IT202200003134A1 - Metodo di estrazione della cellulosa da biomasse di scarto - Google Patents

Metodo di estrazione della cellulosa da biomasse di scarto Download PDF

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Publication number
IT202200003134A1
IT202200003134A1 IT102022000003134A IT202200003134A IT202200003134A1 IT 202200003134 A1 IT202200003134 A1 IT 202200003134A1 IT 102022000003134 A IT102022000003134 A IT 102022000003134A IT 202200003134 A IT202200003134 A IT 202200003134A IT 202200003134 A1 IT202200003134 A1 IT 202200003134A1
Authority
IT
Italy
Prior art keywords
cellulose
extraction
waste biomass
biomass
waste
Prior art date
Application number
IT102022000003134A
Other languages
English (en)
Inventor
Claudia Corazzi
Maurizio Corazzi
Luis Alexander HEIN
Original Assignee
Alter Eco Pulp S R L
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 Alter Eco Pulp S R L filed Critical Alter Eco Pulp S R L
Priority to IT102022000003134A priority Critical patent/IT202200003134A1/it
Publication of IT202200003134A1 publication Critical patent/IT202200003134A1/it

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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
    • D21C3/20—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
    • 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
    • D21C3/02—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

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  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
IT102022000003134A 2022-02-21 2022-02-21 Metodo di estrazione della cellulosa da biomasse di scarto IT202200003134A1 (it)

Priority Applications (1)

Application Number Priority Date Filing Date Title
IT102022000003134A IT202200003134A1 (it) 2022-02-21 2022-02-21 Metodo di estrazione della cellulosa da biomasse di scarto

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT102022000003134A IT202200003134A1 (it) 2022-02-21 2022-02-21 Metodo di estrazione della cellulosa da biomasse di scarto

Publications (1)

Publication Number Publication Date
IT202200003134A1 true IT202200003134A1 (it) 2023-08-21

Family

ID=81648745

Family Applications (1)

Application Number Title Priority Date Filing Date
IT102022000003134A IT202200003134A1 (it) 2022-02-21 2022-02-21 Metodo di estrazione della cellulosa da biomasse di scarto

Country Status (1)

Country Link
IT (1) IT202200003134A1 (it)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100269990A1 (en) * 2009-04-23 2010-10-28 Greenfield Ethanol Inc. Separation of reactive cellulose from lignocellulosic biomass with high lignin content
WO2013066196A1 (en) * 2011-11-03 2013-05-10 Lignin Polymers Limited Method for removal of toxic waste from timber
US20140163210A1 (en) * 2012-12-11 2014-06-12 Api Intellectual Property Holdings, Llc Processes and apparatus for lignin separation in biorefineries
US20150136345A1 (en) * 2013-11-19 2015-05-21 Api Intellectual Property Holdings, Llc Methods of washing cellulose-rich solids from biomass fractionation to reduce lignin and ash content
WO2016167882A1 (en) * 2015-04-14 2016-10-20 Wisconsin Alumni Research Foundation Method to produce biomass-derived compounds using a co-solvent system containing gamma-valerolactone
US20190062508A1 (en) * 2017-08-31 2019-02-28 Attis Innovations, Llc METHOD FOR SEPARATING AND RECOVERING LIGNIN and MELTABLE FLOWABLE BIOLIGNIN POLYMERS
WO2021058808A1 (en) * 2019-09-25 2021-04-01 Shell Internationale Research Maatschappij B.V. Pre-treatment of lignocellulosic feeds for the production of glycols
PL3568519T3 (pl) 2017-01-12 2021-05-31 CHT Germany GmbH Zapobieganie tworzeniu się osadu w produkcji pulpy w procesie siarczanowym (roztwarzanie kraft)

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100269990A1 (en) * 2009-04-23 2010-10-28 Greenfield Ethanol Inc. Separation of reactive cellulose from lignocellulosic biomass with high lignin content
WO2013066196A1 (en) * 2011-11-03 2013-05-10 Lignin Polymers Limited Method for removal of toxic waste from timber
US20140163210A1 (en) * 2012-12-11 2014-06-12 Api Intellectual Property Holdings, Llc Processes and apparatus for lignin separation in biorefineries
US20150136345A1 (en) * 2013-11-19 2015-05-21 Api Intellectual Property Holdings, Llc Methods of washing cellulose-rich solids from biomass fractionation to reduce lignin and ash content
WO2016167882A1 (en) * 2015-04-14 2016-10-20 Wisconsin Alumni Research Foundation Method to produce biomass-derived compounds using a co-solvent system containing gamma-valerolactone
PL3568519T3 (pl) 2017-01-12 2021-05-31 CHT Germany GmbH Zapobieganie tworzeniu się osadu w produkcji pulpy w procesie siarczanowym (roztwarzanie kraft)
US20190062508A1 (en) * 2017-08-31 2019-02-28 Attis Innovations, Llc METHOD FOR SEPARATING AND RECOVERING LIGNIN and MELTABLE FLOWABLE BIOLIGNIN POLYMERS
WO2021058808A1 (en) * 2019-09-25 2021-04-01 Shell Internationale Research Maatschappij B.V. Pre-treatment of lignocellulosic feeds for the production of glycols

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