BR112021026245A2 - Método de extração. - Google Patents

Método de extração.

Info

Publication number
BR112021026245A2
BR112021026245A2 BR112021026245A BR112021026245A BR112021026245A2 BR 112021026245 A2 BR112021026245 A2 BR 112021026245A2 BR 112021026245 A BR112021026245 A BR 112021026245A BR 112021026245 A BR112021026245 A BR 112021026245A BR 112021026245 A2 BR112021026245 A2 BR 112021026245A2
Authority
BR
Brazil
Prior art keywords
polysaccharide
solid
extraction method
mixture
neutralized
Prior art date
Application number
BR112021026245A
Other languages
English (en)
Inventor
Cockroft Martin
Fisher Luke
Original Assignee
Futamura Chemical Uk Ltd
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
Priority claimed from GBGB1909583.5A external-priority patent/GB201909583D0/en
Priority claimed from GB1919267.3A external-priority patent/GB2591080B/en
Application filed by Futamura Chemical Uk Ltd filed Critical Futamura Chemical Uk Ltd
Publication of BR112021026245A2 publication Critical patent/BR112021026245A2/pt

Links

Classifications

    • 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
    • D21C1/00—Pretreatment of the finely-divided materials before digesting
    • D21C1/06—Pretreatment of the finely-divided materials before digesting with alkaline reacting compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/18—Manufacture of films or sheets
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D65/00—Wrappers or flexible covers; Packaging materials of special type or form
    • B65D65/38—Packaging materials of special type or form
    • B65D65/46—Applications of disintegrable, dissolvable or edible materials
    • B65D65/466—Bio- or photodegradable packaging materials
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B1/00—Preparatory treatment of cellulose for making derivatives thereof, e.g. pre-treatment, pre-soaking, activation
    • C08B1/003—Preparation of cellulose solutions, i.e. dopes, with different possible solvents, e.g. ionic liquids
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B1/00—Preparatory treatment of cellulose for making derivatives thereof, e.g. pre-treatment, pre-soaking, activation
    • C08B1/08—Alkali cellulose
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
    • C08J3/03—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in aqueous media
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
    • C08L1/02—Cellulose; Modified cellulose
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F2/00—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof
    • D01F2/06—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from viscose
    • D01F2/08—Composition of the spinning solution or the bath
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
    • D01F8/02—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from cellulose, cellulose derivatives, or proteins
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2301/00—Characterised by the use of cellulose, modified cellulose or cellulose derivatives
    • C08J2301/02—Cellulose; Modified cellulose
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2301/00—Characterised by the use of cellulose, modified cellulose or cellulose derivatives
    • C08J2301/08—Cellulose derivatives
    • C08J2301/22—Cellulose xanthate
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2397/00—Characterised by the use of lignin-containing materials
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2401/00—Characterised by the use of cellulose, modified cellulose or cellulose derivatives
    • C08J2401/08—Cellulose derivatives
    • C08J2401/20—Esters of both organic acids and inorganic acids
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2401/00—Characterised by the use of cellulose, modified cellulose or cellulose derivatives
    • C08J2401/08—Cellulose derivatives
    • C08J2401/22—Cellulose xanthate

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Biochemistry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Mechanical Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Textile Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Processing Of Solid Wastes (AREA)
  • General Preparation And Processing Of Foods (AREA)

Abstract

método de extração. a presente invenção fornece um método para extrair um produto purificado sólido de um material precursor contendo um polissacarídeo alcalino que compreende as seguintes etapas: (a) neutralizar o material precursor contendo um polissacarídeo alcalino com um ácido e obter um material contendo polissacarídeo sólido neutralizado; (b) misturar o material contendo polissacarídeo sólido neutralizado com alvejante para criar uma mistura; e (c) separar um produto purificado sólido da mistura.
BR112021026245A 2019-07-03 2020-07-03 Método de extração. BR112021026245A2 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB1909583.5A GB201909583D0 (en) 2019-07-03 2019-07-03 Extraction method
GB1919267.3A GB2591080B (en) 2019-12-24 2019-12-24 Extraction method
PCT/EP2020/068890 WO2021001557A1 (en) 2019-07-03 2020-07-03 Extraction method

Publications (1)

Publication Number Publication Date
BR112021026245A2 true BR112021026245A2 (pt) 2022-03-03

Family

ID=71575359

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112021026245A BR112021026245A2 (pt) 2019-07-03 2020-07-03 Método de extração.

Country Status (6)

Country Link
US (1) US20220235189A1 (pt)
EP (1) EP3994181A1 (pt)
JP (2) JP2022543734A (pt)
CN (1) CN114072553B (pt)
BR (1) BR112021026245A2 (pt)
WO (1) WO2021001557A1 (pt)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2591080B (en) * 2019-12-24 2023-12-13 Futamura Chemical Uk Ltd Extraction method
HUP2100052A1 (hu) * 2021-02-16 2022-08-28 Kalman Bobak Biológiailag lebomló, szerves rost alapú nyersanyag, az ebbõl elõállított késztermék, ezek elõállítása és alkalmazásuk
GB2605187A (en) 2021-03-26 2022-09-28 Futamura Chemical Uk Ltd Dissolution method

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2261671B (en) * 1991-11-16 1996-07-03 Gb Biotech Gel production from plant matter
US6419788B1 (en) 2000-08-16 2002-07-16 Purevision Technology, Inc. Method of treating lignocellulosic biomass to produce cellulose
CN1330671C (zh) * 2002-10-08 2007-08-08 株式会社利根 含脱乙酰壳多糖的多糖、其制备方法和用途
EP2116557B1 (en) * 2008-05-06 2016-12-14 TTY Säätiö A method for dissolving cellulose and a cellulosic product obtained from a solution comprising dissolved cellulose
CN101864684A (zh) * 2010-06-11 2010-10-20 中国林业科学研究院林产化学工业研究所 棉短绒制备药品级微晶纤维素的方法
JP5822101B2 (ja) * 2010-08-04 2015-11-24 愛媛県 セルロース溶液の製造方法、セルロース析出体の製造方法、及びセルロースの糖化方法
MY151341A (en) 2010-08-09 2014-05-15 Malaysian Palm Oil Board Mpob A method of producing microcrystalline cellulose from biomass
CN102733219B (zh) 2012-02-23 2015-04-01 重庆恒远晋通科技有限公司 基于氧化还原剂的烟草废弃物纤维素提取的方法
FI20135773L (pt) * 2013-07-16 2015-01-17 Stora Enso Oyj
CN104911229A (zh) * 2015-05-20 2015-09-16 集美大学 一种复合酶法辅助提取琼胶的制备方法
CN105648120A (zh) 2015-12-31 2016-06-08 常州市长宇实用气体有限公司 一种水解农业废弃物中半纤维素多糖制备木糖功能糖的方法
DK3414286T3 (da) * 2016-02-09 2021-02-08 Us Agriculture Lignocellulosiske kompositter fremstillet med vandige alkaliske og urinstofopløsninger i kolde temperatursystemer og fremgangsmåder
CN105669879A (zh) 2016-04-08 2016-06-15 浙江农林大学 一种低聚木糖的制备方法
CN108557802A (zh) 2018-06-25 2018-09-21 江苏大学 利用农业废弃物制备纤维素碳气凝胶的方法

Also Published As

Publication number Publication date
WO2021001557A1 (en) 2021-01-07
CN114072553A (zh) 2022-02-18
US20220235189A1 (en) 2022-07-28
CN114072553B (zh) 2024-03-05
JP2022543734A (ja) 2022-10-14
EP3994181A1 (en) 2022-05-11
JP2024059817A (ja) 2024-05-01

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