IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0520910
(2010-12-28)
|
등록번호 |
US-8773746
(2014-07-08)
|
우선권정보 |
JP-2010-003254 (2010-01-08); JP-2010-285168 (2010-12-21) |
국제출원번호 |
PCT/JP2010/073777
(2010-12-28)
|
§371/§102 date |
20120920
(20120920)
|
국제공개번호 |
WO2011/083734
(2011-07-14)
|
발명자
/ 주소 |
- Tajima, Kazuki
- Yamada, Yasusei
- Yoshimura, Kazuki
|
출원인 / 주소 |
- National Institute of Advanced Industrial Science and Technology
|
대리인 / 주소 |
Wenderoth, Lind & Ponack, L.L.P.
|
인용정보 |
피인용 횟수 :
4 인용 특허 :
3 |
초록
▼
An all-solid-state reflective dimming electrochromic element having a multilayer film formed on a transparent substrate, which is characterized in that the multilayer film has a multilayer structure comprising at least a transparent conductive film layer, an ion storage layer, a solid electrolyte la
An all-solid-state reflective dimming electrochromic element having a multilayer film formed on a transparent substrate, which is characterized in that the multilayer film has a multilayer structure comprising at least a transparent conductive film layer, an ion storage layer, a solid electrolyte layer, a buffer layer, a catalyst layer, a reflective dimming layer, and a protective layer formed on the transparent substrate, and which is sealed with the protective layer, and a dimming member comprising the same are provided.
대표청구항
▼
1. An all-solid-state reflective dimming electrochromic element having a multilayer film formed on a transparent substrate, wherein: the multilayer film has a multilayer structure comprising at least a transparent conductive film layer, an ion storage layer, a solid electrolyte layer, a buffer layer
1. An all-solid-state reflective dimming electrochromic element having a multilayer film formed on a transparent substrate, wherein: the multilayer film has a multilayer structure comprising at least a transparent conductive film layer, an ion storage layer, a solid electrolyte layer, a buffer layer, a catalyst layer, a reflective dimming layer comprising a magnesium alloy thin film, and a protective layer formed successively on the transparent substrate;the protective layer comprises an ultraviolet curing resin, an ultraviolet-heat curing resin, a polyvinyl chloride, a polyvinylidene chloride, a fluororesin, tetrafluoroethylene, or a cycloolefin polymer;the protective layer seals the reflective dimming layer surface or the multilayer film;the protective layer does not chemically react with the other layers of the multilayer film; andthe protective layer has a cure shrinkage of 10% or less, a water absorption of 3% or less, and a total transmittance of 90% or more and is transparent if cured. 2. The all-solid-state reflective dimming electrochromic element according to claim 1, wherein the transparent substrate is glass or a resin sheet. 3. The all-solid-state reflective dimming electrochromic element according to claim 1, wherein said element is capable of exhibiting a reflective dimming action by application of a voltage and/or flowing a current between the transparent conductive film layer and the reflective dimming layer. 4. The all-solid-state reflective dimming electrochromic element according to claim 1, wherein the ion storage layer formed on the transparent conductive film layer is a transition metal oxide thin film. 5. The all-solid-state reflective dimming electrochromic element according to claim 1, wherein the solid electrolyte layer formed on the ion storage layer is a transparent metal oxide thin film. 6. The all-solid-state reflective dimming electrochromic element according to claim 5, wherein the transparent metal oxide thin film has a density of 2.8 to 4.3 g/cm3. 7. The all-solid-state reflective dimming electrochromic element according to claim 5, wherein the transparent metal oxide thin film comprises tantalum oxide or zirconium oxide. 8. The all-solid-state reflective dimming electrochromic element according to claim 1, wherein the buffer layer formed on the solid electrolyte layer is a metal thin film. 9. The all-solid-state reflective dimming electrochromic element according to claim 8, wherein the metal thin film comprises metallic aluminum, metallic tantalum, or metallic titanium. 10. The all-solid-state reflective dimming electrochromic element according to claim 1, wherein the catalyst layer formed on the buffer layer comprises palladium, platinum, silver, or an alloy thereof. 11. The all-solid-state reflective dimming electrochromic element according to claim 1, wherein the magnesium alloy thin film comprises magnesium-nickel, magnesium-titanium, or magnesium-niobium alloy. 12. The all-solid-state reflective dimming electrochromic element according to claim 11, wherein the magnesium alloy thin film comprises at least MgNix (0.1≦x≦0.5), MgTix (0.1≦x≦0.5), or MgNbx (0.3≦x≦0.6). 13. The all-solid-state reflective dimming electrochromic element according to claim 1, wherein the ion storage layer or the reflective dimming layer is hydrogenated and/or the solid electrolyte layer contains hydrogen. 14. The all-solid-state reflective dimming electrochromic element according to claim 1, further comprising a transparent conductive film layer between the reflective dimming layer and the protective layer. 15. The all-solid-state reflective dimming electrochromic element according to claim 1, wherein the transparent conductive film layer has a surface resistance of smaller than 100 Ω/□. 16. The all-solid-state reflective dimming electrochromic element according to claim 1, wherein the transparent conductive film layer comprises at least a metal thin film, an oxide, or an organic compound, each having a light transmittance of higher than 70%. 17. A dimming member comprising the all-solid-state reflective dimming electrochromic element according to claim 1.
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