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WO2007069991A3 - Papermaking process - Google Patents

Papermaking process Download PDF

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Publication number
WO2007069991A3
WO2007069991A3 PCT/SE2006/050466 SE2006050466W WO2007069991A3 WO 2007069991 A3 WO2007069991 A3 WO 2007069991A3 SE 2006050466 W SE2006050466 W SE 2006050466W WO 2007069991 A3 WO2007069991 A3 WO 2007069991A3
Authority
WO
WIPO (PCT)
Prior art keywords
papermaking process
fibre web
cellulosic fibre
polymer
improving
Prior art date
Application number
PCT/SE2006/050466
Other languages
French (fr)
Other versions
WO2007069991A2 (en
Inventor
Pavol Barla
Original Assignee
Akzo Nobel Nv
Eka Chemicals Ab
Pavol Barla
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=36829795&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=WO2007069991(A3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Akzo Nobel Nv, Eka Chemicals Ab, Pavol Barla filed Critical Akzo Nobel Nv
Priority to ES06813086.3T priority Critical patent/ES2383762T5/en
Priority to AT06813086T priority patent/ATE550487T1/en
Priority to EP06813086.3A priority patent/EP1960601B2/en
Publication of WO2007069991A2 publication Critical patent/WO2007069991A2/en
Publication of WO2007069991A3 publication Critical patent/WO2007069991A3/en

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
    • 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
    • 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
    • D21H17/63—Inorganic compounds
    • D21H17/67—Water-insoluble compounds, e.g. fillers, pigments
    • D21H17/68—Water-insoluble compounds, e.g. fillers, pigments siliceous, e.g. clays
    • 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
    • D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
    • D21H21/22—Agents rendering paper porous, absorbent or bulky
    • 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
    • D21H23/76—Processes or apparatus for adding material to the pulp or to the paper characterised by choice of auxiliary compounds which are added separately from at least one other compound, e.g. to improve the incorporation of the latter or to obtain an enhanced combined effect

Landscapes

  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Paper (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)

Abstract

The present invention relates to a process for improving the absorption rate for paper products. The process comprises treating a cellulosic fibre web comprising applying to said cellulosic fibre web at least one polymer; and colloidal particles.
PCT/SE2006/050466 2005-12-14 2006-11-10 Papermaking process WO2007069991A2 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
ES06813086.3T ES2383762T5 (en) 2005-12-14 2006-11-10 Paper making process
AT06813086T ATE550487T1 (en) 2005-12-14 2006-11-10 PAPER MAKING PROCESS
EP06813086.3A EP1960601B2 (en) 2005-12-14 2006-11-10 Papermaking process

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP05112137.4 2005-12-14
EP05112137 2005-12-14

Publications (2)

Publication Number Publication Date
WO2007069991A2 WO2007069991A2 (en) 2007-06-21
WO2007069991A3 true WO2007069991A3 (en) 2007-08-16

Family

ID=36829795

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/SE2006/050466 WO2007069991A2 (en) 2005-12-14 2006-11-10 Papermaking process

Country Status (5)

Country Link
EP (1) EP1960601B2 (en)
AT (1) ATE550487T1 (en)
ES (1) ES2383762T5 (en)
PT (1) PT1960601E (en)
WO (1) WO2007069991A2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9404150B2 (en) 2007-08-29 2016-08-02 Sequenom, Inc. Methods and compositions for universal size-specific PCR
US9453257B2 (en) 2006-05-31 2016-09-27 Sequenom, Inc. Methods and compositions for the extraction and amplification of nucleic acid from a sample

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7902345B2 (en) 2006-12-05 2011-03-08 Sequenom, Inc. Detection and quantification of biomolecules using mass spectrometry
EP3964586A1 (en) 2009-04-03 2022-03-09 Sequenom, Inc. Nucleic acid preparation compositions and methods

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0276200A1 (en) * 1987-01-09 1988-07-27 Stfi Paper production
WO1988006659A1 (en) * 1987-03-03 1988-09-07 Eka Nobel Ab A process for the production of paper
EP0304952A2 (en) * 1987-08-28 1989-03-01 McNEIL-PPC, INC. Hydrophilic polymers for incorporating deodorants into absorbent structures
WO1991005108A1 (en) * 1989-09-27 1991-04-18 Sca Research Ab Fibres of increased specific surface area, a method for their manufacture, fluff pulp consisting of such fibres and the use of the fibres as absorption material
US5368833A (en) * 1989-11-09 1994-11-29 Eka Nobel Ab Silica sols having high surface area
WO2002012626A1 (en) * 2000-08-07 2002-02-14 Akzo Nobel N.V. A process for the production of paper

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2630410A (en) 1949-04-19 1953-03-03 Union Carbide & Carbon Corp Nongelling aqueous silica sols stabilized with boron compounds
US3738957A (en) † 1971-03-18 1973-06-12 Du Pont Coacervates of polyvinyl alcohol and colloidal silica
EP0334400B1 (en) † 1988-03-22 1994-01-05 Agfa-Gevaert N.V. A sheet or web carrying an antistatic layer
SE500871C2 (en) 1989-09-27 1994-09-19 Sca Research Ab Aluminum salt impregnated fibers, methods of making them, absorbent material for use in hygiene articles and use of the fibers as absorbent material
CA2094004A1 (en) † 1992-05-04 1993-11-05 Keith A. Kraft Colloids to increase coefficient of friction in carbonless paper pad coatings
JP2003251928A (en) 2002-03-06 2003-09-09 Nippon Paper Industries Co Ltd Ink jet recording medium
MXPA05011047A (en) † 2003-05-02 2005-12-12 Hercules Inc Aqueous systems containing additive pre-mixes and processes for forming the same.
EP1481811A1 (en) † 2003-05-28 2004-12-01 Clariant International Ltd. Aqueous white pigment compositions

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0276200A1 (en) * 1987-01-09 1988-07-27 Stfi Paper production
WO1988006659A1 (en) * 1987-03-03 1988-09-07 Eka Nobel Ab A process for the production of paper
EP0304952A2 (en) * 1987-08-28 1989-03-01 McNEIL-PPC, INC. Hydrophilic polymers for incorporating deodorants into absorbent structures
WO1991005108A1 (en) * 1989-09-27 1991-04-18 Sca Research Ab Fibres of increased specific surface area, a method for their manufacture, fluff pulp consisting of such fibres and the use of the fibres as absorption material
US5368833A (en) * 1989-11-09 1994-11-29 Eka Nobel Ab Silica sols having high surface area
WO2002012626A1 (en) * 2000-08-07 2002-02-14 Akzo Nobel N.V. A process for the production of paper

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9453257B2 (en) 2006-05-31 2016-09-27 Sequenom, Inc. Methods and compositions for the extraction and amplification of nucleic acid from a sample
US9404150B2 (en) 2007-08-29 2016-08-02 Sequenom, Inc. Methods and compositions for universal size-specific PCR

Also Published As

Publication number Publication date
EP1960601A2 (en) 2008-08-27
WO2007069991A2 (en) 2007-06-21
EP1960601B2 (en) 2015-05-06
PT1960601E (en) 2012-06-25
ES2383762T3 (en) 2012-06-26
ATE550487T1 (en) 2012-04-15
ES2383762T5 (en) 2015-08-12
EP1960601B1 (en) 2012-03-21

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Legal Events

Date Code Title Description
DPE2 Request for preliminary examination filed before expiration of 19th month from priority date (pct application filed from 20040101)
121 Ep: the epo has been informed by wipo that ep was designated in this application
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