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
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.
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)
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)
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 |
-
2020
- 2020-07-03 JP JP2021577878A patent/JP2022543734A/ja active Pending
- 2020-07-03 WO PCT/EP2020/068890 patent/WO2021001557A1/en unknown
- 2020-07-03 US US17/596,600 patent/US20220235189A1/en active Pending
- 2020-07-03 EP EP20739300.0A patent/EP3994181A1/en active Pending
- 2020-07-03 CN CN202080048172.XA patent/CN114072553B/zh active Active
- 2020-07-03 BR BR112021026245A patent/BR112021026245A2/pt unknown
-
2024
- 2024-02-26 JP JP2024026129A patent/JP2024059817A/ja active Pending
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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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B06W | Patent application suspended after preliminary examination (for patents with searches from other patent authorities) chapter 6.23 patent gazette] |