)用以作為反射用途,然而該銀層(93)與空氣接觸後容易產生氧化,所以必須再貼上一層保護漆(94),據以達到有效的保護作用,又該層保護漆(94)並非一般透明材質,使得這種電致變色(91)玻璃鏡體(9)結構僅能作為電子自動防眩用途,而無法在該鏡體(9)背面接上一顯示器。 Conventional electrochromic mirror technology US 5128799, as shown in Fig. 6, this structure requires a silver layer (93) on the back side of the second substrate (92) for reflective use, however the silver layer (93) It is easy to produce oxidation after contact with air, so it is necessary to apply a protective lacquer (94) to achieve effective protection. The protective lacquer (94) is not generally transparent, making this electrochromic (91) The structure of the glass mirror (9) can only be used as an electronic automatic anti-glare application, and a display cannot be attached to the back of the mirror body (9).

後期發展的技術就把該銀層(93)以真空鍍膜的方式鍍在第二基材(92)的背面如US5818625中,請參閱第7圖所示,由於真空鍍膜可以調整鍍膜層的厚度,因此可以控製該銀層(93)同時具有高穿透率及良好的導電 性能,同時又不失去反射鏡的功能,因此可以在玻璃鏡體(9)結構背面放置如TFT液晶或LCD顯示器(95)用以顯示行車所需要的資訊來輔助駕駛提高行車安全。但由於該銀層(93)需直接和電致變色(91)材料層直接接觸,如果電致變色(91)材料層內含有水或空氣也會直接對該銀層(93)產生影響。輕微的影響只會產生點狀或塊狀的白色或棕色的氧化銀,比較嚴重的可能會造成大面積的氧化,甚至脫膜。 The later developed technology applies the silver layer (93) to the back surface of the second substrate (92) by vacuum coating, such as US5818625. Please refer to Fig. 7, since the vacuum coating can adjust the thickness of the coating layer. Therefore, the silver layer (93) can be controlled to have both high transmittance and good electrical conductivity. Performance, while not losing the function of the mirror, so you can place a TFT LCD or LCD display (95) on the back of the glass frame (9) structure to display the information needed to drive to improve driving safety. However, since the silver layer (93) needs to be in direct contact with the electrochromic (91) material layer, if the electrochromic (91) material layer contains water or air, the silver layer (93) is directly affected. A slight effect will only produce punctate or blocky white or brown silver oxide, which may cause large areas of oxidation or even release.

故而發展出US8282224結構,如第8圖所示,此結構與US5128799類似,但是在該第二基材(92)的背面貼上一層偏光兼反射基材(96)取代該銀層(93),由於這層偏光兼反射基材(96)也同時具有穿透及反射作用,因此也可以達到US5818625的相同效果。但是因該偏光兼反射基材(96)所反射出的光學效果偏黃,同時又其為塑膠基材而於製造過程中容易造成刮痕,同時若是長期處於高溫狀態時,導致該偏光兼反射基材(96)會有變形的風險,因此需在該偏光兼反射基材(96)後再加上一片具有光學補償效果的多層膜鍍膜玻璃(97)作為保護及調節整個鏡體(9)的色溫。 Therefore, the US8282224 structure is developed. As shown in FIG. 8, the structure is similar to that of US5128799, but a polarizing and reflecting substrate (96) is attached to the back surface of the second substrate (92) instead of the silver layer (93). Since the polarizing and reflecting substrate (96) also has penetration and reflection effects, the same effect as US5818625 can also be achieved. However, the optical effect reflected by the polarizing and reflecting substrate (96) is yellowish, and at the same time, it is a plastic substrate, which is likely to cause scratches during the manufacturing process, and at the same time, if it is in a high temperature state for a long time, the polarizing and reflection are caused. The substrate (96) is at risk of deformation. Therefore, a multilayer film-coated glass (97) with optical compensation is added to the polarizing and reflecting substrate (96) to protect and adjust the entire mirror body (9). Color temperature.

鑑於上述US5128799技術已無法滿足現在的汽車行業對於行車輔助系統的要求,而US5818625技術可能會引起鏡體(9)的鏡面失效的風險,因此在最新的技術US8282224中所提到的結構可以彌補過往技術的缺失,然而該US8282224中所使用到的具偏光兼反射基材(96)的材料成本較高,且又需要另一片具有高成本的多層膜鍍膜玻璃(97)作為支撐及補償其光學上的缺點,同時因為需要多片基材貼合亦造成生產上的不易及成本大幅提高,進而使該鏡體(9)造價高昂。 In view of the fact that the above-mentioned US5128799 technology cannot meet the requirements of the current automotive industry for the driving assistance system, and the US5818625 technology may cause the mirror failure of the mirror body (9), the structure mentioned in the latest technology US8282224 can make up for the past. The lack of technology, however, the material having a polarizing and reflecting substrate (96) used in the US8282224 is relatively expensive, and another high-cost multilayer coated glass (97) is required as a support and compensation for its optical The shortcomings of the lens body (9) are costly because of the need for multiple substrates to be bonded and the production is difficult and the cost is greatly increased.

因此本發明之主要目的係據以製作出低成本的電致變色汽車後視鏡體結構,以運用於當前汽車的後視鏡或汽車的擋風玻璃。 The primary object of the present invention is therefore to produce a low cost electrochromic automotive rearview mirror body structure for use in current automotive rearview mirrors or automotive windshields.

故本發明電致變色汽車後視鏡體結構所運用的技術手段係包含有:一第一基材,係設為導電玻璃;一第二基材,亦設為導電玻璃並藉一黏著劑接設於該第一基材,進而形成一密閉空間;一電致變色溶液,係設於該密閉空間內;一第三基材,係藉由一光學膠接設於該第二基材的外側面。 Therefore, the technical means used in the structure of the electrochromic automobile rearview mirror body comprises: a first substrate, which is made of conductive glass; and a second substrate, which is also made of conductive glass and is connected by an adhesive. Provided on the first substrate to form a sealed space; an electrochromic solution is disposed in the sealed space; a third substrate is disposed on the second substrate by an optical adhesive side.

上述該第一基材、第二基材設為透光率至少75%以上,表面電阻設為15歐姆。 The first base material and the second base material have a light transmittance of at least 75% or more and a surface resistance of 15 ohms.

上述該黏著劑係設為環氧樹脂及玻璃球的混合物。 The above adhesive is a mixture of an epoxy resin and a glass ball.

上述該第三基材係設為多層膜玻璃體,或鍍銀、鋁、鋁鈦合金或鋁合金等具有高反射率的玻璃體。 The third substrate is a multilayer film glass body or a glass body having high reflectance such as silver, aluminum, aluminum titanium alloy or aluminum alloy.

上述該光學膠係設為液態光學透明膠(Liquid Optical Clear Adhesive,LOCA)或固態光學透明膠(Optically Clear Adhesive,OCA)。 The optical glue is set to Liquid Optical Clear Adhesive (LOCA) or Optically Clear Adhesive (OCA).

而一種電致變色汽車後視鏡體結構之製造方法,係包含有:(A)一構成電致變色元件之步驟,係由一第一基材、一第二基材、一黏著劑及一電致變色溶液構成該電致變色元件;(B)一塗抹步驟,係由液態狀的一光學膠塗抹於一第三基材;(C)一結合步驟,係將該第三基材的塗抹面貼設於該電致變色元件的背面,並加壓使該光學膠在該第二基材、第三基材之間擴散,且拭乾淨溢出的光學膠;及(D)一固化步驟,對該電致變色元件、第三基材進行紫外線照射,據以固化該光學膠;其中該光學膠係設為液態光學透明膠(Liquid Optical Clear Adhesive,LOCA)。 The method for manufacturing an electrochromic automobile rearview mirror body structure comprises: (A) a step of forming an electrochromic element, comprising a first substrate, a second substrate, an adhesive, and a The electrochromic solution constitutes the electrochromic element; (B) a smear step is applied to a third substrate by a liquid optical glue; (C) a bonding step is applied to the third substrate Surface-attached to the back surface of the electrochromic element, and pressurized to spread the optical glue between the second substrate and the third substrate, and wipe off the overflowed optical glue; and (D) a curing step, The electrochromic element and the third substrate are irradiated with ultraviolet rays to cure the optical glue; wherein the optical glue is set to Liquid Optical Clear Adhesive (LOCA).

另一種電致變色汽車後視鏡體結構之製造方法,係包含有: (a)一構成電致變色元件之步驟,係由一第一基材、一第二基材、一黏著劑及一電致變色溶液構成該電致變色元件;(b)一裁剪、上膠步驟,係由預先裁剪好所需形狀的一光學雙面膠貼於一第三基材;(c)一結合步驟,係將該第三基材的上膠面貼設於該電致變色元件的背面;及(d)一加壓烘烤步驟,係對該電致變色元件、第三基材進行加壓烘烤並將該光學雙面膠的氣泡擠出來;其中該光學膠係設為固態光學透明膠(Optical Clear Adhesive,OCA)。 Another method for manufacturing an electrochromic automobile rearview mirror body structure includes: (a) a step of forming an electrochromic element comprising a first substrate, a second substrate, an adhesive, and an electrochromic solution; (b) a cutting and sizing a step of: affixing an optical double-sided tape of a desired shape to a third substrate in advance; (c) a bonding step of attaching the sizing surface of the third substrate to the electrochromic element And (d) a pressure baking step of press-baking the electrochromic element and the third substrate and extruding the bubble of the optical double-sided tape; wherein the optical glue is set to Solid Clear Adhesive (OCA).

本發明藉由上述之技術手段具有如下功效之增進:本發明係藉由高穿透率的光學膠貼於第二基材、第三基材之間,且在該第三基材上並不一定要鍍上多層膜,可以依實際的需求選擇鍍銀、鋁、鋁鈦合金或鋁合金等具有高反射率的金屬,或是可以鍍上以高折射材料及低折射材料相戶搭配的多層鍍膜達到特殊的需求,因此本發明係為一種不需要偏光及反射基材且工藝簡單的一種低造價的電致變色鏡片。 The present invention has the following effects by the above technical means: the present invention is applied between the second substrate and the third substrate by a high transmittance optical adhesive, and is not on the third substrate. It is necessary to plate a multi-layer film, and it is possible to select a metal having high reflectivity such as silver, aluminum, aluminum-titanium alloy or aluminum alloy according to actual needs, or to plate a multi-layer with high refractive material and low refractive material. The coating achieves special requirements, and thus the present invention is a low-cost electrochromic lens that does not require a polarizing and reflecting substrate and is simple in process.

(1)‧‧‧後視鏡體結構 (1) ‧‧‧ Rearview mirror structure

(10)‧‧‧電致變色元件 (10)‧‧‧Electrochromic components

(11)‧‧‧第一基材 (11)‧‧‧First substrate

(111)‧‧‧透明導電層 (111)‧‧‧Transparent conductive layer

(112)‧‧‧錯位邊緣 (112) ‧‧ ‧ misplaced edge

(12)‧‧‧第二基材 (12)‧‧‧Second substrate

(121)‧‧‧透明導電層 (121)‧‧‧Transparent conductive layer

(122)‧‧‧錯位邊緣 (122) ‧‧ ‧ misplaced edge

(13)‧‧‧黏著劑 (13) ‧‧‧Adhesives

(14)‧‧‧密閉空間 (14) ‧‧‧Confined space

(141)‧‧‧注入口 (141)‧‧‧Injection

(15)‧‧‧電致變色溶液 (15)‧‧‧Electrochromic solution

(20)‧‧‧第三基材 (20)‧‧‧ Third substrate

(21)‧‧‧偏光兼反射基材 (21)‧‧‧Polarized and reflective substrates

(30)‧‧‧光學膠 (30)‧‧‧Optical adhesive

(40)‧‧‧顯示器 (40)‧‧‧ Display

(9)‧‧‧鏡體 (9)‧‧‧Mirror body

(91)‧‧‧電致變色 (91)‧‧‧Electrochromic

(92)‧‧‧第二基材 (92)‧‧‧Second substrate

(93)‧‧‧銀層 (93) ‧‧‧Silver

(94)‧‧‧保護漆 (94)‧‧‧Protective paint

(95)‧‧‧顯示器 (95)‧‧‧ Display

(96)‧‧‧偏光兼反射基材 (96)‧‧‧Polarized and reflective substrates

(97)‧‧‧多層膜鍍膜玻璃 (97)‧‧‧Multilayer film coated glass

第1圖:係為本發明的電致變色汽車後視鏡體結構的剖面示意圖。 Fig. 1 is a schematic cross-sectional view showing the structure of a rear view mirror body of an electrochromic automobile of the present invention.

第2圖:係為本發明的電致變色汽車後視鏡體結構的第一基材上黏著劑之示意圖。 Fig. 2 is a schematic view showing the adhesive on the first substrate of the electrochromic automobile rear view mirror body structure of the present invention.

第3圖:係為本發明的電致變色汽車後視鏡體結構的第一基材、第二基材的結合之示意圖。 Fig. 3 is a schematic view showing the combination of a first substrate and a second substrate of the electrochromic automobile rear view mirror body structure of the present invention.

第4圖:係為本發明的電致變色汽車後視鏡體結構的製造方法流程圖。 Fig. 4 is a flow chart showing the manufacturing method of the electrochromic automobile rearview mirror body structure of the present invention.

第5圖:係為本發明的電致變色汽車後視鏡體結構的另一製造方法流程圖。 Fig. 5 is a flow chart showing another manufacturing method of the electrochromic automobile rearview mirror body structure of the present invention.

第6圖:係為第一習式後視鏡體結構。 Figure 6: The structure of the first rear view mirror body.

第7圖:係為第二習式後視鏡體結構。 Figure 7: The second-style rear view mirror body structure.

第8圖:係為第三習式後視鏡體結構。 Figure 8: The structure of the third-view rear view mirror body.

請參閱第1圖~第5圖所示,本發明係為一種電致變色汽車後視鏡體結構(1)及其製造方法,係先取兩片面積為10cm x 6cm厚度為1.6mm且透光率至少在75%以上之玻璃,並在其內表面設有電阻為15歐姆的一層透明導電層(111)、(121)分別作為本發明的一第一基材(11)及一第二基材(12),再取100g的環氧樹脂並混入至少1%直徑為120μm的玻璃球進一步形成一黏著劑(13)。另將該第一基材(11)的長邊朝上方,再將該黏著劑(13)以點膠機塗佈該第一基材(11)的四周。其中該第一基材(11)的三邊緣所塗佈黏著劑(13)的寬度設為0.2mm~0.3mm之間,又該第一基材(11)的底下長邊所塗佈的黏著劑(13)距離該第一基材的錯位邊緣(112)約2mm,如第2圖所示者。而該第一基材(11)的短邊的其中一邊需留下約2mm寬度的注入口(141)俾供作為注入電致變色溶液(15)之用途。 Referring to FIG. 1 to FIG. 5, the present invention is an electrochromic automobile rearview mirror body structure (1) and a manufacturing method thereof, which are first taken with an area of 10 cm x 6 cm and a thickness of 1.6 mm and transmitted. a glass having a rate of at least 75% or more, and a transparent conductive layer (111) and (121) having a resistance of 15 ohms on the inner surface thereof as a first substrate (11) and a second base of the present invention, respectively. The material (12) was further filled with 100 g of epoxy resin and mixed with at least 1% of glass beads having a diameter of 120 μm to further form an adhesive (13). Further, the long side of the first substrate (11) is directed upward, and the adhesive (13) is applied to the periphery of the first substrate (11) by a dispenser. The width of the adhesive (13) applied to the three edges of the first substrate (11) is set to be between 0.2 mm and 0.3 mm, and the adhesion of the bottom long side of the first substrate (11) is applied. The agent (13) is about 2 mm from the offset edge (112) of the first substrate, as shown in Fig. 2. On the other hand, one side of the short side of the first substrate (11) needs to leave an injection port (141) of about 2 mm width for use as an injection electrochromic solution (15).

再取未塗膠該第二基材(12)於貼合時需相對於該第一基材(11)錯開1.5mm,據以形成錯位邊緣(112)、(122),如第3圖所示,俾供作為最後要嵌合金屬電極用途。當該第一基材(11)、第二基材(12)玻璃貼上時因黏著劑(13)的環氧樹脂具有一高度,所以會因擠壓至玻璃球的高度後就不在往兩側攤開。又當該環氧樹脂攤開後的高度因受限於玻璃球的高度所以最後會形成該第一基材(11)、第二基材(12)之間形成有120μm的密閉空間(14),如下第5圖所示。再以黏著劑(13)結合好的第一基材(11)、第二 基材12放入烤箱以120度C連續烘烤1小時讓黏著劑13能夠徹底乾燥。 Then, the second substrate (12) is uncoated, and is to be offset by 1.5 mm with respect to the first substrate (11) during bonding, thereby forming misaligned edges (112) and (122), as shown in FIG. It is indicated that it is used as the last metal electrode to be fitted. When the first substrate (11) and the second substrate (12) are attached to the glass, the epoxy resin of the adhesive (13) has a height, so it is not pressed to the height of the glass ball. Spread out sideways. Moreover, when the height of the epoxy resin is spread due to the height of the glass ball, a first sealed space is formed between the first substrate (11) and the second substrate (12) (14). , as shown in Figure 5 below. First bonding the first substrate (11) with the adhesive (13), the second The substrate 12 was placed in an oven and baked continuously at 120 ° C for 1 hour to allow the adhesive 13 to dry thoroughly.

另取20克的壓克力粉加入1000ml的無水丙烯碳酸酯加熱至壓克力粉完全溶解後冷卻至室溫,秤15克的苯甲基紫精(Benzylviologen Tetrafluoroborate),3克二茂鐵(Ferrocene),0.1克過氯酸鋰(lithium perchlorate)倒入混有壓克力粉的丙烯碳酸醋攪拌至溶解並過濾即可配製成電致變色溶液(15)。 Another 20 grams of acrylic powder was added to 1000 ml of anhydrous propylene carbonate to heat until the acrylic powder was completely dissolved and then cooled to room temperature, weighing 15 grams of Benzylviologen Tetrafluoroborate, 3 grams of ferrocene ( Ferrocene), 0.1 g of lithium perchlorate is poured into acrylic propylene carbonate mixed with acrylic powder until it is dissolved and filtered to prepare an electrochromic solution (15).

將配置好的電致變色溶液(15)置放於一玻璃盤內,再將烘烤後第一基材(11)、第二基材12的注入口(141)朝下的方式連同裝有電致變色溶液(15)的玻璃盤一起放人可一密閉的腔體內(無圖式)進行抽真空作業,對該密閉的腔體進行抽真空作業,並讓真空壓力達到0.3torr後以升降機將有配置好的電致變色溶液(15)的玻璃盤上昇,當電致變色溶液(15)碰到該注入口(141)時即停止上昇。再將密閉腔體配置的手動閥緩慢打開並讓真空壓力值逐漸回復至一大氣壓力,同時玻璃盤內的電致變色溶液(15)會透過注人口(141)緩慢將元件室填滿。 Place the configured electrochromic solution (15) in a glass dish, and then mount the first substrate (11) and the injection port (141) of the second substrate 12 downward after baking. The glass plate of the electrochromic solution (15) can be placed in a closed chamber (without drawing) for vacuuming, vacuuming the closed chamber, and allowing the vacuum pressure to reach 0.3 torr. The glass disk with the configured electrochromic solution (15) is raised, and when the electrochromic solution (15) hits the injection port (141), it stops rising. The manual valve in the closed cavity configuration is slowly opened and the vacuum pressure value is gradually returned to an atmospheric pressure, and the electrochromic solution (15) in the glass disk slowly fills the component chamber through the population (141).

將已注滿電致變色溶液(15)的元件取出後以可以用紫外光固化的PMMA基底的膠材(圖未示)塞入注入口(141)並在10秒內以波長為300nm~400nm的紫外燈管固化該膠材,便完成一電致變色元件(10)。再取常用於TN型LCD用的導電金屬電極(圖未示)卡滿於該電致變色元件(10)的二錯位邊緣(112)、(122)。 The component which has been filled with the electrochromic solution (15) is taken out and then inserted into the injection port (141) with a glue material (not shown) which can be cured by ultraviolet light, and the wavelength is 300 nm to 400 nm in 10 seconds. The UV lamp tube cures the glue to complete an electrochromic element (10). A conductive metal electrode (not shown) commonly used in TN type LCDs is then encased in the two misaligned edges (112) and (122) of the electrochromic element (10).

請配合參閱第4圖所示,待完成該電致變色元件(10)後,另取液狀的一光學膠(30)適量塗佈在該第三基材(20),又該第三基材(20)鍍有多層膜或鍍銀,或鍍鋁的同尺寸,厚度為1.1mm的一偏光兼反射基材(21),待該第三基材(20)定位好之後緩緩地貼在該電致變色元件(10)的背面,待 該光學膠(30)擴散至整片該第三基材(20)後,並用紫外線燈管照射該光學膠(30)完全固化至不再流動,並將溢出來的光學膠(30)擦拭乾淨,則該第三基材(20)即可成為反射層及偏光層,即可完成為本發明的後視鏡體結構1,並可在該後視鏡體結構(1)接上一顯示器(40)。而上述光學膠(30)可使用液態光學透明膠(Liquid Optical Clear Adhesive,LOCA),而dupont Vertak DBA1000系列的液態光學透明膠就是LOCA膠。 Please refer to FIG. 4, after the electrochromic element (10) is completed, another liquid optical glue (30) is applied to the third substrate (20), and the third base is further The material (20) is plated with a multilayer film or silver plated, or a polarized and reflective substrate (21) having the same size and thickness of 1.1 mm, and is slowly pasted after the third substrate (20) is positioned. On the back of the electrochromic element (10), After the optical adhesive (30) is diffused to the entire third substrate (20), the optical adhesive (30) is completely cured by the ultraviolet lamp to no longer flow, and the overflowed optical adhesive (30) is wiped clean. The third substrate (20) can be a reflective layer and a polarizing layer, which can be completed as the rear view mirror body structure 1 of the present invention, and a display can be connected to the rear view mirror body structure (1) ( 40). The above optical glue (30) can use Liquid Optical Clear Adhesive (LOCA), and the dupont Vertak DBA1000 series liquid optical clear adhesive is LOCA glue.

請配合參閱第5圖所示,又另一型式的片狀且其厚度具有250μm的光學膠(30)的兩片離型膜的其中一面先撕開,貼在鍍有多層膜或鍍銀,或鍍鋁的同尺寸,厚度為1.1mm的該第三基材(20)的一偏光兼反射基材(21),而再將另一面離型膜撕開貼於本發明的電致變色元件(10)的背面,再放人加壓烤箱並固化,即可完成為本發明的後視鏡體結構(1),並可在該後視鏡體結構(1)接上一顯示器(40)。而上述光學膠(30)可使用固態光學透明膠(Optical Clear Adhesive,OCA),而厚度250μm的3M CEF0810的固體帶狀的光學膠就是OCA膠。 Please refer to Fig. 5, and another side of the two-piece release film of the optical film (30) having a thickness of 250 μm is first torn and pasted with a multilayer film or silver plated. Or a polarized and reflective substrate (21) of the same size, 1.1 mm thick of the third substrate (20), and the other release film is peeled off and attached to the electrochromic element of the present invention. The rear side of (10) is placed in a pressurized oven and solidified to complete the rear view mirror body structure (1) of the present invention, and a display (40) can be attached to the rear view mirror body structure (1). . The above optical glue (30) can use Solid Clear Adhesive (OCA), and the solid ribbon optical glue of 3M CEF0810 with a thickness of 250 μm is OCA glue.

綜合以上所述,本發明係關於一種「電致變色汽車後視鏡體結構及其製造方法」,係藉由高穿透率的光學膠貼於第二基材、第三基材之間,且在該第三基材上並不一定要鍍上多層膜,可以依實際的需求選擇鍍銀、鋁、鋁鈦合金或鋁合金等具有高反射率的金屬,或是可以鍍上以高折射材料及低折射材料相戶搭配的多層鍍膜達到特殊的需求,因此本發明係為一種不需要偏光及反射基材且工藝簡單的一種低造價的電致變色鏡片,又其構成機構均未曾見於諸書刊或公開使用,誠符合發明專利申請要件,懇請 鈞局明鑑,早日准予專利,至為感禱。 In summary, the present invention relates to an "electrochromic automobile rearview mirror body structure and a method of manufacturing the same", which is applied between a second substrate and a third substrate by a high transmittance optical adhesive. Moreover, it is not necessary to apply a multilayer film on the third substrate, and a metal having high reflectivity such as silver, aluminum, aluminum titanium alloy or aluminum alloy may be selected according to actual needs, or may be plated with high refraction. The multi-layer coating of materials and low-refractive materials meets the special requirements. Therefore, the present invention is a low-cost electrochromic lens which does not require a polarizing and reflecting substrate and has a simple process, and its constituent mechanisms have not been seen in various Books or public use, in line with the requirements of the invention patent application, please ask the Bureau to identify the patent, as soon as possible to grant patents, to pray.

(1)‧‧‧後視鏡體結構 (1) ‧‧‧ Rearview mirror structure

(10)‧‧‧電致變色元件 (10)‧‧‧Electrochromic components

(11)‧‧‧第一基材 (11)‧‧‧First substrate

(111)‧‧‧透明導電層 (111)‧‧‧Transparent conductive layer

(112)‧‧‧錯位邊緣 (112) ‧‧ ‧ misplaced edge

(12)‧‧‧第二基材 (12)‧‧‧Second substrate

(121)‧‧‧透明導電層 (121)‧‧‧Transparent conductive layer

(122)‧‧‧錯位邊緣 (122) ‧‧ ‧ misplaced edge

(13)‧‧‧黏著劑 (13) ‧‧‧Adhesives

(14)‧‧‧密閉空間 (14) ‧‧‧Confined space

(15)‧‧‧電致變色溶液 (15)‧‧‧Electrochromic solution

(20)‧‧‧第三基材 (20)‧‧‧ Third substrate

(21)‧‧‧偏光兼反射基材 (21)‧‧‧Polarized and reflective substrates

(30)‧‧‧光學膠 (30)‧‧‧Optical adhesive

(40)‧‧‧顯示器 (40)‧‧‧ Display

Claims (9)

一種電致變色汽車後視鏡體結構,係包含有:一第一基材,係設為導電玻璃;一第二基材,亦設為導電玻璃並藉一黏著劑接設於該第一基材,進而形成一密閉空間;一電致變色溶液,係設於該密閉空間內;一第三基材,係藉由一光學膠接設於該第二基材的外側面;藉以達到不需要偏光及反射基材且工藝簡單的電致變色鏡體。 An electrochromic automobile rearview mirror body structure comprises: a first substrate, which is made of conductive glass; and a second substrate, which is also made of conductive glass, and is attached to the first base by an adhesive. And forming a sealed space; an electrochromic solution is disposed in the sealed space; a third substrate is disposed on the outer side of the second substrate by an optical glue; thereby achieving unnecessary An electrochromic mirror body that polarizes and reflects the substrate and is simple in process. 依據申請專利範圍第1項所述之電致變色汽車後視鏡體結構,其中該第一基材、第二基材設為透光率至少75%以上,表面電阻設為15歐姆。 The electrochromic automobile rearview mirror body structure according to claim 1, wherein the first substrate and the second substrate have a light transmittance of at least 75% or more and a surface resistance of 15 ohms. 依據申請專利範圍第1項所述之電致變色汽車後視鏡體結構,其中該黏著劑係設為環氧樹脂及玻璃球的混合物。 The electrochromic automobile rear view mirror body structure according to claim 1, wherein the adhesive is a mixture of an epoxy resin and a glass ball. 依據申請專利範圍第1項所述之電致變色汽車後視鏡體結構,其中該第三基材係設為多層膜玻璃體,或鍍銀、鋁、鋁鈦合金或鋁合金等具有高反射率的玻璃體。 The electrochromic automobile rearview mirror body structure according to claim 1, wherein the third substrate is a multi-layered film glass body, or has high reflectivity such as silver plating, aluminum, aluminum titanium alloy or aluminum alloy. The vitreous body. 依據申請專利範圍第1項所述之電致變色汽車後視鏡體結構,其中該光學膠係設為液態光學透明膠(Liquid Optical Clear Adhesive,LOCA)或固態光學透明膠(Optically Clear Adhesive,OCA)。 The electrochromic automobile rear view mirror body structure according to claim 1, wherein the optical glue is liquid optical clear adhesive (LOCA) or solid optical clear adhesive (Opatically Clear Adhesive, OCA) ). 一種電致變色汽車後視鏡體結構之製造方法,係包含有:(A)一構成電致變色元件之步驟,係由一第一基材、一第二基材、一黏著劑及一電致變色溶液構成該電致變色元件;(B)一塗抹步驟,係由液態狀的一光學膠塗抹於一第三基材;(C)一結合步驟,係將該第三基材的塗抹面貼設於該電致變色元件的背面,並加壓使該光學膠在該第二基材、第三基材之間擴散,且拭乾淨溢出的光學膠; 及(D)一固化步驟,對該電致變色元件、第三基材進行紫外線照射,據以固化該光學膠;藉以製造出不需要偏光及反射基材且工藝簡單的電致變色鏡體。 The invention relates to a method for manufacturing an electrochromic automobile rearview mirror body structure, comprising: (A) a step of forming an electrochromic element, comprising a first substrate, a second substrate, an adhesive and an electric The discoloration solution constitutes the electrochromic element; (B) a smear step is applied to a third substrate by a liquid optical glue; (C) a bonding step is a coating surface of the third substrate Laying on the back surface of the electrochromic element, and pressurizing to spread the optical glue between the second substrate and the third substrate, and wiping off the overflowed optical glue; And (D) a curing step of irradiating the electrochromic element and the third substrate with ultraviolet rays to cure the optical glue; thereby producing an electrochromic lens body that does not require polarizing and reflecting the substrate and has a simple process. 依據申請專利範圍第6項所述之製造方法,其中該光學膠係設為液態透明光學膠(Liquid Optical Clear Adhesive,LOCA)。 The manufacturing method according to claim 6, wherein the optical adhesive is a Liquid Optical Clear Adhesive (LOCA). 一種電致變色汽車後視鏡體結構之製造方法,係包含有:(a)一構成電致變色元件之步驟,係由一第一基材、一第二基材、一黏著劑及一電致變色溶液構成該電致變色元件;(b)一裁剪、上膠步驟,係由預先裁剪好所需形狀的一光學雙面膠貼於一第三基材;(c)一結合步驟,係將該第三基材的上膠面貼設於該電致變色元件的背面;及(d)一加壓烘烤步驟,係對該電致變色元件、第三基材進行加壓烘烤並將該光學雙面膠的氣泡擠出來;藉以製造出不需要偏光及反射基材且工藝簡單的電致變色鏡體。 A method for manufacturing an electrochromic automobile rearview mirror body structure comprises: (a) a step of forming an electrochromic element, comprising a first substrate, a second substrate, an adhesive, and an electric a color changing solution constituting the electrochromic element; (b) a cutting and sizing step of attaching an optical double-sided tape of a desired shape to a third substrate in advance; (c) a bonding step Laminating the sizing surface of the third substrate to the back surface of the electrochromic element; and (d) a pressure baking step of press-baking the electrochromic element and the third substrate The bubble of the optical double-sided tape is extruded; thereby producing an electrochromic mirror body which does not require polarizing and reflecting the substrate and has a simple process. 依據申請專利範圍第8項所述之製造方法,其中該光學膠係設為固態光學透明膠(Optical Clear Adhesive,OCA)。 The manufacturing method according to claim 8, wherein the optical adhesive is an optical clear adhesive (OCA).
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TWM382503U (en) * 2010-02-06 2010-06-11 you-zheng Cai Slim type electrochromic device
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TW200424713A (en) * 2003-05-08 2004-11-16 Target Technology Co Llc Silver alloy thin film reflector and transparent electrical conductor
TWM382503U (en) * 2010-02-06 2010-06-11 you-zheng Cai Slim type electrochromic device
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