JP2025511947A - リグニンの精製方法 - Google Patents

リグニンの精製方法 Download PDF

Info

Publication number
JP2025511947A
JP2025511947A JP2024559623A JP2024559623A JP2025511947A JP 2025511947 A JP2025511947 A JP 2025511947A JP 2024559623 A JP2024559623 A JP 2024559623A JP 2024559623 A JP2024559623 A JP 2024559623A JP 2025511947 A JP2025511947 A JP 2025511947A
Authority
JP
Japan
Prior art keywords
lignin
black liquor
precipitated
inorganic impurities
purified
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
JP2024559623A
Other languages
English (en)
Japanese (ja)
Other versions
JP2025511947A5 (https=
Inventor
リカード ワズボーン，
マリア ビョーク，
ラッセ トロネン，
オーサ サミュエルソン，
マルセロ ハマグチ，
Original Assignee
ストラ エンソ オーワイジェイ
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 ストラ エンソ オーワイジェイ filed Critical ストラ エンソ オーワイジェイ
Publication of JP2025511947A publication Critical patent/JP2025511947A/ja
Publication of JP2025511947A5 publication Critical patent/JP2025511947A5/ja
Pending legal-status Critical Current

Links

Classifications

    • 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
    • C08H—DERIVATIVES OF NATURAL MACROMOLECULAR COMPOUNDS
    • C08H6/00—Macromolecular compounds derived from lignin, e.g. tannins, humic acids
    • 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
    • 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
    • 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
    • D21C11/04—Regeneration of pulp liquors or effluent waste waters of alkali lye

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • Compounds Of Unknown Constitution (AREA)
JP2024559623A 2022-04-11 2023-04-11 リグニンの精製方法 Pending JP2025511947A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE2230107A SE545761C2 (en) 2022-04-11 2022-04-11 A method for purifying lignin by removing inorganic impurities from black liquor
SE2230107-1 2022-04-11
PCT/IB2023/053663 WO2023199201A1 (en) 2022-04-11 2023-04-11 A method for purifying lignin

Publications (2)

Publication Number Publication Date
JP2025511947A true JP2025511947A (ja) 2025-04-16
JP2025511947A5 JP2025511947A5 (https=) 2026-03-19

Family

ID=88329107

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2024559623A Pending JP2025511947A (ja) 2022-04-11 2023-04-11 リグニンの精製方法

Country Status (7)

Country Link
US (1) US20250230182A1 (https=)
EP (1) EP4508265A4 (https=)
JP (1) JP2025511947A (https=)
CN (1) CN118946695A (https=)
CL (1) CL2024003083A1 (https=)
SE (1) SE545761C2 (https=)
WO (1) WO2023199201A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4389826A1 (en) * 2022-12-22 2024-06-26 Ren Fuel K2B AB Recovered lignin and derivatized recovered lignin having reduced silicon-content and methods for reducing the silicon-content in recovered lignin and derivatized recovered lignin

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE0402201D0 (sv) * 2004-09-14 2004-09-14 Stfi Packforsk Ab Method for separating lignin from black liquor
EP1994041A1 (en) * 2006-03-16 2008-11-26 STFI-Packforsk AB Method for separating polymeric pentose from a liquid/slurry
WO2013003941A1 (en) * 2011-07-04 2013-01-10 Hydro-Quebec Process for the treatment of black liquor
BR112014022916B1 (pt) * 2012-03-16 2020-11-24 Valmet Power Ab METODO PARA A SEPARAQAO DE LIGNINA A PARTIR DE LIXfVIA NEGRA
CA2898449C (en) * 2013-01-24 2020-10-27 Valmet Ab Method for producing high purity lignin
WO2019241408A1 (en) * 2018-06-12 2019-12-19 Domtar Paper Company, Llc Methods and processes for lignin isolation/extraction
WO2019241413A1 (en) * 2018-06-12 2019-12-19 Domtar Paper Company, Llc Methods and processes for lignin isolation/extraction

Also Published As

Publication number Publication date
SE2230107A1 (en) 2023-10-12
SE545761C2 (en) 2024-01-02
CN118946695A (zh) 2024-11-12
US20250230182A1 (en) 2025-07-17
EP4508265A1 (en) 2025-02-19
CL2024003083A1 (es) 2025-03-28
WO2023199201A1 (en) 2023-10-19
EP4508265A4 (en) 2026-04-01

Similar Documents

Publication Publication Date Title
JP5894594B2 (ja) 黒液からの沈殿リグニンの製造方法
CA2921653C (en) Method and system for treating lignin
US8252141B2 (en) Method for recovering a low sodium content lignin fuel from black liquor
WO2016105259A1 (en) Method of producing lignin with reduced amount of odorous substances
EP3475341A1 (en) Method of producing lignin with reduced amount of odorous substances
KR20250003673A (ko) 리그닌 정제 방법
JP2025511947A (ja) リグニンの精製方法
CN114364841B (zh) 从黑液提取木质素的工艺
KR102601416B1 (ko) 식물원료로부터 실리카를 추출 및 분리하는 방법
TW201302278A (zh) 純化木質素的方法
CN121969696A (zh) 纯化的木质素
US3007971A (en) Process for recovering polyphenols
JP2021155661A (ja) ソーダリグニンの分離方法
WO2025062224A1 (en) Method for obtaining purified lignin
JP2025177405A (ja) 水酸化亜鉛の製造方法
WO2025075539A1 (en) Method for extracting lignin from a lignin source
CN121699187A (zh) 一种从硫酸盐法制浆黑液中提取木质素的方法
CN115819796A (zh) 一种高效分离有机酸木质素的方法
TW202330751A (zh) 處理纖維原料的方法
CN118125579A (zh) 一种碱式稀土废渣-羧甲基壳聚糖复合混凝剂及其应用
US1142922A (en) Process of treating resinous woods.

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20260311

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20260311