CA2284539A1 - An electrochromic mirror with two thin glass elements and a gelled electrochromic medium - Google Patents
An electrochromic mirror with two thin glass elements and a gelled electrochromic medium Download PDFInfo
- Publication number
- CA2284539A1 CA2284539A1 CA002284539A CA2284539A CA2284539A1 CA 2284539 A1 CA2284539 A1 CA 2284539A1 CA 002284539 A CA002284539 A CA 002284539A CA 2284539 A CA2284539 A CA 2284539A CA 2284539 A1 CA2284539 A1 CA 2284539A1
- Authority
- CA
- Canada
- Prior art keywords
- mirror
- glass elements
- electrochromic
- thin glass
- solvent
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K9/00—Tenebrescent materials, i.e. materials for which the range of wavelengths for energy absorption is changed as a result of excitation by some form of energy
- C09K9/02—Organic tenebrescent materials
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R1/00—Optical viewing arrangements; Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
- B60R1/02—Rear-view mirror arrangements
- B60R1/08—Rear-view mirror arrangements involving special optical features, e.g. avoiding blind spots, e.g. convex mirrors; Side-by-side associations of rear-view and other mirrors
- B60R1/083—Anti-glare mirrors, e.g. "day-night" mirrors
- B60R1/088—Anti-glare mirrors, e.g. "day-night" mirrors using a cell of electrically changeable optical characteristic, e.g. liquid-crystal or electrochromic mirrors
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/15—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on an electrochromic effect
- G02F1/1503—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on an electrochromic effect caused by oxidation-reduction reactions in organic liquid solutions, e.g. viologen solutions
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/15—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on an electrochromic effect
- G02F1/153—Constructional details
- G02F1/161—Gaskets; Spacers; Sealing of cells; Filling or closing of cells
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/15—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on an electrochromic effect
- G02F1/1514—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on an electrochromic effect characterised by the electrochromic material, e.g. by the electrodeposited material
- G02F1/1516—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on an electrochromic effect characterised by the electrochromic material, e.g. by the electrodeposited material comprising organic material
- G02F1/15165—Polymers
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/15—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on an electrochromic effect
- G02F2001/1502—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on an electrochromic effect complementary cell
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/15—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on an electrochromic effect
- G02F1/1514—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on an electrochromic effect characterised by the electrochromic material, e.g. by the electrodeposited material
- G02F2001/15145—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on an electrochromic effect characterised by the electrochromic material, e.g. by the electrodeposited material the electrochromic layer comprises a mixture of anodic and cathodic compounds
Abstract
An improved electrochromic rearview mirror for motor vehicles, the mirror (110) incorporating thin front and rear spaced glass elements (112, 114) having a thickness ranging from about 0.5 to about 1.5. A
layer of conductive material (118a-c) is placed onto the minor's second surface (112b), and either another layer of transparent conductive material or a combined reflector/electrode (120) is placed onto the mirror's third surface (114a). A chamber (116), defined by the layers (112b, 114a) on the interior surfaces of the front and rear glass elements (112, 114) and a peripheral sealing member (122), contains a free-standing gel (124) comprising a solvent and a cross-linked polymer matrix. The chamber (116) further contains at least one electrochromic material in solution with the solvent and interspersed in the cross-linked polymer matrix. The gel (124) co-operatively interacts with the thin glass elements (112, 114) to form a thick, strong unitary member which is resistant to flexing, warping, bowing and/or shattering and further allows the mirror (110) to exhibit reduced vibrational distortion and double imaging.
layer of conductive material (118a-c) is placed onto the minor's second surface (112b), and either another layer of transparent conductive material or a combined reflector/electrode (120) is placed onto the mirror's third surface (114a). A chamber (116), defined by the layers (112b, 114a) on the interior surfaces of the front and rear glass elements (112, 114) and a peripheral sealing member (122), contains a free-standing gel (124) comprising a solvent and a cross-linked polymer matrix. The chamber (116) further contains at least one electrochromic material in solution with the solvent and interspersed in the cross-linked polymer matrix. The gel (124) co-operatively interacts with the thin glass elements (112, 114) to form a thick, strong unitary member which is resistant to flexing, warping, bowing and/or shattering and further allows the mirror (110) to exhibit reduced vibrational distortion and double imaging.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA002525667A CA2525667C (en) | 1997-04-02 | 1998-03-26 | An electrochromic mirror with two thin glass elements and a gelled electrochromic medium |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US834,783 | 1997-04-02 | ||
US08/834,783 US5940201A (en) | 1997-04-02 | 1997-04-02 | Electrochromic mirror with two thin glass elements and a gelled electrochromic medium |
PCT/US1998/005940 WO1998044386A1 (en) | 1997-04-02 | 1998-03-26 | An electrochromic mirror with two thin glass elements and a gelled electrochromic medium |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002525667A Division CA2525667C (en) | 1997-04-02 | 1998-03-26 | An electrochromic mirror with two thin glass elements and a gelled electrochromic medium |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2284539A1 true CA2284539A1 (en) | 1998-10-08 |
CA2284539C CA2284539C (en) | 2005-11-22 |
Family
ID=25267797
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002284539A Expired - Lifetime CA2284539C (en) | 1997-04-02 | 1998-03-26 | An electrochromic mirror with two thin glass elements and a gelled electrochromic medium |
Country Status (8)
Country | Link |
---|---|
US (5) | US5940201A (en) |
EP (2) | EP1489456A1 (en) |
JP (2) | JP3645273B2 (en) |
AT (1) | ATE271232T1 (en) |
AU (1) | AU6776198A (en) |
CA (1) | CA2284539C (en) |
DE (1) | DE69825053T2 (en) |
WO (1) | WO1998044386A1 (en) |
Families Citing this family (164)
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- 1998-03-26 AU AU67761/98A patent/AU6776198A/en not_active Abandoned
- 1998-03-26 CA CA002284539A patent/CA2284539C/en not_active Expired - Lifetime
- 1998-03-26 JP JP54179398A patent/JP3645273B2/en not_active Expired - Lifetime
- 1998-03-26 DE DE69825053T patent/DE69825053T2/en not_active Expired - Lifetime
- 1998-03-26 WO PCT/US1998/005940 patent/WO1998044386A1/en active IP Right Grant
- 1998-03-26 EP EP98913140A patent/EP0990194B1/en not_active Expired - Lifetime
- 1998-03-26 AT AT98913140T patent/ATE271232T1/en not_active IP Right Cessation
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1999
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2000
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2004
- 2004-01-29 JP JP2004021296A patent/JP4397698B2/en not_active Expired - Lifetime
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ATE271232T1 (en) | 2004-07-15 |
EP0990194A1 (en) | 2000-04-05 |
JP4397698B2 (en) | 2010-01-13 |
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