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US4413877A
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Selectively light-transmitting laminated structure
Assignee: Teijin Ltd
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Filing: 1982-11-01
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Granted: 1983-11-08
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Expires: 2002-11-01
Abstract
Abstract In a selectively light-transmitting laminated structure composed of (1) a substrate layer (A) of a transparent sheet-like structure, (2) a heat wave-reflective layer (D) of a silver-containing metal having a thickness of 50 to 300 Å formed on layer (A), (3) either a transparent thin layer (B 1 ) having a high refractive index placed between layers (A) and (D), or a transparent thin layer (B 2 ) having a high refractive index on layer (D), or both layers (B 1 ) and (B 2 ), and (4) optionally, a transparent top layer (E) on layer (D); the improvement wherein a thin layer (C) having a thickness of 3 to 100 Å and deposited as a material selected from the group consisting of Ti, Zr, In, Si, C, Co and Ni is provided on layer (D) in contact therewith.
Inventors
- 👤 Kazutomi Suzuki
- 👤 Hitoshi Mikoshiba
- 👤 Yuji Mitani
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:36
CPC Classifications
C; C03; C03C; C03C17/00; C03C17/34; C03C17/36; C03C17/3602; C03C17/3615; A; A01; A01G; A01G9/00; A01G9/14; A01G9/1438; C03C17/3618; C03C17/3628; C03C17/3634; C03C17/3636; C03C17/3644; C03C17/3647; C03C17/3652; C03C17/3657; C03C17/366; C03C17/3681; F; F24; F24S; F24S50/00; F24S50/80; F24S80/00; F24S80/50; F24S80/52; Y; Y02; Y02A; Y02A40/00; Y02A40/10; Y02A40/25; Y02B; Y02B10/00; Y02B10/20; Y02E; Y02E10/00; Y02E10/40
Claims Analysis
Total Claims: 28
Claim 1
Independent Claim
128 words
A selectively light-transmitting laminated structure having the following layers: (1) a substrate layer (A) of a transparent sheet-like structure, (2) a heat wave-reflective layer (D) of a silver-containing metal having a thickness of 50-300 Å, (3) a single layer (C) deposited as elemental titanium (Ti) and having a thickness of 25 to 100 Å, or said layer (C) on each side of layer (D), said layers (C) having a minimum total thickness of 10 Å and a maximum total thickness of 100 Å, (4) at least one transparent thin layer (B) having a thickness of 50-500 Å and a high refractive index, said layers being in contact with each other in the order: (A)-(B)-(D)-(C), (A)-(B)-(D)-(C)-(B), (A)-(D)-(C)-(B), (A)-(B)-(C)-(D)-(C), (A)-(C)-(D)-(C)-(B) or (A)-(B)-(C)-(D)-(C)-(B) and (5) optionally, a transparent top layer (E).
Claim 2
Dependent Claim
128 words
A selectively light-transmitting laminated structure having the following layers: (1) a substrate layer (A) of a transparent sheet-like structure, (2) a heat wave-reflective layer (D) of a silver-containing metal having a thickness of 50-300 Å, (3) a single layer (C) deposited as elemental titanium (Ti) and having a thickness of 25 to 100 Å, or said layer (C) on each side of layer (D), said layers (C) having a minimum total thickness of 10 Å and a maximum total thickness of 100 Å, (4) at least one transparent thin layer (B) having a thickness of 50-500 Å and a high refractive index, said layers being in contact with each other in the order: (A)-(B)-(D)-(C), (A)-(B)-(D)-(C)-(B), (A)-(D)-(C)-(B), (A)-(B)-(C)-(D)-(C), (A)-(C)-(D)-(C)-(B) or (A)-(B)-(C)-(D)-(C)-(B) and (5) optionally, a transparent top layer (E).
Claim 3
Dependent Claim
128 words
A selectively light-transmitting laminated structure having the following layers: (1) a substrate layer (A) of a transparent sheet-like structure, (2) a heat wave-reflective layer (D) of a silver-containing metal having a thickness of 50-300 Å (3) a layer (C) deposited as elemental zirconium (Zr) or elemental carbon and having a thickness of 25-100 Å, or said layer (C) on each side of layer (D), said layer (C) having a minimum total thickness of 10 Å and a maximum total thickness of 100 Å, (4) at least one transparent thin layer (B) having a thickness of 50-500 Å and a high refractive index, said layers being in contact with each other in the order: (A)-(B)-(D)-(C), (A)-(B)-(D)-(C)-(B), (A)-(D)-(C)-(B), (A)-(B)-(C)-(D)-(C), (A)-(C)-(D)-(C)-(B), or (A)-(B)-(C)-(D)-(C)-(B), and (5) optionally, a transparent top layer (E).
Claim 4
Dependent Claim
128 words
A selectively light-transmitting laminated structure having the following layers: (1) a substrate layer (A) of a transparent sheet-like structure, (2) a heat wave-reflective layer (D) of a silver-containing metal having a thickness of 50-300 Å (3) a layer (C) deposited as elemental zirconium (Zr) or elemental carbon and having a thickness of 25-100 Å, or said layer (C) on each side of layer (D), said layer (C) having a minimum total thickness of 10 Å and a maximum total thickness of 100 Å, (4) at least one transparent thin layer (B) having a thickness of 50-500 Å and a high refractive index, said layers being in contact with each other in the order: (A)-(B)-(D)-(C), (A)-(B)-(D)-(C)-(B), (A)-(D)-(C)-(B), (A)-(B)-(C)-(D)-(C), (A)-(C)-(D)-(C)-(B), or (A)-(B)-(C)-(D)-(C)-(B), and (5) optionally, a transparent top layer (E).
Claim 5
Dependent Claim
27 words
The laminated structure of claim 1 having a single layer (C) wherein said layers are in contact with each other in the order: (A)-(B)-(D)-(C), (A)-(B)-(D)-(C)-(B) or (A)-(D)-(C)-(B).
Claim 6
Dependent Claim
28 words
The laminated structure of claim 1 wherein the two layers (C) are present, said layers being in contact with each other in the order: (A)-(B)-(C)-(D)-(C), (A)-(C)-(D)-(C)-(B) or (A)-(B)-(C)-(D)-(C)-(B).
Claim 7
Dependent Claim
27 words
The laminated structure of claim 2 having a single layer (C) wherein said layers are in contact with each other in the order: (A)-(B)-(D)-(C), (A)-(B)-(D)-(C)-(B) or (A)-(D)-(C)-(B).
Claim 8
Dependent Claim
28 words
The laminated structure of claim 2 wherein the two layers (C) are present, said layers being in contact with each other in the order: (A)-(B)-(C)-(D)-(C), (A)-(C)-(D)-(C)-(B) or (A)-(B)-(C)-(D)-(C)-(B).
Claim 9
Dependent Claim
42 words
The selectively light-transmitting laminated structure of claim 1 wherein the layer (D) is a layer of silver, a layer of silver containing up to 30% by weight of copper, or a layer of silver containing up to 30% by weight of gold.
Claim 10
Dependent Claim
42 words
The selectively light-transmitting laminated structure of claim 2 wherein the layer (D) is a layer of silver, a layer of silver containing up to 30% by weight of copper, or a layer of silver containing up to 30% by weight of gold.
Claim 11
Dependent Claim
43 words
The laminated structure of claim 1 wherein each of the layers (B) is a layer of an oxide of a metal selected from the group consisting of Ti, In, Zn, Sn, Y, Er, Zr, Ce, Ta and Hf or a layer of ZnS.
Claim 12
Dependent Claim
43 words
The laminated structure of claim 2 wherein each of the layers (B) is a layer of an oxide of a metal selected from the group consisting of Ti, In, Zn, Sn, Y, Er, Zr, Ce, Ta and Hf or a layer of ZnS.
Claim 13
Dependent Claim
41 words
The laminated structure of claim 1 wherein each of the layers (B) is a thin layer of an oxide of titanium derived from a layer of an organic titanium compound and containing an organic residual moiety of the organic titanium compound.
Claim 14
Dependent Claim
41 words
The laminated structure of claim 2 wherein each of the layers (B) is a thin layer of an oxide of titanium derived from a layer of an organic titanium compound and containing an organic residual moiety of the organic titanium compound.
Claim 15
Dependent Claim
25 words
The laminated structure of claim 1 which has a visible light transmittance of at least 50% and an average infrared reflectance of at least 70%.
Claim 16
Dependent Claim
25 words
The laminated structure of claim 2 which has a visible light transmittance of at least 50% and an average infrared reflectance of at least 70%.
Claim 17
Dependent Claim
25 words
The laminated structure of claim 1 which has a visible light transmittance of at least 60% and an average infrared reflectance of at least 80%.
Claim 18
Dependent Claim
25 words
The laminated structure of claim 2 which has a visible light transmittance of at least 60% and an average infrared reflectance of at least 80%.
Claim 19
Dependent Claim
18 words
The laminated structure of claim 3 wherein the single layer (C) has a minimum thickness of 30 Å.
Claim 20
Dependent Claim
19 words
The laminated structure of claim 4 wherein the two layers (C) have a minimum thickness of about 15 Å.
Claim 21
Dependent Claim
19 words
The laminated structure of claim 5 wherein the single layer (C) has a thickness of at least 25 Å.
Claim 22
Dependent Claim
20 words
The laminated structure of claim 6 wherein the two layers (C) have a total minimum thickness of about 15 Å.
Claim 23
Dependent Claim
143 words
A selectively light-transmitting laminated structure having the following layers: (1) a substrate layer (A) of a transparent sheet-like structure, (2) a heat wave-reflective layer (D) of a silver-containing metal having a thickness of 50-300 Å, (3) a single layer (C) deposited as elemental titanium (Ti) and having a thickness of 25 to 100 Å, or said layer (C) on each side of layer (D), said layers (C) having a minimum total thickness of 10 Å and a maximum total thickness of 100 Å, (4) at least one transparent thin layer (B) having a thickness of 50-500 Å and a high refractive index, said layers being in contact with each other in the order: (A)-(B)-(D)-(C), (A)-(B)-(D)-(C)-(B), (A)-(D)-(C)-(B), (A)-(B)-(C)-(D)-(C), (A)-(C)-(D)-(C)-(B) or (A)-(B)-(C)-(D)-(C)-(B) and (5) a transparent top layer (E) of an acrylic resin or a polyolefin resin having a thickness of 0.05 to 10 microns.
Claim 24
Dependent Claim
143 words
A selectively light-transmitting laminated structure having the following layers: (1) a substrate layer (A) of a transparent sheet-like structure, (2) a heat wave-reflective layer (D) of a silver-containing metal having a thickness of 50-300 Å, (3) a single layer (C) deposited as elemental titanium (Ti) and having a thickness of 25 to 100 Å, or said layer (C) on each side of layer (D), said layers (C) having a minimum total thickness of 10 Å and a maximum total thickness of 100 Å, (4) at least one transparent thin layer (B) having a thickness of 50-500 Å and a high refractive index, said layers being in contact with each other in the order: (A)-(B)-(D)-(C), (A)-(B)-(D)-(C)-(B), (A)-(D)-(C)-(B), (A)-(B)-(C)-(D)-(C), (A)-(C)-(D)-(C)-(B) or (A)-(B)-(C)-(D)-(C)-(B) and (5) a transparent top layer (E) of an acrylic resin or a polyolefin resin having a thickness of 0.05 to 10 microns.
Claim 25
Dependent Claim
19 words
The laminated structure of claim 21 wherein the resin is polymethyl methacrylate resin, polyacrylonitrile resin, polymethacrylonitrile resin or polypropylene.
Claim 26
Dependent Claim
135 words
A selectively light-transmitting laminated structure having the following layers: (1) a substrate layer (A) of a transparent sheet-like structure, (2) a heat wave-reflective layer (D) of a silver-containing metal having a thickness of 50-300 Å, (3) a layer (C) deposited as elemental zirconium (Zr) or elemental carbon and having a thickness of 25-100 Å, or said layer (C) on each side of layer (D), said layer (C) having a minimum total thickness of 10 Å, (4) at least one transparent thin layer (B) having a thickness of 50-500 Å and a high refractive index, said layers being in contact with each other in the order: (A)-(B)-(D)-(C), (A)-(B)-(D)-(C)-(B), (A)-(D)-(C)-(B), (A)-(B)-(C)-(D)-(C), (A)-(C)-(D)-(C)-(B), or (A)-(B)-(C)-(D)-(C)-(B), and (5) a transparent top layer (E) of an acrylic resin or a polyolefin resin having a thickness of 0.05 to 10 microns.
Claim 27
Dependent Claim
135 words
A selectively light-transmitting laminated structure having the following layers: (1) a substrate layer (A) of a transparent sheet-like structure, (2) a heat wave-reflective layer (D) of a silver-containing metal having a thickness of 50-300 Å, (3) a layer (C) deposited as elemental zirconium (Zr) or elemental carbon and having a thickness of 25-100 Å, or said layer (C) on each side of layer (D), said layer (C) having a minimum total thickness of 10 Å, (4) at least one transparent thin layer (B) having a thickness of 50-500 Å and a high refractive index, said layers being in contact with each other in the order: (A)-(B)-(D)-(C), (A)-(B)-(D)-(C)-(B), (A)-(D)-(C)-(B), (A)-(B)-(C)-(D)-(C), (A)-(C)-(D)-(C)-(B), or (A)-(B)-(C)-(D)-(C)-(B), and (5) a transparent top layer (E) of an acrylic resin or a polyolefin resin having a thickness of 0.05 to 10 microns.
Claim 28
Dependent Claim
19 words
The laminated structure of claim 23 wherein the resin is polymethyl methacrylate resin, polyacrylonitrile resin, polymethacrylonitrile resin or polypropylene.
References Cited (Backward Citations)
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