BR112023023031A2 - PROCESS FOR TREATMENT OF NON-WOOD RAW MATERIALS - Google Patents

PROCESS FOR TREATMENT OF NON-WOOD RAW MATERIALS

Info

Publication number
BR112023023031A2
BR112023023031A2 BR112023023031A BR112023023031A BR112023023031A2 BR 112023023031 A2 BR112023023031 A2 BR 112023023031A2 BR 112023023031 A BR112023023031 A BR 112023023031A BR 112023023031 A BR112023023031 A BR 112023023031A BR 112023023031 A2 BR112023023031 A2 BR 112023023031A2
Authority
BR
Brazil
Prior art keywords
raw materials
wood raw
treatment
methods
raw material
Prior art date
Application number
BR112023023031A
Other languages
Portuguese (pt)
Inventor
Eduward Ginting
Rudine Antes
Darma PANDITA Surya
Ying H'NG Yin
Original Assignee
Asia Pacific Resources Int Holdings 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
Application filed by Asia Pacific Resources Int Holdings Ltd filed Critical Asia Pacific Resources Int Holdings Ltd
Publication of BR112023023031A2 publication Critical patent/BR112023023031A2/en

Links

Classifications

    • 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
    • D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
    • D21H11/12—Pulp from non-woody plants or crops, e.g. cotton, flax, straw, 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
    • D21C1/00—Pretreatment of the finely-divided materials before digesting
    • D21C1/02—Pretreatment of the finely-divided materials before digesting with water or steam
    • 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
    • D21C1/04—Pretreatment of the finely-divided materials before digesting with acid reacting compounds
    • 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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/02—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes
    • 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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/04—Pulping cellulose-containing materials with acids, acid salts or acid anhydrides
    • 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
    • D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Paper (AREA)

Abstract

processo para tratamento de matéria-prima não madeireira. são descritos métodos para pré-tratamento de matéria-prima não madeireira, em particular, matéria-prima de cacho sem frutos (efb) 5 e polpas obtidas usando esses métodos.process for treating non-wood raw materials. Methods for pretreatment of non-wood raw material, in particular, fruitless bunch raw material (efb) 5 and pulps obtained using these methods are described.

BR112023023031A 2021-05-03 2022-05-03 PROCESS FOR TREATMENT OF NON-WOOD RAW MATERIALS BR112023023031A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SG10202104539U 2021-05-03
PCT/SG2022/050268 WO2022235212A1 (en) 2021-05-03 2022-05-03 Process for treating non-wood feedstock

Publications (1)

Publication Number Publication Date
BR112023023031A2 true BR112023023031A2 (en) 2024-01-23

Family

ID=81603801

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112023023031A BR112023023031A2 (en) 2021-05-03 2022-05-03 PROCESS FOR TREATMENT OF NON-WOOD RAW MATERIALS

Country Status (4)

Country Link
EP (1) EP4334525A1 (en)
CN (1) CN117321262A (en)
BR (1) BR112023023031A2 (en)
WO (1) WO2022235212A1 (en)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5433825A (en) * 1992-02-06 1995-07-18 The United States Of America As Represented By The Secretary Of Agriculture Method for pulping wood chips separate alkali and peroxymonosulfate treatments
US6302997B1 (en) * 1999-08-30 2001-10-16 North Carolina State University Process for producing a pulp suitable for papermaking from nonwood fibrous materials
KR100547491B1 (en) * 2005-04-27 2006-01-31 이권혁 The production method and pulp maked bamboos
MY181466A (en) * 2010-04-09 2020-12-22 Biority B V Acetic acid based refining process of biomass
AR087707A1 (en) * 2011-08-30 2014-04-09 Cargill Inc ARTICLES MANUFACTURED FROM A PULP COMPOSITION
MY157464A (en) * 2014-01-20 2016-06-15 Univ Tsinghua An integrated process for fractionation of oil palm empty fruit bunch and conversion of the cellulosic solid to ethanol
EP3339504A1 (en) * 2016-12-22 2018-06-27 Lenzing Aktiengesellschaft Method of pulping cotton-based raw material
WO2019165324A1 (en) * 2018-02-23 2019-08-29 Gp Cellulose Gmbh Novel dissolving wood pulps and methods of making and using the same
CN108797176B (en) * 2018-06-06 2021-02-19 华南理工大学 Method for preparing dissolving pulp from all cotton stalks
WO2021006798A1 (en) * 2019-07-05 2021-01-14 Kiram Ab Method for dissolving pulp from recycled textile material

Also Published As

Publication number Publication date
WO2022235212A1 (en) 2022-11-10
CN117321262A (en) 2023-12-29
EP4334525A1 (en) 2024-03-13

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