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SE9702614D0 - Retentionsmedel - Google Patents

Retentionsmedel

Info

Publication number
SE9702614D0
SE9702614D0 SE9702614A SE9702614A SE9702614D0 SE 9702614 D0 SE9702614 D0 SE 9702614D0 SE 9702614 A SE9702614 A SE 9702614A SE 9702614 A SE9702614 A SE 9702614A SE 9702614 D0 SE9702614 D0 SE 9702614D0
Authority
SE
Sweden
Prior art keywords
suspension
polyethylene oxide
formaldehyde resin
added
modified phenol
Prior art date
Application number
SE9702614A
Other languages
English (en)
Other versions
SE9702614L (sv
SE509777C2 (sv
Inventor
Bo Rosengren
Ulla Gytei
Original Assignee
Kemira Kemi 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 Kemira Kemi Ab filed Critical Kemira Kemi Ab
Priority to SE9702614A priority Critical patent/SE509777C2/sv
Publication of SE9702614D0 publication Critical patent/SE9702614D0/sv
Priority to CA002296413A priority patent/CA2296413A1/en
Priority to EP98933999A priority patent/EP0994979A1/en
Priority to AU83608/98A priority patent/AU8360898A/en
Priority to PCT/SE1998/001233 priority patent/WO1999002775A1/en
Priority to ARP980103242A priority patent/AR013174A1/es
Publication of SE9702614L publication Critical patent/SE9702614L/sv
Publication of SE509777C2 publication Critical patent/SE509777C2/sv
Priority to US09/477,627 priority patent/US6306256B1/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
    • 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
    • D21H21/06—Paper forming aids
    • D21H21/10—Retention agents or drainage improvers
    • 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
    • D21H17/33—Synthetic macromolecular compounds
    • D21H17/46—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/47—Condensation polymers of aldehydes or ketones
    • D21H17/48—Condensation polymers of aldehydes or ketones with phenols
    • 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
    • D21H17/33—Synthetic macromolecular compounds
    • D21H17/46—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/53—Polyethers; Polyesters

Landscapes

  • Phenolic Resins Or Amino Resins (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
SE9702614A 1997-07-07 1997-07-07 Sätt att förbättra retentionen vid avvattning av en cellulosafibersuspension genom användning av ett medel, som inbegriper ett fenolformaldehydharts och en polyetylenoxid SE509777C2 (sv)

Priority Applications (7)

Application Number Priority Date Filing Date Title
SE9702614A SE509777C2 (sv) 1997-07-07 1997-07-07 Sätt att förbättra retentionen vid avvattning av en cellulosafibersuspension genom användning av ett medel, som inbegriper ett fenolformaldehydharts och en polyetylenoxid
CA002296413A CA2296413A1 (en) 1997-07-07 1998-06-25 Retention agent
EP98933999A EP0994979A1 (en) 1997-07-07 1998-06-25 Retention agent
AU83608/98A AU8360898A (en) 1997-07-07 1998-06-25 Retention agent
PCT/SE1998/001233 WO1999002775A1 (en) 1997-07-07 1998-06-25 Retention agent
ARP980103242A AR013174A1 (es) 1997-07-07 1998-07-03 Un metodo destinado a mejorar la retencion al eliminar el agua de una suspension de fibras celulosicas agregandole un agente de retencion quecomprende una resina de fenol-formaldehido y un oxido de polietileno, y un agente de retencion que comprende una resina de fenolformaldehido y un oxido
US09/477,627 US6306256B1 (en) 1997-07-07 2000-01-04 Retention agent

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9702614A SE509777C2 (sv) 1997-07-07 1997-07-07 Sätt att förbättra retentionen vid avvattning av en cellulosafibersuspension genom användning av ett medel, som inbegriper ett fenolformaldehydharts och en polyetylenoxid

Publications (3)

Publication Number Publication Date
SE9702614D0 true SE9702614D0 (sv) 1997-07-07
SE9702614L SE9702614L (sv) 1999-01-08
SE509777C2 SE509777C2 (sv) 1999-03-08

Family

ID=20407666

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9702614A SE509777C2 (sv) 1997-07-07 1997-07-07 Sätt att förbättra retentionen vid avvattning av en cellulosafibersuspension genom användning av ett medel, som inbegriper ett fenolformaldehydharts och en polyetylenoxid

Country Status (7)

Country Link
US (1) US6306256B1 (sv)
EP (1) EP0994979A1 (sv)
AR (1) AR013174A1 (sv)
AU (1) AU8360898A (sv)
CA (1) CA2296413A1 (sv)
SE (1) SE509777C2 (sv)
WO (1) WO1999002775A1 (sv)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6325813B2 (ja) * 2012-12-27 2018-05-16 栗田工業株式会社 ピッチ抑制剤、ピッチ抑制方法、及び脱墨パルプの製造方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE357950B (sv) 1972-02-22 1973-07-16 Casco Ab
DE2549089C3 (de) * 1974-11-15 1978-12-14 Sandoz-Patent-Gmbh, 7850 Loerrach Verfahren zur Verbesserung der Retentions- und Entwässerungswirkung in der Papierherstellung
SE454507B (sv) * 1986-11-21 1988-05-09 Berol Kemi Ab Sett att inom pappers-, massa- eller boardindustrin forbettra retention eller rening av cellulosafibersuspensioner resp avloppsvatten
WO1993015271A1 (en) * 1992-01-29 1993-08-05 Kemira Kemi Aktiebolag Improved process for production of paper
GB9300939D0 (en) * 1993-01-19 1993-03-10 Dorset Ind Chemicals Limited Retention aids for mechanical pulps
US5516405A (en) * 1993-09-20 1996-05-14 Macmillan Bloedel Limited Retention aids
US5538596A (en) * 1994-02-04 1996-07-23 Allied Colloids Limited Process of making paper

Also Published As

Publication number Publication date
AU8360898A (en) 1999-02-08
SE9702614L (sv) 1999-01-08
EP0994979A1 (en) 2000-04-26
CA2296413A1 (en) 1999-01-21
SE509777C2 (sv) 1999-03-08
US6306256B1 (en) 2001-10-23
WO1999002775A1 (en) 1999-01-21
AR013174A1 (es) 2000-12-13

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