EP4743500A1 - METHOD FOR THE PREPARATION OF AN ALPHA-1,3-GLUCANFIBRIDE-BASED ADDITIVE, ALPHA-1,3-GLUCANFIBRIDE-BASED ADDITIVE AND USES THEREOF - Google Patents

METHOD FOR THE PREPARATION OF AN ALPHA-1,3-GLUCANFIBRIDE-BASED ADDITIVE, ALPHA-1,3-GLUCANFIBRIDE-BASED ADDITIVE AND USES THEREOF

Info

Publication number
EP4743500A1
EP4743500A1 EP24737134.7A EP24737134A EP4743500A1 EP 4743500 A1 EP4743500 A1 EP 4743500A1 EP 24737134 A EP24737134 A EP 24737134A EP 4743500 A1 EP4743500 A1 EP 4743500A1
Authority
EP
European Patent Office
Prior art keywords
glucanfibride
alpha
based additive
preparation
additive
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
EP24737134.7A
Other languages
German (de)
French (fr)
Inventor
Julius Gröndahl
Jonas Konn
Yefim Brun
James J Ohane
Shantanu Kelkar
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.)
Kemira Oyj
Original Assignee
Kemira Oyj
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 Kemira Oyj filed Critical Kemira Oyj
Publication of EP4743500A1 publication Critical patent/EP4743500A1/en
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B37/00—Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
    • C08B37/0006—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid
    • C08B37/0009—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid alpha-D-Glucans, e.g. polydextrose, alternan, glycogen; (alpha-1,4)(alpha-1,6)-D-Glucans; (alpha-1,3)(alpha-1,4)-D-Glucans, e.g. isolichenan or nigeran; (alpha-1,4)-D-Glucans; (alpha-1,3)-D-Glucans, e.g. pseudonigeran; Derivatives thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L5/00—Compositions of polysaccharides or of their derivatives not provided for in groups C08L1/00 or C08L3/00
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H15/00—Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution
    • D21H15/02—Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution characterised by configuration
    • D21H15/08—Flakes
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20—Macromolecular organic compounds
    • D21H17/21—Macromolecular organic compounds of natural origin; Derivatives thereof
    • D21H17/24—Polysaccharides
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
    • D21H21/18—Reinforcing agents
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/50—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by form
    • D21H21/52—Additives of definite length or shape

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • Materials Engineering (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
EP24737134.7A 2023-07-12 2024-06-18 METHOD FOR THE PREPARATION OF AN ALPHA-1,3-GLUCANFIBRIDE-BASED ADDITIVE, ALPHA-1,3-GLUCANFIBRIDE-BASED ADDITIVE AND USES THEREOF Pending EP4743500A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US202363513180P 2023-07-12 2023-07-12
FI20235882 2023-08-09
PCT/FI2024/050330 WO2025012510A1 (en) 2023-07-12 2024-06-18 Method for producing alpha-1,3-glucan fibrids based additive, alpha-1,3-glucan fibrids based additive and uses thereof

Publications (1)

Publication Number Publication Date
EP4743500A1 true EP4743500A1 (en) 2026-05-20

Family

ID=91738790

Family Applications (1)

Application Number Title Priority Date Filing Date
EP24737134.7A Pending EP4743500A1 (en) 2023-07-12 2024-06-18 METHOD FOR THE PREPARATION OF AN ALPHA-1,3-GLUCANFIBRIDE-BASED ADDITIVE, ALPHA-1,3-GLUCANFIBRIDE-BASED ADDITIVE AND USES THEREOF

Country Status (6)

Country Link
EP (1) EP4743500A1 (en)
KR (1) KR20260039733A (en)
CN (1) CN121487970A (en)
AU (1) AU2024296621A1 (en)
MX (1) MX2026000379A (en)
WO (1) WO2025012510A1 (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102410391B1 (en) * 2013-12-18 2022-06-16 뉴트리션 앤드 바이오사이언시스 유에스에이 4, 인크. Cationic poly alpha-1,3-glucan ethers
WO2016196022A1 (en) 2015-06-01 2016-12-08 E I Du Pont De Nemours And Company Poly alpha-1,3-glucan fibrids and uses thereof and processes to make poly alpha-1,3-glucan fibrids
EP4161972A1 (en) 2020-06-04 2023-04-12 Nutrition & Biosciences USA 4, Inc. Dextran-alpha-glucan graft copolymers and derivatives thereof

Also Published As

Publication number Publication date
CN121487970A (en) 2026-02-06
KR20260039733A (en) 2026-03-20
AU2024296621A1 (en) 2026-01-22
WO2025012510A1 (en) 2025-01-16
MX2026000379A (en) 2026-03-02

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