WO2024256444A3 - Titanium dioxide-containing polypropylene compositions for external elements of bifacial photovoltaic modules - Google Patents

Titanium dioxide-containing polypropylene compositions for external elements of bifacial photovoltaic modules Download PDF

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Publication number
WO2024256444A3
WO2024256444A3 PCT/EP2024/066187 EP2024066187W WO2024256444A3 WO 2024256444 A3 WO2024256444 A3 WO 2024256444A3 EP 2024066187 W EP2024066187 W EP 2024066187W WO 2024256444 A3 WO2024256444 A3 WO 2024256444A3
Authority
WO
WIPO (PCT)
Prior art keywords
titanium dioxide
photovoltaic modules
external elements
containing polypropylene
polypropylene compositions
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.)
Ceased
Application number
PCT/EP2024/066187
Other languages
French (fr)
Other versions
WO2024256444A2 (en
Inventor
Minna Kaarina AARNIO-WINTERHOF
Francis Reny COSTA
Dietrich Gloger
Jeroen Oderkerk
Jessica HESSELGREN
Qizheng Dou
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Borealis GmbH
Original Assignee
Borealis GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Borealis GmbH filed Critical Borealis GmbH
Priority to EP24732909.7A priority Critical patent/EP4728569A2/en
Publication of WO2024256444A2 publication Critical patent/WO2024256444A2/en
Publication of WO2024256444A3 publication Critical patent/WO2024256444A3/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
    • H10F19/00—Integrated devices, or assemblies of multiple devices, comprising at least one photovoltaic cell covered by group H10F10/00, e.g. photovoltaic modules
    • H10F19/80—Encapsulations or containers for integrated devices, or assemblies of multiple devices, having photovoltaic cells
    • H10F19/85—Protective back sheets
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
    • H10F19/00—Integrated devices, or assemblies of multiple devices, comprising at least one photovoltaic cell covered by group H10F10/00, e.g. photovoltaic modules
    • H10F19/80—Encapsulations or containers for integrated devices, or assemblies of multiple devices, having photovoltaic cells
    • H10F19/804—Materials of encapsulations
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
    • H10F77/00—Constructional details of devices covered by this subclass
    • H10F77/40—Optical elements or arrangements
    • H10F77/42—Optical elements or arrangements directly associated or integrated with photovoltaic cells, e.g. light-reflecting means or light-concentrating means
    • H10F77/488—Reflecting light-concentrating means, e.g. parabolic mirrors or concentrators using total internal reflection
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/50—Photovoltaic [PV] energy

Landscapes

  • Compositions Of Macromolecular Compounds (AREA)
  • Photovoltaic Devices (AREA)

Abstract

The present invention relates to a photovoltaic module having a protective back layer element that comprises a polypropylene composition comprising low levels of one or more white pigments, as well as to the use of titanium dioxide for maintaining elongation at break after UV treatment.
PCT/EP2024/066187 2023-06-13 2024-06-12 Titanium dioxide-containing polypropylene compositions for external elements of bifacial photovoltaic modules Ceased WO2024256444A2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP24732909.7A EP4728569A2 (en) 2023-06-13 2024-06-12 Titanium dioxide-containing polypropylene compositions for external elements of bifacial photovoltaic modules

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP23178933.0 2023-06-13
EP23178933 2023-06-13

Publications (2)

Publication Number Publication Date
WO2024256444A2 WO2024256444A2 (en) 2024-12-19
WO2024256444A3 true WO2024256444A3 (en) 2025-01-23

Family

ID=86764456

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2024/066187 Ceased WO2024256444A2 (en) 2023-06-13 2024-06-12 Titanium dioxide-containing polypropylene compositions for external elements of bifacial photovoltaic modules

Country Status (2)

Country Link
EP (1) EP4728569A2 (en)
WO (1) WO2024256444A2 (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102443216A (en) * 2010-10-15 2012-05-09 哈尔滨鑫达高分子材料有限责任公司 Anti-aging, anti-yellowing and low-odor polypropylene composite material and preparation method thereof
US20120196111A1 (en) * 2011-01-31 2012-08-02 Holger Kliesch White, biaxially oriented polyester film with a high portion of cyclohexanedimethanol and a primary and secondary dicarboxylic acid portion and a method for its production and its use
US20170077333A1 (en) * 2014-05-12 2017-03-16 Borealis Ag Polypropylene composition for producing a layer of a photovoltaic module
CN108034140A (en) * 2018-01-09 2018-05-15 浙江中聚材料有限公司 Excellent polyolefin complex of a kind of weather resistance and preparation method thereof
KR20200077154A (en) * 2018-12-20 2020-06-30 롯데케미칼 주식회사 Method of improving silicone sealing strength for solar cell polyolfin backsheet
US20220033679A1 (en) * 2018-09-28 2022-02-03 Dsm Advanced Solar B.V. Backsheet for photovoltaic modules comprising an aliphatic polyamide

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MX2018004842A (en) 2015-11-04 2018-08-01 Borealis Ag PHOTOVOLTAIC MODULE.
EP4157635A1 (en) 2020-05-25 2023-04-05 Borealis AG Layer element suitable as integrated backsheet for a bifacial photovoltaic module

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102443216A (en) * 2010-10-15 2012-05-09 哈尔滨鑫达高分子材料有限责任公司 Anti-aging, anti-yellowing and low-odor polypropylene composite material and preparation method thereof
US20120196111A1 (en) * 2011-01-31 2012-08-02 Holger Kliesch White, biaxially oriented polyester film with a high portion of cyclohexanedimethanol and a primary and secondary dicarboxylic acid portion and a method for its production and its use
US20170077333A1 (en) * 2014-05-12 2017-03-16 Borealis Ag Polypropylene composition for producing a layer of a photovoltaic module
CN108034140A (en) * 2018-01-09 2018-05-15 浙江中聚材料有限公司 Excellent polyolefin complex of a kind of weather resistance and preparation method thereof
US20220033679A1 (en) * 2018-09-28 2022-02-03 Dsm Advanced Solar B.V. Backsheet for photovoltaic modules comprising an aliphatic polyamide
KR20200077154A (en) * 2018-12-20 2020-06-30 롯데케미칼 주식회사 Method of improving silicone sealing strength for solar cell polyolfin backsheet

Also Published As

Publication number Publication date
EP4728569A2 (en) 2026-04-22
WO2024256444A2 (en) 2024-12-19

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