BR112021006430A2 - method for producing kraft paper and kraft paper - Google Patents

method for producing kraft paper and kraft paper

Info

Publication number
BR112021006430A2
BR112021006430A2 BR112021006430A BR112021006430A BR112021006430A2 BR 112021006430 A2 BR112021006430 A2 BR 112021006430A2 BR 112021006430 A BR112021006430 A BR 112021006430A BR 112021006430 A BR112021006430 A BR 112021006430A BR 112021006430 A2 BR112021006430 A2 BR 112021006430A2
Authority
BR
Brazil
Prior art keywords
kraft paper
producing
paper
iso
accordance
Prior art date
Application number
BR112021006430A
Other languages
Portuguese (pt)
Inventor
Lindström Ove
Original Assignee
Billerudkorsnaes Ab
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 Billerudkorsnaes Ab filed Critical Billerudkorsnaes Ab
Publication of BR112021006430A2 publication Critical patent/BR112021006430A2/en

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21G—CALENDERS; ACCESSORIES FOR PAPER-MAKING MACHINES
    • D21G1/00—Calenders; Smoothing apparatus
    • 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
    • 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
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F3/00—Press section of machines for making continuous webs of paper
    • D21F3/02—Wet presses
    • D21F3/04—Arrangements thereof
    • D21F3/045—Arrangements thereof including at least one extended press nip
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21G—CALENDERS; ACCESSORIES FOR PAPER-MAKING MACHINES
    • D21G1/00—Calenders; Smoothing apparatus
    • D21G1/006—Calenders; Smoothing apparatus with extended nips

Landscapes

  • Paper (AREA)
  • Wrappers (AREA)

Abstract

método para produção de papel kraft e papel kraft. é provido um método para produção de papel kraft tendo densidade medida de acordo com iso 534:2011 de 630-870 kg/m3 e deformação na ruptura medida de acordo com ss-iso 1924-3:2011 na direção da máquina (md) de 1,0-8,9%, compreendendo uma etapa de calandragem de uma folha continua de papel com um teor seco de 55-79%, em que a carga de linha da etapa de calandragem é de 8-90 kn/m, tal como 10-70 kn/m, tal como 12- 50 kn/m, tal como 15-40 kn/m. adicionalmente um método para produção de papel para saco poroso, bem como novas qualidades de papel kraft, também é provido.method for producing kraft paper and kraft paper. a method is provided for producing kraft paper having density measured in accordance with iso 534:2011 of 630-870 kg/m3 and deformation at break measured in accordance with ss-iso 1924-3:2011 in the machine direction (md) of 1.0-8.9%, comprising a step of calendering a paper web having a dry content of 55-79%, wherein the line load of the calendering step is 8-90 kn/m, such as 10-70 kn/m, such as 12-50 kn/m, such as 15-40 kn/m. additionally a method for producing porous bag paper, as well as new grades of kraft paper, is also provided.

BR112021006430A 2018-10-05 2019-10-04 method for producing kraft paper and kraft paper BR112021006430A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP18198917.9A EP3633104B1 (en) 2018-10-05 2018-10-05 Method of producing kraft or sack paper
PCT/EP2019/076953 WO2020070306A1 (en) 2018-10-05 2019-10-04 Method of producing kraft paper and kraft paper

Publications (1)

Publication Number Publication Date
BR112021006430A2 true BR112021006430A2 (en) 2021-07-06

Family

ID=63787840

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112021006430A BR112021006430A2 (en) 2018-10-05 2019-10-04 method for producing kraft paper and kraft paper

Country Status (9)

Country Link
US (1) US20210348339A1 (en)
EP (2) EP3633104B1 (en)
JP (1) JP2022504281A (en)
CN (1) CN113167028A (en)
BR (1) BR112021006430A2 (en)
CA (1) CA3114652A1 (en)
ES (1) ES2875920T3 (en)
PL (1) PL3633104T3 (en)
WO (1) WO2020070306A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2921887T3 (en) * 2019-08-27 2022-09-01 Billerudkorsnaes Ab a paper bag
AT524260B1 (en) * 2020-09-16 2022-06-15 Mondi Ag Pallet wrapping paper
GB2615270A (en) * 2020-10-09 2023-08-02 Procter & Gamble Absorbent article packages with natural fibers and opening features
EP4067568A1 (en) * 2021-03-31 2022-10-05 Mondi AG Packaging paper
AT526106B1 (en) * 2022-05-03 2024-02-15 Mondi Ag Kraft paper
EP4353902A1 (en) * 2022-10-12 2024-04-17 Tetra Laval Holdings & Finance S.A. Use of a paper substrate, the barrier-coated paper substrate, a laminated packaging material and packaging container comprising it
EP4353901A1 (en) * 2022-10-12 2024-04-17 Billerud Aktiebolag (publ) Stretchable high-density paper

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1300412C (en) * 1984-09-13 1992-05-12 Jean-Guy Racine Method and apparatus for high density paper
ATE327375T1 (en) * 1997-11-14 2006-06-15 Metso Paper Inc DEVICE FOR APPLYING AIR TO A PATH
DE102008043727A1 (en) * 2008-11-13 2010-05-20 Voith Patent Gmbh Process for producing sack paper, sack paper and paper sack
DE102010029580A1 (en) * 2010-06-01 2011-12-01 Voith Patent Gmbh Machine for producing a paper web, in particular a sack paper web
CA2918147A1 (en) * 2013-07-18 2015-01-22 Nippon Paper Industries Co., Ltd. Clupak paper
EP3168362B1 (en) * 2015-11-10 2018-01-24 BillerudKorsnäs AB Paper for vertical form fill seal machine
CN107724164A (en) * 2017-09-08 2018-02-23 义乌市义南纸业有限公司 A kind of glassine paper supercalendering technique

Also Published As

Publication number Publication date
EP3633104B1 (en) 2021-03-17
JP2022504281A (en) 2022-01-13
EP3633104A1 (en) 2020-04-08
ES2875920T3 (en) 2021-11-11
PL3633104T3 (en) 2021-10-25
CN113167028A (en) 2021-07-23
US20210348339A1 (en) 2021-11-11
CA3114652A1 (en) 2020-04-09
EP3861166A1 (en) 2021-08-11
WO2020070306A1 (en) 2020-04-09

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Legal Events

Date Code Title Description
B06W Patent application suspended after preliminary examination (for patents with searches from other patent authorities) chapter 6.23 patent gazette]