FI3966386T3 - Cellulose material plasticization and viscosity controlled cellulosic material - Google Patents

Cellulose material plasticization and viscosity controlled cellulosic material

Info

Publication number
FI3966386T3
FI3966386T3 FIEP19726460.9T FI19726460T FI3966386T3 FI 3966386 T3 FI3966386 T3 FI 3966386T3 FI 19726460 T FI19726460 T FI 19726460T FI 3966386 T3 FI3966386 T3 FI 3966386T3
Authority
FI
Finland
Prior art keywords
plasticization
viscosity controlled
cellulose
cellulosic
cellulosic material
Prior art date
Application number
FIEP19726460.9T
Other languages
Finnish (fi)
Inventor
Pasi Virtanen
Matti Ristolainen
Harri Kosonen
Teemu Pohjalainen
Sakari Modig
Janak Sapkota
Original Assignee
Upm Kymmene Corp
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 Upm Kymmene Corp filed Critical Upm Kymmene Corp
Application granted granted Critical
Publication of FI3966386T3 publication Critical patent/FI3966386T3/en

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/001—Modification of pulp properties
    • D21C9/002—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C1/00—Pretreatment of the finely-divided materials before digesting
    • D21C1/02—Pretreatment of the finely-divided materials before digesting with water or steam
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/001—Modification of pulp properties
    • D21C9/007—Modification of pulp properties by mechanical or physical means
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/101—Bleaching ; Apparatus therefor in solvent medium
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/1084—Bleaching ; Apparatus therefor with reducing compounds
FIEP19726460.9T 2019-05-10 2019-05-10 Cellulose material plasticization and viscosity controlled cellulosic material FI3966386T3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/FI2019/050371 WO2020229722A1 (en) 2019-05-10 2019-05-10 Cellulose material plasticization and viscosity controlled cellulosic material

Publications (1)

Publication Number Publication Date
FI3966386T3 true FI3966386T3 (en) 2024-01-26

Family

ID=66647422

Family Applications (1)

Application Number Title Priority Date Filing Date
FIEP19726460.9T FI3966386T3 (en) 2019-05-10 2019-05-10 Cellulose material plasticization and viscosity controlled cellulosic material

Country Status (8)

Country Link
US (1) US20220298725A1 (en)
EP (1) EP3966386B1 (en)
CN (1) CN113811649A (en)
BR (1) BR112021021817A2 (en)
CA (1) CA3139848A1 (en)
FI (1) FI3966386T3 (en)
UY (1) UY38689A (en)
WO (1) WO2020229722A1 (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4229250A (en) * 1979-02-28 1980-10-21 Valmet Oy Method of improving properties of mechanical paper pulp without chemical reaction therewith
US6344109B1 (en) * 1998-12-18 2002-02-05 Bki Holding Corporation Softened comminution pulp
PL199103B1 (en) * 2000-09-13 2008-08-29 Inst Biopolimerow I Wlokien Ch Method of manufacturing multifilaments, films, casings and other products from dissolved modified cellulose
US10557234B2 (en) * 2012-05-29 2020-02-11 Neozyme International, Inc. Papermaking additive compositions and methods and uses thereof
FI129086B (en) * 2012-09-14 2021-06-30 Teknologian Tutkimuskeskus Vtt Oy Method of producing dissolving pulp

Also Published As

Publication number Publication date
UY38689A (en) 2020-12-31
US20220298725A1 (en) 2022-09-22
EP3966386A1 (en) 2022-03-16
CN113811649A (en) 2021-12-17
CA3139848A1 (en) 2020-11-19
WO2020229722A1 (en) 2020-11-19
EP3966386B1 (en) 2023-11-01
BR112021021817A2 (en) 2022-01-04

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