WO2009112593A1 - Dispositif et procédé pour le séchage de matières fibreuses - Google Patents

Dispositif et procédé pour le séchage de matières fibreuses Download PDF

Info

Publication number
WO2009112593A1
WO2009112593A1 PCT/EP2009/053102 EP2009053102W WO2009112593A1 WO 2009112593 A1 WO2009112593 A1 WO 2009112593A1 EP 2009053102 W EP2009053102 W EP 2009053102W WO 2009112593 A1 WO2009112593 A1 WO 2009112593A1
Authority
WO
WIPO (PCT)
Prior art keywords
pulp
root
drying
pulp mixture
mixture
Prior art date
Application number
PCT/EP2009/053102
Other languages
German (de)
English (en)
Inventor
Stephan Kleemann
Original Assignee
Pacon Limited & Co. Kg
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 Pacon Limited & Co. Kg filed Critical Pacon Limited & Co. Kg
Priority to EP09719270A priority Critical patent/EP2276884A1/fr
Publication of WO2009112593A1 publication Critical patent/WO2009112593A1/fr

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F5/00—Dryer section of machines for making continuous webs of paper
    • D21F5/14—Drying webs by applying vacuum
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B5/00—Drying solid materials or objects by processes not involving the application of heat
    • F26B5/04—Drying solid materials or objects by processes not involving the application of heat by evaporation or sublimation of moisture under reduced pressure, e.g. in a vacuum
    • F26B5/06—Drying solid materials or objects by processes not involving the application of heat by evaporation or sublimation of moisture under reduced pressure, e.g. in a vacuum the process involving freezing

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Molecular Biology (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Paper (AREA)

Abstract

L'invention concerne un mélange de matières fibreuses pour la fabrication de papier ou de produits similaires à du papier, pouvant être obtenu par un procédé comportant les étapes consistant à déshydrater mécaniquement le mélange de matières fibreuses jusqu'à une teneur en matières sèches comprise entre 35 % étuvé et à 80 % étuvé et à lyophiliser le mélange de matières fibreuses.
PCT/EP2009/053102 2008-03-14 2009-03-16 Dispositif et procédé pour le séchage de matières fibreuses WO2009112593A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP09719270A EP2276884A1 (fr) 2008-03-14 2009-03-16 Dispositif et procédé pour le séchage de matières fibreuses

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102008014412 2008-03-14
DE102008014412.6 2008-03-14

Publications (1)

Publication Number Publication Date
WO2009112593A1 true WO2009112593A1 (fr) 2009-09-17

Family

ID=40804350

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2009/053102 WO2009112593A1 (fr) 2008-03-14 2009-03-16 Dispositif et procédé pour le séchage de matières fibreuses

Country Status (2)

Country Link
EP (1) EP2276884A1 (fr)
WO (1) WO2009112593A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109440202A (zh) * 2018-10-18 2019-03-08 青岛即发集团股份有限公司 一种湿法纺丝真空冷冻干燥方法及干燥设备

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4474949A (en) * 1983-05-06 1984-10-02 Personal Products Company Freeze dried microfibrilar cellulose
WO2000031336A1 (fr) * 1998-11-24 2000-06-02 Metso Paper, Inc. Dispositif et procede pour secher la pate a papier

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4474949A (en) * 1983-05-06 1984-10-02 Personal Products Company Freeze dried microfibrilar cellulose
WO2000031336A1 (fr) * 1998-11-24 2000-06-02 Metso Paper, Inc. Dispositif et procede pour secher la pate a papier

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109440202A (zh) * 2018-10-18 2019-03-08 青岛即发集团股份有限公司 一种湿法纺丝真空冷冻干燥方法及干燥设备
CN109440202B (zh) * 2018-10-18 2023-09-08 青岛即发集团股份有限公司 一种湿法纺丝真空冷冻干燥方法及干燥设备

Also Published As

Publication number Publication date
EP2276884A1 (fr) 2011-01-26

Similar Documents

Publication Publication Date Title
Malainine et al. Thermoplastic nanocomposites based on cellulose microfibrils from Opuntia ficus-indica parenchyma cell
Abral et al. Mechanical properties of water hyacinth fibers–polyester composites before and after immersion in water
Varanasi et al. Producing nanofibres from carrots with a chemical-free process
DE3027033C2 (fr)
DE4311505C2 (de) Mit Calciumcarbonat modifiziertes Fasermaterial, seine Herstellung und Verwendung
Duarte et al. Production of hydroxyapatite–bacterial cellulose nanocomposites from agroindustrial wastes
DE2359949A1 (de) Nassverlegtes, ungewebtes, blutstillendes schichtgebilde aus faserigem kollagen fuer heil- und wundbehandlung
DE4498933C2 (de) Benzylierter lignocellulosischer Stoff und ein Herstellungsverfahren dafür
DE2757096A1 (de) Verfahren zur herstellung von zellulosederivaten
CN105229063A (zh) 具有至少一个疏水性或较不亲水性表面的纤维素膜
AT511624A1 (de) Cellulose ii suspension, deren herstellung und daraus gebildete strukturen
US6027536A (en) Method for the preparation of a material with high water and salt solutions absorbency
JP2021527754A (ja) セルロースナノ繊維を含む材料
Ferhi et al. Paper from Stipagrostis pungens
Parit et al. Towards standardization of laboratory preparation procedure for uniform cellulose nanopapers
Taha et al. Evaluation of eco-friendly cellulose and lignocellulose nanofibers from rice straw using Multiple Quality Index
Hu et al. Morphological, thermal, mechanical, and optical properties of hybrid nanocellulose film containing cellulose nanofiber and cellulose nanocrystals
Carrillo-Varela et al. Methylene blue adsorption onto hydrogels made from different Eucalyptus dissolving pulps
EP2276884A1 (fr) Dispositif et procédé pour le séchage de matières fibreuses
Padhi et al. Oscillatory and rotational rheological characterization of jackfruit peel cellulose suspension: Effect of concentration, pH and ionic strength
Ma et al. Visualization and improvement of the physical gelation process during gas phase coagulation through acid–base indicator staining, monitoring and optimization
CH648071A5 (en) Micro-fibrillated cellulose and process for producing it
do Nascimento et al. Development of an integrated process to produce CNFs and lignin and its potential applications for agrochemical delivery
DE10044218A1 (de) Einsatz von Polyisocyanatharzen in Filterschichten
DE3228766C2 (fr)

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 09719270

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

WWE Wipo information: entry into national phase

Ref document number: 2009719270

Country of ref document: EP