SE547309C2 - Foam composition comprising cellulose fibres, water -soluble thickener and surfactants, and method for its preparation - Google Patents

Foam composition comprising cellulose fibres, water -soluble thickener and surfactants, and method for its preparation

Info

Publication number
SE547309C2
SE547309C2 SE2430363A SE2430363A SE547309C2 SE 547309 C2 SE547309 C2 SE 547309C2 SE 2430363 A SE2430363 A SE 2430363A SE 2430363 A SE2430363 A SE 2430363A SE 547309 C2 SE547309 C2 SE 547309C2
Authority
SE
Sweden
Prior art keywords
wet foam
surfactants
foam composition
water
cellulose fibres
Prior art date
Application number
SE2430363A
Other languages
English (en)
Other versions
SE2430363A1 (en
Inventor
Torron Daniel Hult
Maryam Ghanadpour
Oruç Köklükaya
Original Assignee
Stora Enso Oyj
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 Stora Enso Oyj filed Critical Stora Enso Oyj
Priority to SE2430363A priority Critical patent/SE547309C2/en
Publication of SE2430363A1 publication Critical patent/SE2430363A1/en
Publication of SE547309C2 publication Critical patent/SE547309C2/en

Links

Classifications

    • 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
    • C08J9/30—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by mixing gases into liquid compositions or plastisols, e.g. frothing with air
    • 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
    • C08J9/0085—Use of fibrous compounding ingredients
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
    • C08L1/02—Cellulose; Modified cellulose
    • 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
    • D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
    • D21H21/22—Agents rendering paper porous, absorbent or bulky
    • D21H21/24—Surfactants
    • 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
    • D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/50—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by form
    • D21H21/56—Foam
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2110/00—Foam properties
    • C08G2110/0041—Foam properties having specified density
    • C08G2110/005—< 50kg/m3
    • 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
    • C08J2201/05—Elimination by evaporation or heat degradation of a liquid phase
    • C08J2201/0504—Elimination by evaporation or heat degradation of a 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
    • C08J2301/00—Characterised by the use of cellulose, modified cellulose or cellulose derivatives
    • C08J2301/02—Cellulose; Modified cellulose
    • 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
    • C08J2401/00—Characterised by the use of cellulose, modified cellulose or cellulose derivatives
    • C08J2401/02—Cellulose; Modified cellulose
    • 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
    • C08J2403/00—Characterised by the use of starch, amylose or amylopectin or of their derivatives or degradation products
    • C08J2403/02—Starch; Degradation products thereof, e.g. dextrin
    • 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
    • C08J9/35—Composite foams, i.e. continuous macromolecular foams containing discontinuous cellular particles or fragments
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K23/00—Use of substances as emulsifying, wetting, dispersing, or foam-producing agents
    • C09K23/017—Mixtures of compounds
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F11/00—Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines
    • D21F11/002—Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines by using a foamed suspension

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Paper (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)

Claims (1)

1. Ett våt skumkomposition innefattande: a) från 71-95 vikts% cellulosafiber, beräknat på den totala torrvikten i kompositionen, b) från 4-24 vikts% av ett vattenlösligt förtjockningsmedel, beräknat på den totala torrvikten i kompositionen, och c) åtminstone två surfaktanter; där den våta skumkomposítionen har en total torrhalt från 12-40 vikts% beräknat på den totala vikten av den våta kompositionen. Den våta skumkomposítionen enligt patentkrav 1, varvid en av surfaktanterna är en är en anjonisk surfaktant med ett pKa från 3,2 to 3,8 i en lösning som har ett pH från 7tí|| Den våta skumkomposítionen enligt något av patentkraven 1 till 2, varvid en av su rfaktanterna är en co-surfaktant. Den våta skumkomposítionen enligt patentkrav 3, varvid co-surfaktanten väljs från surfaktanter med ett pKa på åtminstone 8 i en lösning med ett pH på från 7 till 9; eller en amfotär betain. Den våta skumkomposítionen enligt patentkrav 3 eller 4, varvid molratíot mellan den anjoniska surfaktanten och co-surfaktanten är från O,2:1-3: Den våta skumkomposítionen enligt något av patentkrav 1 till 5, där den totala mängden av de åtminstone två surfaktanterna är O.6-5 vikts%, beräknat på den totala torrvikten i kompositionen. Den våta skumkompositionen enligt något av patentkrav 1 till 6, varvid cellulosafiberna väljs från trämassa; regenererade cellulosafíber; och växtfiber; företrädesvis valda från blekt barrvedssulfatmassa, kemitermomekanisk massa och dissolvingmassa eller en kombination av dessa. Den våta skumkompositionen enligt något av patentkrav 1 till 7, varvid densiteten är från 140-500 kg/m Den våta skumkompositionen enligt något av patentkrav 1 till 8, varvid sträckgränsen är från 20 till 200 Pa. Förfarande för att framställa en våt skumkomposition enligt patentkrav 1, innefattande a) sönderdela cellulosafíber i vatten för att erhålla en slurry av cellulosafíber; b) tillsätta ett vattenlösligt förtjockningsmedel till slurryn erhållen i a) för att erhålla en blandning av vattenlösligt förtjockningsmedel och cellulosafíber i vatten; c) tillsätta åtminstone två surfaktanter till blandningen erhållen i b) för att erhålla en fibersuspension; föra in luft i suspensionen erhållen i c) för att erhålla ett vått skum, varvid det våta skummet innefattar 10-38 vikts% cellulosafíber, 0,5-10 vikts% av det vattenlösliga förtjockningsmedlet, och 0,1-2 vikts% surfaktanter, beräknat på den totala vikten på det våta skummet, och varvid det våta skummet har en densitet från 140-500 kg/m3 och en sträckgräns från 20 till 200 Pa. Förfarande enligt patentkrav 10, varvid det vattenlösliga förtjockningsmedlet tillsätts till slurryn erhållen i steg (a) som en lösning innefattande 4-12 vikts% av vattenlösligt förtjockningsmedel. Ett vått skum erhållet med förfarandet enligt något av patentkrav 10 till 24
SE2430363A 2021-12-22 2021-12-22 Foam composition comprising cellulose fibres, water -soluble thickener and surfactants, and method for its preparation SE547309C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SE2430363A SE547309C2 (en) 2021-12-22 2021-12-22 Foam composition comprising cellulose fibres, water -soluble thickener and surfactants, and method for its preparation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE2430363A SE547309C2 (en) 2021-12-22 2021-12-22 Foam composition comprising cellulose fibres, water -soluble thickener and surfactants, and method for its preparation

Publications (2)

Publication Number Publication Date
SE2430363A1 SE2430363A1 (en) 2024-07-08
SE547309C2 true SE547309C2 (en) 2025-06-24

Family

ID=91962052

Family Applications (1)

Application Number Title Priority Date Filing Date
SE2430363A SE547309C2 (en) 2021-12-22 2021-12-22 Foam composition comprising cellulose fibres, water -soluble thickener and surfactants, and method for its preparation

Country Status (1)

Country Link
SE (1) SE547309C2 (sv)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2486912A1 (en) * 2006-11-08 2012-08-15 CP Kelco US, Inc. Surfactant Thickened Systems Comprising Microfibrous Cellulose and Methods of Making Same
US20150158995A1 (en) * 2012-07-10 2015-06-11 Cellutech Ab Nfc stabilized foam
WO2018171914A1 (en) * 2017-03-24 2018-09-27 Tetra Laval Holdings & Finance S.A. Method of manufacturing of a foam-formed cellulosic fibrematerial, a bulk sheet and a laminated packaging material comprising the cellulosic fibre-material
WO2020205701A1 (en) * 2019-03-29 2020-10-08 The United States Of America, As Represented By The Secretary Of Agriculture Compositions and processes for renewable rigid foam

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2486912A1 (en) * 2006-11-08 2012-08-15 CP Kelco US, Inc. Surfactant Thickened Systems Comprising Microfibrous Cellulose and Methods of Making Same
US20150158995A1 (en) * 2012-07-10 2015-06-11 Cellutech Ab Nfc stabilized foam
WO2018171914A1 (en) * 2017-03-24 2018-09-27 Tetra Laval Holdings & Finance S.A. Method of manufacturing of a foam-formed cellulosic fibrematerial, a bulk sheet and a laminated packaging material comprising the cellulosic fibre-material
WO2020205701A1 (en) * 2019-03-29 2020-10-08 The United States Of America, As Represented By The Secretary Of Agriculture Compositions and processes for renewable rigid foam

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
ROOZBEH, A. ET AL "Superstable Wet Foams and Lightweight Solid Composites from Nanocellulose and Hydrophobic Particles." ACS nano, Vol. 15, No. 12, 2021-12-28, pp. 19712-19721, ISSN: 1936-0851, DOI: 10.1021/acsnano.1c07084 *

Also Published As

Publication number Publication date
SE2430363A1 (en) 2024-07-08

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