SE2151588A1 - Cellulose product with barrier - Google Patents

Cellulose product with barrier Download PDF

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Publication number
SE2151588A1
SE2151588A1 SE2151588A SE2151588A SE2151588A1 SE 2151588 A1 SE2151588 A1 SE 2151588A1 SE 2151588 A SE2151588 A SE 2151588A SE 2151588 A SE2151588 A SE 2151588A SE 2151588 A1 SE2151588 A1 SE 2151588A1
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Sweden
Prior art keywords
cellulose
oil
substrate
fatty acid
product
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SE2151588A
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English (en)
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SE545417C2 (en
Inventor
Martin Malmqvist
Original Assignee
Stora Enso Oyj
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Publication date
Application filed by Stora Enso Oyj filed Critical Stora Enso Oyj
Priority to SE2151588A priority Critical patent/SE545417C2/en
Priority to PCT/IB2022/061136 priority patent/WO2023119004A1/en
Publication of SE2151588A1 publication Critical patent/SE2151588A1/en
Publication of SE545417C2 publication Critical patent/SE545417C2/en

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Classifications

    • 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
    • D21H21/16—Sizing or water-repelling agents
    • 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
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D191/00—Coating compositions based on oils, fats or waxes; Coating compositions based on derivatives thereof
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/425—Cellulose series
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
    • D04H1/542—Adhesive fibres
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/58—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives
    • D04H1/60—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives the bonding agent being applied in dry state, e.g. thermo-activatable agents in solid or molten state, and heat being applied subsequently
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/70—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres
    • D04H1/72—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged
    • D04H1/732—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged by fluid current, e.g. air-lay
    • 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
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/03—Non-macromolecular organic compounds
    • D21H17/05—Non-macromolecular organic compounds containing elements other than carbon and hydrogen only
    • D21H17/14—Carboxylic acids; Derivatives thereof
    • 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
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/03—Non-macromolecular organic compounds
    • D21H17/05—Non-macromolecular organic compounds containing elements other than carbon and hydrogen only
    • D21H17/18—Non-macromolecular organic compounds containing elements other than carbon and hydrogen only forming new compounds in situ, e.g. within the pulp or paper, by chemical reaction with itself, or other added substances, e.g. by grafting on the fibres
    • 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
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20—Macromolecular organic compounds
    • D21H17/21—Macromolecular organic compounds of natural origin; Derivatives thereof
    • 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
    • D21H3/00—Paper or cardboard prepared by adding substances to the pulp or to the formed web on the paper-making machine and by applying substances to finished paper or cardboard (on the paper-making machine), also when the intention is to impregnate at least a part of the paper body
    • 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
    • D21H5/00—Special paper or cardboard not otherwise provided for
    • D21H5/26—Special paper or cardboard manufactured by dry method; Apparatus or processes for forming webs by dry method from mainly short-fibre or particle material, e.g. paper pulp
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L91/00—Compositions of oils, fats or waxes; Compositions of derivatives thereof
    • C08L91/005—Drying oils
    • 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
    • D21H19/00—Coated paper; Coating material
    • D21H19/10—Coatings without pigments
    • D21H19/14—Coatings without pigments applied in a form other than the aqueous solution defined in group D21H19/12
    • D21H19/16—Coatings without pigments applied in a form other than the aqueous solution defined in group D21H19/12 comprising curable or polymerisable compounds

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Medicinal Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Wrappers (AREA)
  • Laminated Bodies (AREA)

Claims (23)

1. Förfarande för framställning av en formad cellulosaprodukt (20), kännetecknat av att förfarandet innefattar: formning (S1) av ett Iuftlagt basmaterial (10) innefattande cellulosa- och/eller Iignocellulosafibrer till en formad cellulosaprodukt (20), applicering (S2) av åtminstone en poiymeriserbar fettsyra eller en olja eller oljeblandning innefattande åtminstone en polymeriserbar fettsyra på det luftlagda basmaterialet (10) före och/eller under formning av det luftlagda basmaterialet (10) till den formade cellulosaprodukten (20), samt polymerisering (S3) av den åtminstone ena polymeriserbara fettsyran för att bilda en vattenfrånstötande och fettresistent barriär (25) hos den formade cellulosaprodukten (20).
2. Förfarande enligt patentkrav 1, varvid applicering (S2) av nåmnda åtminstone ena polymeriserbara fettsyra eller nåmnda olja eller oljeblandning innefattar sprutning av nämnda åtminstone ena polymeriserbara fettsyra eller nämnda olja eller oljeblandning på åtminstone en sida (11-14) av det luftlagda basmaterialet (10).
3. Förfarande enligt patentkrav 1, varvid applicering (S2) av nåmnda åtminstone ena polymeriserbara fettsyra eller nåmnda olja eller oljeblandning innefattar ridåbelåggning eller valsbeläggning av åtminstone en sida (11-14) av det luftlagda basmaterialet (10) med nämnda åtminstone ena polymeriserbara fettsyra eller nämnda olja eller oljeblandning.
4. Förfarande enligt något av patentkraven 1 till 3, varvid applicering (S2) av nämnda åtminstone ena polymeriserbara fettsyra eller nämnda olja eller oljeblandning innefattar nedsänkning av åtminstone en del av det luftlagda basmaterialet (10) i nämnda åtminstone ena polymeriserbara fettsyra eller nämnda olja eller oljeblandning.
5. Förfarande enligt något av patentkraven 1 till 4, varvid applicering (S2) av nämnda åtminstone ena polymeriserbara fettsyra eller nämnda olja eller oljeblandning innefattar applicering (S2) av nåmnda åtminstone ena polymeriserbara fettsyra eller nämnda olja eller oljeblandning på åtminstone en sida (11-14) av det luftlagda basmaterialet (10) och in i åtminstone en del av en tjocklek hos det luftlagda basmaterialet (10) som sträcker sig från nämnda åtminstone ena sida (11-14).
6. Förfarande enligt patentkrav 5, varvid applicering (S2) av nämnda åtminstone ena polymeriserbara fettsyra eller nåmnda olja eller oljeblandning innefattar mättning av det luftlagda basmaterialet (10) med nämnda åtminstone ena polymeriserbara fettsyra eller nämnda olja eller oljeblandning.
7. Förfarande enligt något av patentkraven 1 till 6, varvid polymerisering (S3) av nämnda ätminstone ena polymeriserbara fettsyra innefattar exponering av ätminstone en del av det luftlagda basmaterialet (10) för värme och/eller ultraviolett ljus i närvaro av syre för att för att bilda nämnda vattenfränstötande och fettresistenta barriär (25) hos den formade cellulosaprodukten (20).
8. Förfarande enligt nägot av patentkraven 1 till 7, varvid applicering (S2) av nämnda ätminstone ena polymeriserbara fettsyra eller nämnda olja eller oljeblandning innefattar applicering av nämnda ätminstone ena polymeriserbara fettsyra eller nämnda olja eller oljeblandning och en polymerisationskatalysator pä det luftlagda basmaterialet (10) före och/eller under formning av det luftlagda basmaterialet (10) till den formade cellulosaprodukten (20), samt varvid polymerisering (S3) av nämnda ätminstone ena polymeriserbara fettsyra innefattar exponering av ätminstone en del av det luftlagda basmaterialet (10) för syre för att bilda nämnda vattenfränstötande och fettresistenta barriär (25) hos den formade cellulosaprodukten (20).
9. Förfarande enligt nägot av patentkraven 1 till 8, varvid det luftlagda basmaterialet (10) innefattar cellulosa- och/eller lignocellulosamassafibrer tillverkade genom kemisk, mekanisk och/eller kemimekanisk massaframställning frän barrved och/eller lövved.
10. Förfarande enligt patentkrav 9, varvid nämnda cellulosa- och/eller lignocellulosafibrer är cellulosa- och/eller lignocellulosafibrer i en form vald frän gruppen bestäende av sulfatmassa, sulfitmassa, dissolvingmassa, termomekanisk massa (TMP), högtemperatur-termomekanisk massa (HTMP), mekanisk fiber avsedd för medelhärda fiberskivor (MDF-fiber), kemitermomekanisk massa (CTMP), högtemperatur-kemitermomekanisk massa (HTCTMP), samt en kombination därav.
11. Förfarande enligt nägot av patentkraven 1 till 10, varvid formning (S1) av cellulosabasmaterialet (10) innefattar ätminstone nägot av: tillskärning av det luftlagda basmaterialet (10), torr formpressning av det luftlagda basmaterialet (10), termoformning av det luftlagda basmaterialet (10), vikning av det luftlagda basmaterialet (10), samtpressning av det Iuftlagda basmaterialet (10).
12. Förfarande enligt något av patentkraven 1 till 11, varvid applicering (S2) av nämnda åtminstone ena polymeriserbara fettsyra eller nämnda olja eller oljeblandning innefattar applicering av nämnda olja eller oljeblandning pä det Iuftlagda basmaterialet (10) före och/eller under formning av det Iuftlagda basmaterialet (10) till den formade cellulosaprodukten (20), samt varvid nämnda olja är en vegetabilisk olja eller nämnda oljeblandning är en blandning av vegetabiliska oljor, företrädesvis valda frän gruppen bestäende av linfröolja, avokadoolja, sesamolja, tistelolja, solrosolja, rapsfröolja, druvkärnolja, linolja och nyponolja.
13. Cellulosaprodukt (10, 20) som innefattar ett luftlagt material innefattande cellulosa- och/eller lignocellulosafibrer, kännetecknad av att cellulosaprodukten dessutom innefattar: en vattenfränstötande och fettresistent barriär (25) pä ätminstone en sida (11-14, 21-24) av cellulosaprodukten (10, 20), varvid nämnda vattenfränstötande och fettresistenta barriär (25) innefattar ätminstone en polymeriserad fettsyra eller en olja eller oljeblandning innefattande ätminstone en polymeriserad fettsyra.
14. Cellulosaprodukt enligt patentkrav 13, varvid nämnda polymeriserade fettsyra eller nämnda olja eller oljeblandning finns närvarande frän nämnda ätminstone ena sida (11-14, 21-24) av cellulosaprodukten (10, 20) in i ätminstone en del av en tjocklek hos cellulosaprodukten (10, 20) som sträcker sig frän nämnda ätminstone ena sida (11-14, 21-24).
15. Cellulosaprodukt enligt patentkrav 13 eller 14, varvid cellulosaprodukten (10, 20) innefattar nämnda vattenfränstötande och fettresistenta barriär (25) pä alla sidor (11-14, 21-24) av cellulosaprodukten (10, 20).
16. Cellulosaprodukt enligt nägot av patentkraven 13 till 15, varvid cellulosaprodukten (10, 20) är mättad med nämnda polymeriserade fettsyra eller nämnda olja eller oljeblandning.
17. Cellulosaprodukt enligt nägot av patentkraven 13 till 16, varvid cellulosaprodukten (10, 20) innefattar cellulosa- och/eller lignocellulosamassafibrer tillverkade genom kemisk, mekanisk och/eller kemimekanisk massaframställning frän barrved och/eller lövved.18. Cellulosaprodukt enligt patentkrav 17, varvid cellulosa- och/eller lignocellulosafibrerna är cellulosa- och/eller lignocellulosafibrer i en form vald frän gruppen bestående av sulfatmassa, sulfitmassa, dissolvingmassa, termomekanisk massa (TMP), högtemperatur-termomekanisk massa (HTMP), mekanisk fiber avsedd för medelhärda fiberskivor (MDF-fiber), (CTMP),
18.(HTCTMP), samt en kombination därav kemitermomekanisk massa högtemperatur-kemitermomekanisk massa
19. Cellulosaprodukt enligt något av patentkraven 13 till 18, varvid nämnda vattenfränstötande och fettresistenta barriär (25) innefattar nämnda olja eller oljeblandning, samt varvid nämnda olja är en vegetabilisk olja eller nämnda oljeblandning är en blandning av vegetabiliska oljor, företrädesvis valda frän gruppen bestäende av linfröolja, avokadoolja, sesamolja, tistelolja, solrosolja, druvkärnolja, rapsfröolja, linolja och nyponolja.
20. Cellulosaprodukt enligt nägot av patentkraven 13 till 19, varvid cellulosaprodukten (10, 20) är en formad cellulosaprodukt (20) som formats genom tillskärning, torr formpressning, termoformning, vikning och/eller pressning av ett luftlagt basmaterial (10).
21. Cellulosaprodukt enligt nägot av patentkraven 13 till 19, varvid cellulosaprodukten (10, 20) är ett luftlagt basmaterial (10) konfigurerat att formas till en formad cellulosaprodukt (20) genom tillskärning, torr formpressning, termoformning, vikning och/eller pressning av nämnda luftlagda basmaterial (10).
SE2151588A 2021-12-22 2021-12-22 Cellulose product with barrier SE545417C2 (en)

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Application Number Priority Date Filing Date Title
SE2151588A SE545417C2 (en) 2021-12-22 2021-12-22 Cellulose product with barrier
PCT/IB2022/061136 WO2023119004A1 (en) 2021-12-22 2022-11-18 Cellulose product with barrier

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Application Number Priority Date Filing Date Title
SE2151588A SE545417C2 (en) 2021-12-22 2021-12-22 Cellulose product with barrier

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SE2151588A1 true SE2151588A1 (en) 2023-06-23
SE545417C2 SE545417C2 (en) 2023-09-05

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1444336A (en) * 1974-03-04 1976-07-28 Continental Oil Co Wate-rresistant paper
US6312826B1 (en) * 1999-01-15 2001-11-06 The United States Of America As Represented By The Secretary Of Agriculture Paper coated with polymerized vegetable oils for use as biodegradable mulch
WO2020165780A1 (en) * 2019-02-12 2020-08-20 Stora Enso Oyj Method of producing a molded fiber product and molded fiber product
WO2021006854A1 (ru) * 2019-07-08 2021-01-14 Овщество С Ограниченной Ответственностью "Ридс" Способ производства одноразовой посуды
SE2050700A1 (en) * 2020-06-11 2021-12-12 Greentech Global Pte Ltd Method for producing a cellulose product having lipophobic resistance

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0225940A1 (en) * 1985-12-20 1987-06-24 Maria Scamvougeras Process for the production of disposable hygienic goods and fluff pulp for using in this process

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1444336A (en) * 1974-03-04 1976-07-28 Continental Oil Co Wate-rresistant paper
US6312826B1 (en) * 1999-01-15 2001-11-06 The United States Of America As Represented By The Secretary Of Agriculture Paper coated with polymerized vegetable oils for use as biodegradable mulch
WO2020165780A1 (en) * 2019-02-12 2020-08-20 Stora Enso Oyj Method of producing a molded fiber product and molded fiber product
WO2021006854A1 (ru) * 2019-07-08 2021-01-14 Овщество С Ограниченной Ответственностью "Ридс" Способ производства одноразовой посуды
SE2050700A1 (en) * 2020-06-11 2021-12-12 Greentech Global Pte Ltd Method for producing a cellulose product having lipophobic resistance

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SE545417C2 (en) 2023-09-05

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