WO2023089167A1 - Photobioréacteur à couche adsorbée de copolymère zwitterionique antisalissure - Google Patents

Photobioréacteur à couche adsorbée de copolymère zwitterionique antisalissure Download PDF

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Publication number
WO2023089167A1
WO2023089167A1 PCT/EP2022/082587 EP2022082587W WO2023089167A1 WO 2023089167 A1 WO2023089167 A1 WO 2023089167A1 EP 2022082587 W EP2022082587 W EP 2022082587W WO 2023089167 A1 WO2023089167 A1 WO 2023089167A1
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WO
WIPO (PCT)
Prior art keywords
polymer
meth
photobioreactor
process according
algae
Prior art date
Application number
PCT/EP2022/082587
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English (en)
Inventor
Annamarija Raic
Peter Stengel
Simon WIDMAIER
Nadine KAISER
Peter Hahn
Matthias KELLERMEIER
Veronique Schwartz
Original Assignee
Facellitate 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.)
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Publication date
Application filed by Facellitate Gmbh filed Critical Facellitate Gmbh
Publication of WO2023089167A1 publication Critical patent/WO2023089167A1/fr

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    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M21/00—Bioreactors or fermenters specially adapted for specific uses
    • C12M21/02—Photobioreactors
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/16—Antifouling paints; Underwater paints
    • C09D5/1606—Antifouling paints; Underwater paints characterised by the anti-fouling agent
    • C09D5/1637—Macromolecular compounds
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M23/00—Constructional details, e.g. recesses, hinges
    • C12M23/20—Material Coatings
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M39/00—Means for cleaning the apparatus or avoiding unwanted deposits of microorganisms

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Zoology (AREA)
  • Biotechnology (AREA)
  • Genetics & Genomics (AREA)
  • General Health & Medical Sciences (AREA)
  • Sustainable Development (AREA)
  • Microbiology (AREA)
  • Biochemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Molecular Biology (AREA)
  • Materials Engineering (AREA)
  • Immunology (AREA)
  • Clinical Laboratory Science (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)

Abstract

La présente invention concerne un procédé de culture alguale dans un photobioréacteur, comprenant les étapes suivantes : a) mise à disposition d'un photobioréacteur comportant à sa surface une couche adsorbée d'un polymère P constitué d'un copolymère d'au moins un monomère M choisi parmi le (méth)acrylate d'alkyle, le (méth)acrylate d'aryloxyalkyle, le (méth)acrylamide d'alkyle ou le (méth)acrylamide d'aryle; et d'au moins un monomère zwitterionique choisi parmi les monomères zwitterioniques à insaturation éthylénique, et b) mise en culture des algues dans un milieu surnageant au-dessus de la surface du photobioréacteur. L'invention concerne également un photobioréacteur pour la culture algale comportant à sa surface une couche adsorbée du polymère P; et un procédé de fabrication d'un photobioréacteur, comportant à sa surface une couche adsorbée d'un polymère P tel que défini dans les revendications précédentes, le procédé comprenant les étapes suivantes : mise à disposition d'un photobioréacteur; et application à la surface du photobioréacteur d'une solution S du polymère P dans un solvant L.
PCT/EP2022/082587 2021-11-22 2022-11-21 Photobioréacteur à couche adsorbée de copolymère zwitterionique antisalissure WO2023089167A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP21209637.4 2021-11-22
EP21209637 2021-11-22

Publications (1)

Publication Number Publication Date
WO2023089167A1 true WO2023089167A1 (fr) 2023-05-25

Family

ID=78725360

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2022/082587 WO2023089167A1 (fr) 2021-11-22 2022-11-21 Photobioréacteur à couche adsorbée de copolymère zwitterionique antisalissure

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WO (1) WO2023089167A1 (fr)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100152708A1 (en) * 2008-12-05 2010-06-17 Semprus Biosciences Corp. Non-fouling, anti-microbial, anti-thrombogenic graft-from compositions
US10544312B2 (en) 2007-11-19 2020-01-28 University Of Washington Marine coatings
US20200248114A1 (en) * 2015-12-01 2020-08-06 Arborea Ltd Photo-bioreactor device and methods
WO2020156907A1 (fr) * 2019-01-30 2020-08-06 Basf Se Dispositif biocompatible avec une couche adsorbée de copolymères acryliques en peigne
WO2020186134A1 (fr) * 2019-03-14 2020-09-17 University Of Washington Revêtements de copolymères zwitterioniques et procédés associés
US20210230329A1 (en) * 2018-06-04 2021-07-29 Rhodia Operations Methods for reducing or preventing colloids adhesion and/or fouling on a substrate, compositions, and copolymers useful therefor

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10544312B2 (en) 2007-11-19 2020-01-28 University Of Washington Marine coatings
US20100152708A1 (en) * 2008-12-05 2010-06-17 Semprus Biosciences Corp. Non-fouling, anti-microbial, anti-thrombogenic graft-from compositions
US20200248114A1 (en) * 2015-12-01 2020-08-06 Arborea Ltd Photo-bioreactor device and methods
US20210230329A1 (en) * 2018-06-04 2021-07-29 Rhodia Operations Methods for reducing or preventing colloids adhesion and/or fouling on a substrate, compositions, and copolymers useful therefor
WO2020156907A1 (fr) * 2019-01-30 2020-08-06 Basf Se Dispositif biocompatible avec une couche adsorbée de copolymères acryliques en peigne
WO2020186134A1 (fr) * 2019-03-14 2020-09-17 University Of Washington Revêtements de copolymères zwitterioniques et procédés associés

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
HALAJ, M. ET AL.: "Extracellular biopolymers produced by Dictyosphaerium family - Chemical and immunomodulative properties", INTERNATIONAL JOURNAL OF BIOLOGICAL MACROMOLECULES, vol. 121, 2019, pages 1254 - 1263
XIAO, R.Y. ZHENG: "Overview of microalgal extracellular polymeric substances (EPS) and their applications", BIOTECHNOLOGY ADVANCES, vol. 34, no. 7, 2016, pages 1225 - 1244, XP029765745, DOI: 10.1016/j.biotechadv.2016.08.004

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