EP4144914C0 - Papier multicouche contenant du vieux papier et des fibres supplémentaires - Google Patents

Papier multicouche contenant du vieux papier et des fibres supplémentaires

Info

Publication number
EP4144914C0
EP4144914C0 EP21195241.1A EP21195241A EP4144914C0 EP 4144914 C0 EP4144914 C0 EP 4144914C0 EP 21195241 A EP21195241 A EP 21195241A EP 4144914 C0 EP4144914 C0 EP 4144914C0
Authority
EP
European Patent Office
Prior art keywords
paper
containing recycled
additional fibres
layer
recycled paper
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
EP21195241.1A
Other languages
German (de)
English (en)
Other versions
EP4144914B1 (fr
EP4144914A1 (fr
Inventor
Hans Wehrmann
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Certina Production Ag
Wehrmann Hans
Original Assignee
Certina Production Ag
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 Certina Production Ag filed Critical Certina Production Ag
Priority to EP21195241.1A priority Critical patent/EP4144914B1/fr
Priority to ES21195241T priority patent/ES2982071T3/es
Priority to CN202280059923.7A priority patent/CN117916422A/zh
Priority to US18/686,920 priority patent/US20250019903A1/en
Priority to PCT/EP2022/071240 priority patent/WO2023036512A1/fr
Publication of EP4144914A1 publication Critical patent/EP4144914A1/fr
Application granted granted Critical
Publication of EP4144914B1 publication Critical patent/EP4144914B1/fr
Publication of EP4144914C0 publication Critical patent/EP4144914C0/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
    • D21H27/30—Multi-ply
    • 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
    • D21H27/30—Multi-ply
    • D21H27/38—Multi-ply at least one of the sheets having a fibrous composition differing from that of other sheets
    • 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
    • D21H11/12—Pulp from non-woody plants or crops, e.g. cotton, flax, straw, 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
    • D21H11/14—Secondary 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
    • D21H17/01—Waste products, e.g. sludge
EP21195241.1A 2021-09-07 2021-09-07 Papier multicouche contenant du vieux papier et des fibres supplémentaires Active EP4144914B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
EP21195241.1A EP4144914B1 (fr) 2021-09-07 2021-09-07 Papier multicouche contenant du vieux papier et des fibres supplémentaires
ES21195241T ES2982071T3 (es) 2021-09-07 2021-09-07 Papel multicapa que contiene fibras de papel usado y fibras adicionales
CN202280059923.7A CN117916422A (zh) 2021-09-07 2022-07-28 包含旧纸纤维和附加纤维的多层纸
US18/686,920 US20250019903A1 (en) 2021-09-07 2022-07-28 Multi-ply paper containing used paper fibers and additional fibers
PCT/EP2022/071240 WO2023036512A1 (fr) 2021-09-07 2022-07-28 Papier multicouches contenant des fibres de papier utilisées et des fibres supplémentaires

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP21195241.1A EP4144914B1 (fr) 2021-09-07 2021-09-07 Papier multicouche contenant du vieux papier et des fibres supplémentaires

Publications (3)

Publication Number Publication Date
EP4144914A1 EP4144914A1 (fr) 2023-03-08
EP4144914B1 EP4144914B1 (fr) 2024-04-17
EP4144914C0 true EP4144914C0 (fr) 2024-04-17

Family

ID=77666204

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21195241.1A Active EP4144914B1 (fr) 2021-09-07 2021-09-07 Papier multicouche contenant du vieux papier et des fibres supplémentaires

Country Status (5)

Country Link
US (1) US20250019903A1 (fr)
EP (1) EP4144914B1 (fr)
CN (1) CN117916422A (fr)
ES (1) ES2982071T3 (fr)
WO (1) WO2023036512A1 (fr)

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6669814B2 (en) * 2002-03-08 2003-12-30 Rock-Tenn Company Multi-ply paperboard prepared from recycled materials and methods of manufacturing same
CN101760972A (zh) * 2009-12-21 2010-06-30 田金益 串叶松香草的用途及以串叶松香草杆茎为原料的纸浆
US9976255B2 (en) 2012-03-13 2018-05-22 Uwe D'Agnone Composition of fibrous material
ITTO20130711A1 (it) * 2013-09-02 2015-03-03 Biochemtex Spa Composizioni di glicole etilenico bioderivato per bottiglie di poliestere
JP6291051B2 (ja) * 2013-11-18 2018-03-14 エンザイマティック デインキング テクノロジーズ， エルエルシー 製紙用バージン繊維及び再生紙の残存鉱油濃度低減のための酵素処理
DE102013114386A1 (de) 2013-12-18 2015-06-18 Uwe D'Agnone Verfahren zur Aufbereitung von Gras für die Herstellung von Papier, Pappen und Karton
US20170174404A1 (en) * 2014-03-28 2017-06-22 SWM Luxembourg s.a.r.l. Reconstituted plant material and its use for packaging, wrapping and food appliances
CN107881849A (zh) * 2016-09-30 2018-04-06 凯米罗总公司 用于提高纸张或纸板产品的尺寸稳定性的方法
DE102016222952B4 (de) * 2016-11-21 2018-05-30 Lambert Dustin Dinzinger Verfahren zur Herstellung von Papier, Karton oder Pappe unter Verwendung von Baobabbaumrindenbastfasern und Baobabfruchtfasern als Papierrohstoff sowie Papier, Pappe und Karton und deren Verwendung
US10774473B2 (en) * 2017-05-26 2020-09-15 United States Gypsum Company Compositions and methods with microfibrillated cellulose for wallboard paper
PL3683357T3 (pl) 2019-01-15 2021-12-13 Papierfabrik Meldorf GmbH & Co. Kommanditgesellschaft Papier wielowarstwowy zawierający włókna makulatury i trawy
CN112281530A (zh) * 2020-09-22 2021-01-29 黑龙江进化树生物科技有限公司 一种利用秸秆沼渣制作纸张的方法

Also Published As

Publication number Publication date
EP4144914B1 (fr) 2024-04-17
CN117916422A (zh) 2024-04-19
WO2023036512A1 (fr) 2023-03-16
US20250019903A1 (en) 2025-01-16
EP4144914A1 (fr) 2023-03-08
ES2982071T3 (es) 2024-10-14

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