BR112021014209A2 - Sistema de desidratação de pasta de nanocelulose, e método para desidratar uma pasta de nanocelulose - Google Patents

Sistema de desidratação de pasta de nanocelulose, e método para desidratar uma pasta de nanocelulose Download PDF

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Publication number
BR112021014209A2
BR112021014209A2 BR112021014209-6A BR112021014209A BR112021014209A2 BR 112021014209 A2 BR112021014209 A2 BR 112021014209A2 BR 112021014209 A BR112021014209 A BR 112021014209A BR 112021014209 A2 BR112021014209 A2 BR 112021014209A2
Authority
BR
Brazil
Prior art keywords
nanocellulose
dispersing
twin screw
drying agent
water
Prior art date
Application number
BR112021014209-6A
Other languages
English (en)
Portuguese (pt)
Inventor
Kimberly Nelson
Original Assignee
GranBio Intellectual Property Holdings, LLC
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 GranBio Intellectual Property Holdings, LLC filed Critical GranBio Intellectual Property Holdings, LLC
Publication of BR112021014209A2 publication Critical patent/BR112021014209A2/pt

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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
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/18—De-watering; Elimination of cooking or pulp-treating liquors from the pulp
    • 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
    • C08H—DERIVATIVES OF NATURAL MACROMOLECULAR COMPOUNDS
    • C08H8/00—Macromolecular compounds derived from lignocellulosic materials
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/10—Homopolymers or copolymers of propene
    • C08L23/14—Copolymers of propene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
    • C08L67/04—Polyesters derived from hydroxycarboxylic acids, e.g. lactones
    • 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
    • C08L97/02—Lignocellulosic material, e.g. wood, straw or bagasse
    • 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
    • D21H11/16—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only modified by a particular after-treatment
    • D21H11/18—Highly hydrated, swollen or fibrillatable fibres
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B5/00—Drying solid materials or objects by processes not involving the application of heat
    • F26B5/005—Drying solid materials or objects by processes not involving the application of heat by dipping them into or mixing them with a chemical liquid, e.g. organic; chemical, e.g. organic, dewatering aids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y40/00—Manufacture or treatment of nanostructures

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Medicinal Chemistry (AREA)
  • Wood Science & Technology (AREA)
  • Materials Engineering (AREA)
  • Biochemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Molecular Biology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Paper (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
BR112021014209-6A 2019-01-22 2020-03-22 Sistema de desidratação de pasta de nanocelulose, e método para desidratar uma pasta de nanocelulose BR112021014209A2 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201962795277P 2019-01-22 2019-01-22
US62/795,277 2019-01-22
PCT/US2020/024093 WO2020160565A1 (en) 2019-01-22 2020-03-22 Systems and methods for dewatering and drying nanocellulose

Publications (1)

Publication Number Publication Date
BR112021014209A2 true BR112021014209A2 (pt) 2021-09-21

Family

ID=71842359

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112021014209-6A BR112021014209A2 (pt) 2019-01-22 2020-03-22 Sistema de desidratação de pasta de nanocelulose, e método para desidratar uma pasta de nanocelulose

Country Status (8)

Country Link
US (2) US12065782B2 (https=)
EP (1) EP3965922B1 (https=)
JP (1) JP7706371B2 (https=)
CN (1) CN115243785A (https=)
BR (1) BR112021014209A2 (https=)
CA (1) CA3127344A1 (https=)
MY (1) MY207386A (https=)
WO (1) WO2020160565A1 (https=)

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US11821047B2 (en) 2017-02-16 2023-11-21 Apalta Patent OÜ High pressure zone formation for pretreatment
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WO2022087431A1 (en) * 2020-10-25 2022-04-28 Sweetwater Energy, Inc. Method of dewatering cellulose
BR112023025737A2 (pt) 2021-06-09 2024-02-27 Soane Mat Llc Artigos de fabricação compreendendo elementos de nanocelulose
FI20216320A1 (en) 2021-12-22 2023-06-23 Valmet Technologies Oy System and method for making microfibrous cellulose (MFC).
JP7812666B2 (ja) * 2022-01-17 2026-02-10 東洋製罐グループホールディングス株式会社 セルロースナノクリスタル含有樹脂組成物及びこの樹脂組成物から成る層を備えた積層紙
CN116791390B (zh) * 2023-02-07 2026-01-16 中国农业科学院麻类研究所 一种以芦笋老茎为原料的纳米纤维素及其制备方法和应用
EE05892B1 (et) * 2023-03-20 2026-03-16 Tallinna Tehnikaülikool Reaktiivse ekstrusiooni liin ja meetod termoplasti tootmiseks tselluloosist
WO2024215693A1 (en) * 2023-04-10 2024-10-17 Soane Materials Llc Foamed articles of manufacture comprising nanocellulose elements
CN116814149B (zh) * 2023-05-23 2024-07-23 厦门卓施特新材料科技有限公司 一种高稳定气凝胶温变控温膏料及其制备方法
CN117230542B (zh) * 2023-09-25 2024-08-09 天津永续新材料有限公司 一种磷酸化纤维素纳米纤维及其制备方法
WO2025121606A1 (ko) * 2023-12-06 2025-06-12 삼성전자주식회사 폴리우레탄 폼 및 그 제조방법
US12392087B1 (en) 2024-11-04 2025-08-19 United Arab Emirates University Bio-composite material integrating natural fibers with bio-binders and a process for its preparation

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US6228213B1 (en) * 1997-09-19 2001-05-08 University Of Nebraska-Lincoln Production of microcrystalline cellulose by reactive extrusion
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US8449986B2 (en) * 2008-03-05 2013-05-28 Scout Materials Llc Multifunctional biocomposite additive compositions and methods
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FI126089B (en) * 2012-12-20 2016-06-30 Kemira Oyj PROCEDURE FOR PREPARING DRAINED MICROFIBRILLARY CELLULOSA
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Also Published As

Publication number Publication date
EP3965922A4 (en) 2022-11-23
EP3965922C0 (en) 2025-11-05
JP2022532280A (ja) 2022-07-14
CA3127344A1 (en) 2020-08-06
EP3965922B1 (en) 2025-11-05
CN115243785A (zh) 2022-10-25
EP3965922A1 (en) 2022-03-16
WO2020160565A1 (en) 2020-08-06
US20220127788A1 (en) 2022-04-28
US12065782B2 (en) 2024-08-20
US20250043509A1 (en) 2025-02-06
JP7706371B2 (ja) 2025-07-11
MY207386A (en) 2025-02-25

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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]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B09X Republication of the decision to grant [chapter 9.1.3 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 22/03/2020, OBSERVADAS AS CONDICOES LEGAIS