SE454507B - Sett att inom pappers-, massa- eller boardindustrin forbettra retention eller rening av cellulosafibersuspensioner resp avloppsvatten - Google Patents

Sett att inom pappers-, massa- eller boardindustrin forbettra retention eller rening av cellulosafibersuspensioner resp avloppsvatten

Info

Publication number
SE454507B
SE454507B SE8604975A SE8604975A SE454507B SE 454507 B SE454507 B SE 454507B SE 8604975 A SE8604975 A SE 8604975A SE 8604975 A SE8604975 A SE 8604975A SE 454507 B SE454507 B SE 454507B
Authority
SE
Sweden
Prior art keywords
polyethylene oxide
cationic
resp
formaldehyde resin
amount
Prior art date
Application number
SE8604975A
Other languages
English (en)
Swedish (sv)
Other versions
SE8604975D0 (sv
Inventor
J Emanuelsson
Original Assignee
Berol 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 Berol Kemi Ab filed Critical Berol Kemi Ab
Priority to SE8604975A priority Critical patent/SE454507B/sv
Publication of SE8604975D0 publication Critical patent/SE8604975D0/xx
Priority to NO874840A priority patent/NO166456C/no
Priority to FI875123A priority patent/FI90573C/fi
Publication of SE454507B publication Critical patent/SE454507B/sv

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/52Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/54Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
    • C02F1/56Macromolecular compounds
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21HPULP 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
    • D21H21/00Non-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
    • D21H21/06Paper forming aids
    • D21H21/10Retention agents or drainage improvers
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21HPULP 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
    • D21H17/00Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20Macromolecular organic compounds
    • D21H17/21Macromolecular organic compounds of natural origin; Derivatives thereof
    • D21H17/24Polysaccharides
    • D21H17/25Cellulose
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21HPULP 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
    • D21H17/00Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20Macromolecular organic compounds
    • D21H17/21Macromolecular organic compounds of natural origin; Derivatives thereof
    • D21H17/24Polysaccharides
    • D21H17/28Starch
    • D21H17/29Starch cationic
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21HPULP 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
    • D21H17/00Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20Macromolecular organic compounds
    • D21H17/33Synthetic macromolecular compounds
    • D21H17/46Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/47Condensation polymers of aldehydes or ketones
    • D21H17/48Condensation polymers of aldehydes or ketones with phenols
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21HPULP 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
    • D21H17/00Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20Macromolecular organic compounds
    • D21H17/33Synthetic macromolecular compounds
    • D21H17/46Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/53Polyethers; Polyesters

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Paper (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Cleaning Implements For Floors, Carpets, Furniture, Walls, And The Like (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
SE8604975A 1986-11-21 1986-11-21 Sett att inom pappers-, massa- eller boardindustrin forbettra retention eller rening av cellulosafibersuspensioner resp avloppsvatten SE454507B (sv)

Priority Applications (3)

Application Number Priority Date Filing Date Title
SE8604975A SE454507B (sv) 1986-11-21 1986-11-21 Sett att inom pappers-, massa- eller boardindustrin forbettra retention eller rening av cellulosafibersuspensioner resp avloppsvatten
NO874840A NO166456C (no) 1986-11-21 1987-11-19 Fremgangsmaate for aa forbedre retensjon eller rensing av henholdsvis cellulosefibersuspensjoner og avloepsvann.
FI875123A FI90573C (fi) 1986-11-21 1987-11-19 Tapa parantaa paperi-, massa- tai kartonkiteollisuudessa sellukuitususpensioiden tai jätevesien retentiota tai puhdistusta

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8604975A SE454507B (sv) 1986-11-21 1986-11-21 Sett att inom pappers-, massa- eller boardindustrin forbettra retention eller rening av cellulosafibersuspensioner resp avloppsvatten

Publications (2)

Publication Number Publication Date
SE8604975D0 SE8604975D0 (sv) 1986-11-21
SE454507B true SE454507B (sv) 1988-05-09

Family

ID=20366355

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8604975A SE454507B (sv) 1986-11-21 1986-11-21 Sett att inom pappers-, massa- eller boardindustrin forbettra retention eller rening av cellulosafibersuspensioner resp avloppsvatten

Country Status (3)

Country Link
FI (1) FI90573C (no)
NO (1) NO166456C (no)
SE (1) SE454507B (no)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5173208A (en) * 1991-06-17 1992-12-22 Nalco Canada Inc. Liquid suspension of polyethylene oxide for use in treating paper and pulp wastewater
US5178770A (en) * 1991-07-12 1993-01-12 Nalco Canada Inc. Method of treating bctmp/ctmp wastewater
US5230808A (en) * 1991-06-17 1993-07-27 Nalco Canada Inc. Liquid suspension of polyethylene oxide for use in treating paper and pulp wastewater
WO1993015271A1 (en) * 1992-01-29 1993-08-05 Kemira Kemi Aktiebolag Improved process for production of paper
WO1993022243A1 (en) * 1992-05-05 1993-11-11 Eka Nobel Ab Method for purifying process water or wastewater containing wood resin
WO1999002775A1 (en) * 1997-07-07 1999-01-21 Kemira Kemi Ab Retention agent
WO1999035098A1 (en) * 1998-01-09 1999-07-15 Ciba Specialty Chemicals Water Treatments Limited Dewatering of sludges deriving from paper industry

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5173208A (en) * 1991-06-17 1992-12-22 Nalco Canada Inc. Liquid suspension of polyethylene oxide for use in treating paper and pulp wastewater
US5230808A (en) * 1991-06-17 1993-07-27 Nalco Canada Inc. Liquid suspension of polyethylene oxide for use in treating paper and pulp wastewater
US5342538A (en) * 1991-06-17 1994-08-30 Nalco Canada, Inc. Liquid suspension of polyethylene oxide for use in treating paper and pulp wastewater
US5178770A (en) * 1991-07-12 1993-01-12 Nalco Canada Inc. Method of treating bctmp/ctmp wastewater
WO1993015271A1 (en) * 1992-01-29 1993-08-05 Kemira Kemi Aktiebolag Improved process for production of paper
US5670021A (en) * 1992-01-29 1997-09-23 Kemira Kemi Aktiebolag Process for production of paper
WO1993022243A1 (en) * 1992-05-05 1993-11-11 Eka Nobel Ab Method for purifying process water or wastewater containing wood resin
US5354479A (en) * 1992-05-05 1994-10-11 Eka Nobel Ab Method for purifying process water or wastewater containing wood resin
WO1999002775A1 (en) * 1997-07-07 1999-01-21 Kemira Kemi Ab Retention agent
WO1999035098A1 (en) * 1998-01-09 1999-07-15 Ciba Specialty Chemicals Water Treatments Limited Dewatering of sludges deriving from paper industry
AU745272B2 (en) * 1998-01-09 2002-03-14 Ciba Specialty Chemicals Water Treatments Limited Dewatering of sludges deriving from paper industry

Also Published As

Publication number Publication date
FI90573B (fi) 1993-11-15
NO166456C (no) 1991-07-24
FI875123A0 (fi) 1987-11-19
FI875123A (fi) 1988-05-22
NO166456B (no) 1991-04-15
NO874840L (no) 1988-05-24
FI90573C (fi) 1994-02-25
NO874840D0 (no) 1987-11-19
SE8604975D0 (sv) 1986-11-21

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