Electrochromic device having a seal including an epoxy resin cured with a cycloaliphatic amine
First Claim
1. An electrochromic mirror comprising:
- a front element;
a rear element;
a seal provided to form a sealed chamber, the sealed chamber being between said elements;
an electrochromic material disposed in said chamber; and
a reflector disposed on a surface of said rear element, wherein said seal comprises an epoxy resin at least partially cured with a cycloaliphatic amine.
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Accused Products
Abstract
An electrochromic variable reflectance mirror for a vehicle includes a front element and a rear element. A seal is provided to sealably bond the elements together in a spaced-apart relationship to define a chamber, and an electrochromic material is disposed in the chamber. The seal comprises an epoxy resin cured with a cycloaliphatic amine. The cycloaliphatic amine may be a bis(cycloaliphatic) amine, or more specifically, bis(aminocyclohexyl) methane (PACM). The epoxy resin may be an epoxy novolac resin such as an epoxy phenolic novolac (e.g., DEN431) or an epoxy cresol novolac resin, a bisphenol A epoxy resin, a bisphenol F epoxy resin, a tetraglycidyl methylenebisbenzenamine, or a glycidyl benzenamine.
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Citations
87 Claims
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1. An electrochromic mirror comprising:
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a front element;
a rear element;
a seal provided to form a sealed chamber, the sealed chamber being between said elements;
an electrochromic material disposed in said chamber; and
a reflector disposed on a surface of said rear element, wherein said seal comprises an epoxy resin at least partially cured with a cycloaliphatic amine. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39)
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40. An electrochromic mirror comprising:
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a front element;
a rear element;
a seal provided to form a sealed chamber, the sealed chamber being between said elements;
an electrochromic material disposed in said chamber; and
a reflector disposed on a surface of said rear element, wherein said seal comprises a bisphenol A epoxy resin at least partially cured with a cycloaliphatic amine. - View Dependent Claims (41, 42, 43, 44, 45)
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46. An electrochromic mirror comprising:
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a front element;
a rear element;
a seal provided to form a sealed chamber, the sealed chamber being between said elements;
an electrochromic material disposed in said chamber; and
a reflector disposed on a surface of said rear element, wherein said seal comprises an epoxy novolac resin at least partially cured with a cycloaliphatic amine. - View Dependent Claims (47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58)
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59. An electrochromic device comprising:
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a front element;
a rear element;
a seal provided to form a sealed chamber, the sealed chamber being between said elements; and
an electrochromic material disposed in said chamber, wherein said seal comprises an epoxy phenolic novolac resin at least partially cured with a bis(aminocyclohexyl) methane, wherein said epoxy phenolic novolac resin has the following structural formula;
wherein n has an average value from about 0.2 to about 1.6. - View Dependent Claims (60)
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61. An electrochromic mirror comprising:
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a front element including a transparent electrically conductive first electrode disposed on a rear surface thereof;
a rear element having a front surface and a rear surface;
a seal provided to form a sealed chamber, the sealed chamber being between said front and rear elements;
an electrochromic material disposed in said chamber; and
a reflector disposed on a surface of said rear element, wherein said seal comprises an epoxy phenolic novolac resin at least partially cured with a bis(aminocyclohexyl) methane, wherein said epoxy phenolic novolac resin has the following structural formula;
wherein X is hydrogen and n has an average value of about 0.2. - View Dependent Claims (62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87)
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Specification