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FI4074891T3 - Uusi substraatti - Google Patents

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Publication number
FI4074891T3
FI4074891T3 FIEP21168232.3T FI21168232T FI4074891T3 FI 4074891 T3 FI4074891 T3 FI 4074891T3 FI 21168232 T FI21168232 T FI 21168232T FI 4074891 T3 FI4074891 T3 FI 4074891T3
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FI
Finland
Prior art keywords
density paper
density
paper
iso
dry weight
Prior art date
Application number
FIEP21168232.3T
Other languages
English (en)
Inventor
Olivia Markbo
Mats Aldén
Ulf Nyman
Fredrik Nordström
Original Assignee
Billerud Ab Publ
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=75529798&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=FI4074891(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Billerud Ab Publ filed Critical Billerud Ab Publ
Application granted granted Critical
Publication of FI4074891T3 publication Critical patent/FI4074891T3/fi

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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
    • 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
    • D21H17/33—Synthetic macromolecular compounds
    • D21H17/34—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/36—Polyalkenyalcohols; Polyalkenylethers; Polyalkenylesters
    • 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
    • D21H17/24—Polysaccharides
    • D21H17/25—Cellulose
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D65/00—Wrappers or flexible covers; Packaging materials of special type or form
    • B65D65/38—Packaging materials of special type or form
    • B65D65/40—Applications of laminates for particular packaging purposes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D65/00—Wrappers or flexible covers; Packaging materials of special type or form
    • B65D65/38—Packaging materials of special type or form
    • B65D65/42—Applications of coated or impregnated materials
    • 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
    • D21H11/02—Chemical or chemomechanical or chemothermomechanical pulp
    • D21H11/04—Kraft or sulfate pulp
    • 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
    • D21H17/24—Polysaccharides
    • D21H17/25—Cellulose
    • D21H17/26—Ethers 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
    • D21H17/20—Macromolecular organic compounds
    • D21H17/21—Macromolecular organic compounds of natural origin; Derivatives thereof
    • D21H17/24—Polysaccharides
    • D21H17/28—Starch
    • 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
    • D21H19/12—Coatings without pigments applied as a solution using water as the only solvent, e.g. in the presence of acid or alkaline compounds
    • 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
    • D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
    • D21H23/02—Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added
    • D21H23/22—Addition to the formed paper
    • D21H23/52—Addition to the formed paper by contacting paper with a device carrying the material
    • 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
    • D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
    • D21H23/02—Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added
    • D21H23/22—Addition to the formed paper
    • D21H23/70—Multistep processes; Apparatus for adding one or several substances in portions or in various ways to the paper, not covered by another single group of this main group
    • D21H23/72—Plural serial stages only
    • 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
    • D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
    • D21H27/10—Packing paper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D2565/00—Wrappers or flexible covers; Packaging materials of special type or form
    • B65D2565/38—Packaging materials of special type or form
    • B65D2565/381—Details of packaging materials of special type or form
    • B65D2565/382—Details of packaging materials of special type or form made of special paper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D2565/00—Wrappers or flexible covers; Packaging materials of special type or form
    • B65D2565/38—Packaging materials of special type or form
    • B65D2565/381—Details of packaging materials of special type or form
    • B65D2565/387—Materials used as gas barriers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Paper (AREA)
  • Laminated Bodies (AREA)
  • Processing Of Meat And Fish (AREA)

Claims (15)

PATENTTIVAATIMUKSET
1. Suuritiheyksinen paperi, jonka neliömassa on ISO 536:2012 -standardin mukaisesti mitattuna 30 - 75 g/m? ja tiheys on ISO 534:2011 -standardin mukais- esti mitattuna yli 1 000 kg/m’, ja jossa suuriti- heyksinen paperi on kyllästetty kummallekin puolelle 0,3 - 4,0 g/m, kuten 0,5 - 3,0 g/m’, polymeeriä, joka on valittu ryhmästä, joka koostuu polyvinyylialko- holista (PVCH) , etyleenivinyylialkoholista (EVCH) , karboksimetyloidusta selluloosasta (CMC), nan- okiteisestä selluloosasta (NCC) ja karboksimetyyl- itärkkelyksestä (CMS).
2. Patenttivaatimuksen 1 mukainen suuriti- heyksinen paperi, joka on valmistettu ainakin 50 kuivapainoprosenttisesta kraftmassasta, kuten ainakin 75 kuivapainoprosenttisesta kraftmassasta, kuten ainakin 85 kuivapainoprosenttisesta kraftmassasta, kuten ainakin 95 kuivapainoprosenttisesta kraftmas- sasta.
3. Patenttivaatimuksen 1 tai 2 mukainen suur- itiheyksinen paperi, jossa 20 - 65 kuivapainoprosent- tia, kuten 30 - 60 kuivapainoprosenttia, paperimas- sasta, jota on käytetty suuritiheyksisen paperin valmistamiseksi, on lehtipuumassaa.
4. Jonkin edellä olevista patenttivaatimuk- sista mukainen suuritiheyksinen paperi, jossa 35 - 80 kuivapainoprosenttia, kuten 40 - 70 kuivapaino- prosenttia, paperimassasta, jota on käytetty suuriti- heyksisen paperin valmistamiseksi, on havupuumassaa, edullisesti havupuuta, joka on altistettu sakeamassan (HC) jauhatukselle.
5. Jonkin edellä olevista patenttivaatimuk- sista mukainen suuritiheyksinen paperi, jossa on yläkerros ja alakerros.
6. Jonkin edellä olevista patenttivaatimuk- sista mukainen suuritiheyksinen paperi, jossa neliömassa on ISO 536:2012 -standardin mukaisesti mit-
attuna 35 - 65 g/m’.
7. Jonkin edellä olevista patenttivaatimuk- sista mukainen suuritiheyksinen paperi, jonka Schop- per-Riegler-luku (°SR) on ISO 5267-1:1999 -standardin mukaisesti mitattuna 33 - 50, kuten 35 - 45, pulp- peroinnin jälkeen, joka on suoritettu ISO 5263-1:2004 -standardin mukaisesti.
8. Jonkin edellä olevista patenttivaatimuk- sista mukainen suuritiheyksinen paperi, jonka hienoainepitoisuus on L&W Fibretester+ -laitteella (ABB, Lorentzen & Wettre, Ruotsi) mitattuna alle 40 %, kuten alle 34 %, kuten alle 32 %, pulpperoinnin jäl- keen, joka on suoritettu ISO 5263-1:2004 -standardin mukaisesti, jossa hienoaineksen määritellään olevan kuituisia hiukkasia, joiden pituus on lyhyempi kuin 0,2 mm.
9. Menetelmä suuritiheyksisen paperin valmistamiseksi, jonka neliömassa on ISO 536:2012 - standardin mukaisesti mitattuna 30 - 75 g/m ja tiheys on ISO 534:2011 -standardin mukaisesti mitattuna yli 1 000 kg/m', mainitun menetelmän käsittäessä vaiheet, joissa: = kyllästetään paperisubstraatin kumpikin puoli 0,3 - 4,0 g/m, kuten 0,5 - 3,0 g/m, polymeeriä, joka valitaan ryhmästä, joka koostuu polyvinyylialkoholista (PVOH) , etyleenivinyylialkoholista (EVOH), karboksi- metyloidusta selluloosasta (CMC), nan- okiteisestä selluloosasta (NCC) ja karboksi- metyylitärkkelyksestä (CMS), kyllästetyn sub- straatin saamiseksi; ja — superkalanteroidaan kyllästetty substraatti suuritiheyksisen paperin saamiseksi.
10. Patenttivaatimuksen 9 mukainen menetelmä, jossa polymeeri on PVOH:ta, jonka painokeskiarvo- molekyylipaino (M,) on alle 100 000 g/mol.
11. Patenttivaatimuksen 9 tai 10 mukainen menetelmä, jossa kyllästämisvaihe käsittää polymeeriä käsittävän vesipitoisen koostumuksen lisäämisen pa- perisubstraatin kummallekin puolelle, ja jossa vesip- itoisen koostumuksen viskoosisuus on 60 °C:ssa mitat- tuna 55 - 90 mPa*s.
12. Jonkin patenttivaatimuksista 9 - 11 mukainen menetelmä, jossa superkalanterointivaiheeseen saapuvan kyllästetyn substraatin kosteuspitoisuus on 11,0 % - 20,0 %, edullisesti 12,0 % -— 19,0 %, edullisemmin 13,5 % - 18,0 %.
13. Jonkin patenttivaatimuksista 9 - 12 mukainen menetelmä, jossa kyllästämisvaihe suoritetaan kalvopuristimella.
14. Päällystetty paperi, joka käsittää jonkin patenttivaatimuksista 1 - 8 mukaista suuritiheyksistä paperia, jossa suuritiheyksisen paperin pinta on varustettu sulkukalvolla, joka käsittää polyvinyylialkoholia (PVOH), etyleenivinyylialkoholia (EVOH), tärkkelystä tai tärkkelysjohdannaista, nano- tai mikrokuituista selluloosaa, polyvinylideeniklor- idia (PVDC) tai polyamidia.
15. Monikerrosmateriaalin käyttö elintar- viketuotteen tai muun happiherkän tuotteen pakkaam- iseksi, jossa monikerrosmateriaalin yksi kerros on jonkin patenttivaatimuksista 1 - 8 mukaista suuriti- heyksistä paperia, edellyttäen että elintarviketuote ei ole nestemäistä, puolijuoksevaa tai viskoosia elintarviketuotetta.
FIEP21168232.3T 2021-04-13 2021-04-13 Uusi substraatti FI4074891T3 (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP21168232.3A EP4074891B1 (en) 2021-04-13 2021-04-13 New substrate

Publications (1)

Publication Number Publication Date
FI4074891T3 true FI4074891T3 (fi) 2024-03-15

Family

ID=75529798

Family Applications (1)

Application Number Title Priority Date Filing Date
FIEP21168232.3T FI4074891T3 (fi) 2021-04-13 2021-04-13 Uusi substraatti

Country Status (8)

Country Link
US (1) US20240191433A1 (fi)
EP (2) EP4074891B1 (fi)
CN (1) CN117222793A (fi)
BR (1) BR112023020997A2 (fi)
ES (1) ES2975591T3 (fi)
FI (1) FI4074891T3 (fi)
HU (1) HUE065633T2 (fi)
WO (1) WO2022219043A1 (fi)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE543829C2 (en) * 2019-12-19 2021-08-03 Stora Enso Oyj A light weight linerboard for corrugated board
ES2975591T3 (es) 2021-04-13 2024-07-09 Billerud Ab Publ Nuevo sustrato
EP4385720A1 (en) * 2022-12-15 2024-06-19 SIG Services AG Container precursor of a dimensionally stable food or drink product container with a barrier layer with fibres and a ratio of tensile strengths
EP4385725A1 (en) * 2022-12-15 2024-06-19 SIG Services AG Sheet-like composite for dimensionally stable food or drink product containers with a barrier layer with fibres and a ratio of tensile strengths
WO2024149939A1 (en) * 2023-01-10 2024-07-18 Upm-Kymmene Corporation Oxygen barrier material
WO2024149938A1 (en) * 2023-01-10 2024-07-18 Upm-Kymmene Corporation Oxygen barrier material
AT526659B1 (de) * 2023-04-06 2024-06-15 Mondi Ag Verfahren zur Herstellung eines Rohpapiers

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0941286A (ja) 1995-07-31 1997-02-10 Oji Paper Co Ltd グラシン紙の製造方法、および剥離紙の製造方法
FI119250B (fi) 2002-05-29 2008-09-15 Upm Kymmene Corp Menetelmä irrokepaperin valmistamiseksi
SE532388C2 (sv) 2008-03-14 2010-01-12 Tetra Laval Holdings & Finance Förpackningslaminat och -behållare med två separata gasbarriärskikt samt metod för deras framställning
RU2535701C2 (ru) 2009-07-08 2014-12-20 Тетра Лаваль Холдингз Энд Файнэнс С.А. Не содержащий фольги упаковочный ламинированный материал, способ производства упаковочного ламинированного материала и изготовленный из него упаковочный контейнер
FI124852B (fi) 2012-12-12 2015-02-13 Munksjö Oyj Menetelmä glassiinipaperin valmistamiseksi
EP3059344B1 (en) 2015-02-23 2017-12-13 UPM Specialty Papers Oy A method for manufacturing paper comprising bleached chemithermo-mechanical pulp suitable for a release liner and products and uses thereof
MX2018006332A (es) 2015-11-27 2018-08-29 Tetra Laval Holdings & Finance Material de envasado laminado, recipientes de envasado fabricados del mismo.
JP2018048426A (ja) 2016-09-23 2018-03-29 日本製紙株式会社 グラシン紙及び該グラシン紙の製造方法
WO2020074766A1 (en) 2018-10-09 2020-04-16 Upm-Kymmene Corporation A paper substrate comprising modified low molecular weight pva with functional vinyl groups
EP3805453B1 (en) 2019-10-10 2025-01-22 Billerud Aktiebolag (publ) Paper production
ES2975591T3 (es) 2021-04-13 2024-07-09 Billerud Ab Publ Nuevo sustrato

Also Published As

Publication number Publication date
ES2975591T3 (es) 2024-07-09
HUE065633T2 (hu) 2024-06-28
BR112023020997A2 (pt) 2023-12-12
US20240191433A1 (en) 2024-06-13
EP4074891A1 (en) 2022-10-19
EP4074891B1 (en) 2023-12-20
WO2022219043A1 (en) 2022-10-20
CN117222793A (zh) 2023-12-12
EP4323584A1 (en) 2024-02-21

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