JP2023095919A5 - - Google Patents

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Publication number
JP2023095919A5
JP2023095919A5 JP2023073795A JP2023073795A JP2023095919A5 JP 2023095919 A5 JP2023095919 A5 JP 2023095919A5 JP 2023073795 A JP2023073795 A JP 2023073795A JP 2023073795 A JP2023073795 A JP 2023073795A JP 2023095919 A5 JP2023095919 A5 JP 2023095919A5
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JP
Japan
Prior art keywords
layer
weather
protective sheet
transparent protective
refractive index
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.)
Pending
Application number
JP2023073795A
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Japanese (ja)
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JP2023095919A (en
Filing date
Publication date
Priority claimed from JP2016251471A external-priority patent/JP6926470B2/en
Application filed filed Critical
Priority to JP2023073795A priority Critical patent/JP2023095919A/en
Publication of JP2023095919A publication Critical patent/JP2023095919A/en
Publication of JP2023095919A5 publication Critical patent/JP2023095919A5/ja
Pending legal-status Critical Current

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Claims (6)

太陽電池モジュール用の透明保護シートであって、
ポリエステル系樹脂をベース樹脂とする基材層と、
耐候接着材層と、
屈折率が前記基材層よりも小さい樹脂層である耐候層と、がこの順で積層されてなり、
前記基材層の屈折率と前記耐候接着材層の屈折率との差が、０．０１以下であって、
波長４００ｎｍ以上１２００ｎｍ以下における光線透過率が９０．０％以上である、
透明保護シート。 A transparent protective sheet for solar cell modules,
a base material layer made of polyester resin as a base resin;
a weather-resistant adhesive layer;
and a weather-resistant layer which is a resin layer with a refractive index smaller than that of the base material layer, are laminated in this order,
The difference between the refractive index of the base material layer and the refractive index of the weather-resistant adhesive layer is 0.01 or less,
The light transmittance at a wavelength of 400 nm or more and 1200 nm or less is 90.0% or more,
Transparent protective sheet. 下記式（１）によって算出される前記耐候接着材層と前記耐候層の各層間の界面における全光線の反射率（Ｒ）が、０．１％未満である、The total light reflectance (R) at the interface between each layer of the weather-resistant adhesive layer and the weather-resistant layer, which is calculated by the following formula (1), is less than 0.1%.
請求項１に記載の透明保護シート。The transparent protective sheet according to claim 1.
（式１） 反射率（Ｒ）＝（（ｎ１－ｎ２）／（ｎ１＋ｎ２）(Formula 1) Reflectance (R) = ((n1-n2)/(n1+n2) ２2 ）)
（ｎ１、ｎ２は、界面上で密着している各樹脂基材の屈折率）(n1, n2 are the refractive indexes of each resin base material in close contact on the interface) 前記耐候層の屈折率が１．３０以上１．５０以下である、The weather-resistant layer has a refractive index of 1.30 or more and 1.50 or less,
請求項１又は２に記載の透明保護シート。The transparent protective sheet according to claim 1 or 2. 前記基材層の屈折率が１．５０以上１．６０以下である、The refractive index of the base material layer is 1.50 or more and 1.60 or less,
請求項１から３の何れかに記載の透明保護シート。The transparent protective sheet according to any one of claims 1 to 3. 太陽電池素子と封止材とを含んでなり、請求項１から４の何れかに記載の透明保護シートが、最外層に配置されている太陽電池モジュール。A solar cell module comprising a solar cell element and a sealing material, wherein the transparent protective sheet according to any one of claims 1 to 4 is disposed as the outermost layer. 前記封止材がポリエチレン系樹脂又はエチレン－酢酸ビニル共重合体樹脂である、The sealing material is a polyethylene resin or an ethylene-vinyl acetate copolymer resin,
請求項５に記載の太陽電池モジュール。The solar cell module according to claim 5.
JP2023073795A 2016-12-26 2023-04-27 Transparent protective sheet for solar cell module Pending JP2023095919A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2023073795A JP2023095919A (en) 2016-12-26 2023-04-27 Transparent protective sheet for solar cell module

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2016251471A JP6926470B2 (en) 2016-12-26 2016-12-26 Transparent protective sheet for solar cell modules
JP2021128693A JP7279745B2 (en) 2016-12-26 2021-08-05 Transparent protective sheet for solar cell modules
JP2023073795A JP2023095919A (en) 2016-12-26 2023-04-27 Transparent protective sheet for solar cell module

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP2021128693A Division JP7279745B2 (en) 2016-12-26 2021-08-05 Transparent protective sheet for solar cell modules

Publications (2)

Publication Number Publication Date
JP2023095919A JP2023095919A (en) 2023-07-06
JP2023095919A5 true JP2023095919A5 (en) 2024-03-15

Family

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Family Applications (5)

Application Number Title Priority Date Filing Date
JP2016251471A Active JP6926470B2 (en) 2016-12-26 2016-12-26 Transparent protective sheet for solar cell modules
JP2021128693A Active JP7279745B2 (en) 2016-12-26 2021-08-05 Transparent protective sheet for solar cell modules
JP2022137005A Active JP7384250B2 (en) 2016-12-26 2022-08-30 Transparent protective sheet for solar cell modules
JP2023073795A Pending JP2023095919A (en) 2016-12-26 2023-04-27 Transparent protective sheet for solar cell module
JP2023189861A Pending JP2024009027A (en) 2016-12-26 2023-11-07 Transparent protective sheet for solar cell module

Family Applications Before (3)

Application Number Title Priority Date Filing Date
JP2016251471A Active JP6926470B2 (en) 2016-12-26 2016-12-26 Transparent protective sheet for solar cell modules
JP2021128693A Active JP7279745B2 (en) 2016-12-26 2021-08-05 Transparent protective sheet for solar cell modules
JP2022137005A Active JP7384250B2 (en) 2016-12-26 2022-08-30 Transparent protective sheet for solar cell modules

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2023189861A Pending JP2024009027A (en) 2016-12-26 2023-11-07 Transparent protective sheet for solar cell module

Country Status (1)

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JP (5) JP6926470B2 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7151263B2 (en) * 2018-08-14 2022-10-12 住友ベークライト株式会社 Resin sheet laminate and protective film set
JP7206809B2 (en) * 2018-10-30 2023-01-18 大日本印刷株式会社 Transparent protective sheet for solar cell modules
JP7318908B2 (en) * 2019-03-20 2023-08-01 株式会社コバヤシ Method for producing film and fluororesin composition
JP6881620B1 (en) * 2020-01-15 2021-06-02 大日本印刷株式会社 Backside protective sheet for solar cell module, backside protective sheet roll body and solar cell module
CN113327996B (en) * 2021-05-27 2022-06-10 福斯特(嘉兴)新材料有限公司 Transparent backboard

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4101270B2 (en) 2005-07-25 2008-06-18 日立マクセル株式会社 Optical film and panel for image display device using the same
JPWO2007040039A1 (en) * 2005-09-30 2009-04-16 東レ株式会社 Sealing film for solar cell module and solar cell module
CN101728437B (en) * 2008-11-03 2012-07-04 E.I.内穆尔杜邦公司 Backboard with packaging function and solar panel using same
JP5581816B2 (en) * 2010-06-02 2014-09-03 コニカミノルタ株式会社 Gas barrier film and organic element device using the same
JP2012129296A (en) * 2010-12-14 2012-07-05 Toppan Printing Co Ltd Cover film for solar cell module and solar cell module
JP2012195491A (en) * 2011-03-17 2012-10-11 Toppan Printing Co Ltd Sheet for flexible solar cells
CN103608927B (en) 2011-06-15 2016-03-09 陶氏环球技术有限责任公司 Flexible photovoltaic article
JP5966293B2 (en) * 2011-09-22 2016-08-10 大日本印刷株式会社 Gas barrier film, gas barrier layer, and apparatus
ITTO20110849A1 (en) * 2011-09-23 2013-03-24 Solbian En Alternative S R L FLEXIBLE PHOTOVOLTAIC PANEL.
JP2013207075A (en) * 2012-03-28 2013-10-07 Lintec Corp Protective sheet for solar cell, method for producing the same, and solar cell module
US10720539B2 (en) * 2012-09-25 2020-07-21 Tomark-Worthen, Llc Coextruded solar panel backsheet and method of manufacture
JP2015070234A (en) * 2013-09-30 2015-04-13 大日本印刷株式会社 Transparent protective sheet for solar battery modules
CN103660493A (en) * 2013-12-09 2014-03-26 苏州中来光伏新材股份有限公司 VPF backplane for solar cell and processing process thereof

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