BR112014030191A2 - método para tratar um material celulósico; e material celulósico - Google Patents

método para tratar um material celulósico; e material celulósico

Info

Publication number
BR112014030191A2
BR112014030191A2 BR112014030191A BR112014030191A BR112014030191A2 BR 112014030191 A2 BR112014030191 A2 BR 112014030191A2 BR 112014030191 A BR112014030191 A BR 112014030191A BR 112014030191 A BR112014030191 A BR 112014030191A BR 112014030191 A2 BR112014030191 A2 BR 112014030191A2
Authority
BR
Brazil
Prior art keywords
cellulosic material
cellulosic
treating
hemicellulose
extractor
Prior art date
Application number
BR112014030191A
Other languages
English (en)
Inventor
Fallon Denis
Mehta Jay
E Kizer Lawton
Combs Michael
Bansal Prabuddha
Li Rongfu
Tu Xiaoyan
Original Assignee
Celanese Int Corp
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 Celanese Int Corp filed Critical Celanese Int Corp
Publication of BR112014030191A2 publication Critical patent/BR112014030191A2/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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/003—Pulping cellulose-containing materials with organic compounds
    • 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
    • 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
    • C08B37/0057—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid beta-D-Xylans, i.e. xylosaccharide, e.g. arabinoxylan, arabinofuronan, pentosans; (beta-1,3)(beta-1,4)-D-Xylans, e.g. rhodymenans; Hemicellulose; Derivatives thereof
    • 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
    • C08B37/14—Hemicellulose; Derivatives thereof
    • 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
    • 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
    • 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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/20—Pulping cellulose-containing materials with organic solvents or in solvent environment
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/54—Improvements relating to the production of bulk chemicals using solvents, e.g. supercritical solvents or ionic liquids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Materials Engineering (AREA)
  • Biochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Paper (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)

Abstract

resumo “método para tratar um material celulósico; e material celulósico” trata-se de um método para tratar um material celulósico que compreende extrair o material celulósico com um extrator para extrair seletivamente hemicelulose no mesmo e separar a hemicelulose extraída para formar um produto celulósico que compreende menos hemicelulose que o material que contém celulose. o extrator compreende um líquido iônico e um não-solvente. o produto celulósico retém a morfologia de fibra celulósica.
BR112014030191A 2012-08-20 2013-08-20 método para tratar um material celulósico; e material celulósico BR112014030191A2 (pt)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201261684993P 2012-08-20 2012-08-20
US13/827,767 US20140048221A1 (en) 2012-08-20 2013-03-14 Methods for extracting hemicellulose from a cellulosic material
US13/827,881 US8986501B2 (en) 2012-08-20 2013-03-14 Methods for removing hemicellulose
PCT/US2013/055838 WO2014031672A2 (en) 2012-08-20 2013-08-20 Methods for removing hemicellulose

Publications (1)

Publication Number Publication Date
BR112014030191A2 true BR112014030191A2 (pt) 2017-06-27

Family

ID=50099230

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112014030191A BR112014030191A2 (pt) 2012-08-20 2013-08-20 método para tratar um material celulósico; e material celulósico

Country Status (12)

Country Link
US (3) US20140048221A1 (pt)
EP (1) EP2885453A2 (pt)
JP (1) JP2015531830A (pt)
KR (1) KR20150044854A (pt)
CN (1) CN104781466A (pt)
AU (1) AU2013305911A1 (pt)
BR (1) BR112014030191A2 (pt)
CA (1) CA2875590A1 (pt)
CL (1) CL2014003334A1 (pt)
MX (1) MX2014015296A (pt)
RU (1) RU2014151750A (pt)
WO (1) WO2014031672A2 (pt)

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US20140326421A1 (en) * 2013-05-03 2014-11-06 Celanese International Corporation Processes for Purifying a Cellulosic Material
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CN113230176A (zh) * 2021-05-28 2021-08-10 钟娟 植物提取液及其在防脱洗发露中的应用
CN114044917B (zh) * 2021-12-15 2023-02-17 徐州工程学院 一种4-丁基-3-甲基咪唑硫酸氢盐-乙醇二元体系预处理纤维素的方法

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