BR112016017448B1 - processo para produção de uma estrutura porosa composta de folhas à base de celulose parcialmente interconectadas, processo para produção de ncc a partir de um material contendo celulose, pó consistindo em fibras de ncc, e solução consistindo em fibras de ncc e pelo menos um solvente - Google Patents

processo para produção de uma estrutura porosa composta de folhas à base de celulose parcialmente interconectadas, processo para produção de ncc a partir de um material contendo celulose, pó consistindo em fibras de ncc, e solução consistindo em fibras de ncc e pelo menos um solvente Download PDF

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Publication number
BR112016017448B1
BR112016017448B1 BR112016017448-8A BR112016017448A BR112016017448B1 BR 112016017448 B1 BR112016017448 B1 BR 112016017448B1 BR 112016017448 A BR112016017448 A BR 112016017448A BR 112016017448 B1 BR112016017448 B1 BR 112016017448B1
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BR
Brazil
Prior art keywords
ncc
cellulose
process according
foam
porous structure
Prior art date
Application number
BR112016017448-8A
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English (en)
Portuguese (pt)
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BR112016017448A2 (pt
Inventor
Shaul Lapidot
Sigal ROTH SHALEV
Rikard SLATTEGARD
Oded Shoseyov
Clarite AZERRAF
Ido Braslavsky
Victor YASHUNSKY
Original Assignee
Yissum Research Development Company Of The Hebrew University Of Jerusalem Ltd.
Melodea Ltd
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Application filed by Yissum Research Development Company Of The Hebrew University Of Jerusalem Ltd., Melodea Ltd filed Critical Yissum Research Development Company Of The Hebrew University Of Jerusalem Ltd.
Publication of BR112016017448A2 publication Critical patent/BR112016017448A2/pt
Publication of BR112016017448B1 publication Critical patent/BR112016017448B1/pt

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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B15/00—Preparation of other cellulose derivatives or modified cellulose, e.g. complexes
    • C08B15/08—Fractionation of cellulose, e.g. separation of cellulose crystallites
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/28—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a liquid phase from a macromolecular composition or article, e.g. drying of coagulum
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/36—After-treatment
    • C08J9/38—Destruction of cell membranes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/36—After-treatment
    • C08J9/40—Impregnation
    • C08J9/405—Impregnation with polymerisable compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2201/00—Foams characterised by the foaming process
    • C08J2201/04—Foams characterised by the foaming process characterised by the elimination of a liquid or solid component, e.g. precipitation, leaching out, evaporation
    • C08J2201/048—Elimination of a frozen liquid phase
    • C08J2201/0484—Elimination of a frozen liquid phase the liquid phase being aqueous
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2205/00—Foams characterised by their properties
    • C08J2205/04—Foams characterised by their properties characterised by the foam pores
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2301/00—Characterised by the use of cellulose, modified cellulose or cellulose derivatives
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2301/00—Characterised by the use of cellulose, modified cellulose or cellulose derivatives
    • C08J2301/02—Cellulose; Modified cellulose

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  • Chemical & Material Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Biochemistry (AREA)
  • Cell Biology (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Laminated Bodies (AREA)
BR112016017448-8A 2014-01-29 2015-01-29 processo para produção de uma estrutura porosa composta de folhas à base de celulose parcialmente interconectadas, processo para produção de ncc a partir de um material contendo celulose, pó consistindo em fibras de ncc, e solução consistindo em fibras de ncc e pelo menos um solvente BR112016017448B1 (pt)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201461933011P 2014-01-29 2014-01-29
US201461933013P 2014-01-29 2014-01-29
US61/933,011 2014-01-29
US61/933,013 2014-01-29
PCT/IL2015/050104 WO2015114630A1 (en) 2014-01-29 2015-01-29 Porous nanocrystalline cellulose structures

Publications (2)

Publication Number Publication Date
BR112016017448A2 BR112016017448A2 (pt) 2020-08-18
BR112016017448B1 true BR112016017448B1 (pt) 2021-06-08

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BR112016017448-8A BR112016017448B1 (pt) 2014-01-29 2015-01-29 processo para produção de uma estrutura porosa composta de folhas à base de celulose parcialmente interconectadas, processo para produção de ncc a partir de um material contendo celulose, pó consistindo em fibras de ncc, e solução consistindo em fibras de ncc e pelo menos um solvente

Country Status (10)

Country Link
US (1) US10669390B2 (enExample)
EP (1) EP3099735A1 (enExample)
JP (1) JP6553062B2 (enExample)
KR (1) KR102358824B1 (enExample)
CN (2) CN106068278A (enExample)
AU (1) AU2015212333B2 (enExample)
BR (1) BR112016017448B1 (enExample)
CA (1) CA2938142C (enExample)
IL (1) IL246938B (enExample)
WO (1) WO2015114630A1 (enExample)

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EP3099735A1 (en) 2016-12-07
CN106068278A (zh) 2016-11-02
JP6553062B2 (ja) 2019-07-31
AU2015212333A1 (en) 2016-08-11
CA2938142C (en) 2022-02-15
US10669390B2 (en) 2020-06-02
BR112016017448A2 (pt) 2020-08-18
JP2017506678A (ja) 2017-03-09
KR102358824B1 (ko) 2022-02-07
IL246938B (en) 2019-01-31
WO2015114630A1 (en) 2015-08-06
AU2015212333B2 (en) 2019-01-24
KR20160113706A (ko) 2016-09-30
US20160369078A1 (en) 2016-12-22
CA2938142A1 (en) 2015-08-06
CN111217922A (zh) 2020-06-02

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