EP4735531A1 - Procédé de production d'un produit de lignine - Google Patents

Procédé de production d'un produit de lignine

Info

Publication number
EP4735531A1
EP4735531A1 EP24743438.4A EP24743438A EP4735531A1 EP 4735531 A1 EP4735531 A1 EP 4735531A1 EP 24743438 A EP24743438 A EP 24743438A EP 4735531 A1 EP4735531 A1 EP 4735531A1
Authority
EP
European Patent Office
Prior art keywords
lignin
acid
solution
mixture
soluble
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
EP24743438.4A
Other languages
German (de)
English (en)
Inventor
Päivi Rousu
Maija Rouhiainen
Juha Rainer Anttila
Laura Kupiainen
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.)
Chempolis Oy
Original Assignee
Chempolis Oy
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 Chempolis Oy filed Critical Chempolis Oy
Publication of EP4735531A1 publication Critical patent/EP4735531A1/fr
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L97/00—Compositions of lignin-containing materials
    • C08L97/005—Lignin
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08H—DERIVATIVES OF NATURAL MACROMOLECULAR COMPOUNDS
    • C08H8/00—Macromolecular compounds derived from lignocellulosic materials
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23K—FODDER
    • A23K10/00—Animal feeding-stuffs
    • A23K10/30—Animal feeding-stuffs from material of plant origin, e.g. roots, seeds or hay; from material of fungal origin, e.g. mushrooms
    • A23K10/32—Animal feeding-stuffs from material of plant origin, e.g. roots, seeds or hay; from material of fungal origin, e.g. mushrooms from hydrolysates of wood or straw
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23K—FODDER
    • A23K10/00—Animal feeding-stuffs
    • A23K10/30—Animal feeding-stuffs from material of plant origin, e.g. roots, seeds or hay; from material of fungal origin, e.g. mushrooms
    • A23K10/37—Animal feeding-stuffs from material of plant origin, e.g. roots, seeds or hay; from material of fungal origin, e.g. mushrooms from waste material
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23K—FODDER
    • A23K50/00—Feeding-stuffs specially adapted for particular animals
    • A23K50/70—Feeding-stuffs specially adapted for particular animals for birds
    • A23K50/75—Feeding-stuffs specially adapted for particular animals for birds for poultry
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
    • C07D307/34—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D307/38—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with substituted hydrocarbon radicals attached to ring carbon atoms
    • C07D307/40—Radicals substituted by oxygen atoms
    • C07D307/46—Doubly bound oxygen atoms, or two oxygen atoms singly bound to the same carbon atom
    • C07D307/48—Furfural
    • C07D307/50—Preparation from natural products
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07G—COMPOUNDS OF UNKNOWN CONSTITUTION
    • C07G1/00—Low-molecular-weight derivatives of lignin
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L97/00—Compositions of lignin-containing materials
    • C08L97/02—Lignocellulosic material, e.g. wood, straw or bagasse
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/0007—Recovery of by-products, i.e. compounds other than those necessary for pulping, for multiple uses or not otherwise provided for

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Food Science & Technology (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Zoology (AREA)
  • Animal Husbandry (AREA)
  • Physiology (AREA)
  • Molecular Biology (AREA)
  • Mycology (AREA)
  • Botany (AREA)
  • Biotechnology (AREA)
  • Birds (AREA)
  • Wood Science & Technology (AREA)
  • Biochemistry (AREA)
  • Compounds Of Unknown Constitution (AREA)

Abstract

L'invention concerne un procédé de production d'un produit de lignine précipité comprenant les étapes consistant à : fournir une solution organique soluble contenant de la lignine; fournir une solution aqueuse d'agent précipitant comprenant d'environ 5 % à environ 40 % d'acide(s); ajouter la solution aqueuse d'agent précipitant à la solution organique soluble contenant de la lignine pour obtenir un mélange dont la température est comprise entre environ 40 °C et environ 90 °C; refroidir le mélange contenant un produit de lignine précipité pendant environ 2 secondes à environ 2 heures; séparer et récupérer le produit de lignine précipité à partir du mélange.
EP24743438.4A 2023-06-30 2024-06-28 Procédé de production d'un produit de lignine Pending EP4735531A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20235772A FI20235772A1 (en) 2023-06-30 2023-06-30 Process for producing a lignin product
PCT/FI2024/050364 WO2025003577A1 (fr) 2023-06-30 2024-06-28 Procédé de production d'un produit de lignine

Publications (1)

Publication Number Publication Date
EP4735531A1 true EP4735531A1 (fr) 2026-05-06

Family

ID=91898211

Family Applications (2)

Application Number Title Priority Date Filing Date
EP24740492.4A Pending EP4734769A1 (fr) 2023-06-30 2024-06-28 Additif alimentaire pour animaux et procédé de préparation d'un additif alimentaire pour animaux
EP24743438.4A Pending EP4735531A1 (fr) 2023-06-30 2024-06-28 Procédé de production d'un produit de lignine

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP24740492.4A Pending EP4734769A1 (fr) 2023-06-30 2024-06-28 Additif alimentaire pour animaux et procédé de préparation d'un additif alimentaire pour animaux

Country Status (3)

Country Link
EP (2) EP4734769A1 (fr)
FI (1) FI20235772A1 (fr)
WO (2) WO2025003577A1 (fr)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI80191C (fi) * 1988-03-30 1990-05-10 Valio Meijerien Foerfarande och konserveringsmedel foer ensilering av foder.
ZA92566B (en) * 1991-02-01 1993-07-28 Alcell Tech Inc Pulping of lignocellulosic materials and recovery of resultant by-products.
NO308983B1 (no) * 1998-11-09 2000-11-27 Borregaard Ind Tilsetningsmiddel til kraftfôr, anvendelse derav og kraftfôr
FR2960888B1 (fr) 2010-06-08 2012-06-08 Cie Ind De La Matiere Vegetale Cimv Procede de separation des lignines et des sucres a partir d'une liqueur d'extraction
EP3527591A1 (fr) 2018-02-20 2019-08-21 Compagnie Industrielle De La Matiere Vegetale CIMV Procédé de production de lignine et d'hémicellulose à partir d'un matériau lignocellulosique végétal
FI129824B (en) 2020-03-31 2022-09-15 Chempolis Oy Separation of lignin

Also Published As

Publication number Publication date
WO2025003577A1 (fr) 2025-01-02
EP4734769A1 (fr) 2026-05-06
WO2025003579A1 (fr) 2025-01-02
FI20235772A1 (en) 2024-12-31

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