ATE119958T1 - Rückhalte- und drainagehilfsmittel für die papierherstellung. - Google Patents

Rückhalte- und drainagehilfsmittel für die papierherstellung.

Info

Publication number
ATE119958T1
ATE119958T1 AT89905929T AT89905929T ATE119958T1 AT E119958 T1 ATE119958 T1 AT E119958T1 AT 89905929 T AT89905929 T AT 89905929T AT 89905929 T AT89905929 T AT 89905929T AT E119958 T1 ATE119958 T1 AT E119958T1
Authority
AT
Austria
Prior art keywords
cationic
retention
improvement
alkali metal
paper making
Prior art date
Application number
AT89905929T
Other languages
English (en)
Inventor
John Derek Rushmere
Original Assignee
Du Pont
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 Du Pont filed Critical Du Pont
Application granted granted Critical
Publication of ATE119958T1 publication Critical patent/ATE119958T1/de

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
    • D21H3/00—Paper or cardboard prepared by adding substances to the pulp or to the formed web on the paper-making machine and by applying substances to finished paper or cardboard (on the paper-making machine), also when the intention is to impregnate at least a part of the paper body
    • 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
    • D21H17/63—Inorganic compounds
    • D21H17/66—Salts, e.g. alums
    • 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
    • D21H17/21—Macromolecular organic compounds of natural origin; Derivatives thereof
    • D21H17/24—Polysaccharides
    • D21H17/28—Starch
    • 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
    • D21H17/21—Macromolecular organic compounds of natural origin; Derivatives thereof
    • D21H17/24—Polysaccharides
    • D21H17/31—Gums
    • D21H17/32—Guar or other polygalactomannan gum
    • 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
    • D21H17/34—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/37—Polymers of unsaturated acids or derivatives thereof, e.g. polyacrylates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Paper (AREA)
AT89905929T 1988-01-13 1989-01-12 Rückhalte- und drainagehilfsmittel für die papierherstellung. ATE119958T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US14335088A 1988-01-13 1988-01-13
US07/213,484 US4927498A (en) 1988-01-13 1988-06-30 Retention and drainage aid for papermaking

Publications (1)

Publication Number Publication Date
ATE119958T1 true ATE119958T1 (de) 1995-04-15

Family

ID=26840944

Family Applications (1)

Application Number Title Priority Date Filing Date
AT89905929T ATE119958T1 (de) 1988-01-13 1989-01-12 Rückhalte- und drainagehilfsmittel für die papierherstellung.

Country Status (8)

Country Link
US (1) US4927498A (de)
EP (1) EP0378605B1 (de)
KR (1) KR910014567A (de)
AT (1) ATE119958T1 (de)
AU (1) AU616027B2 (de)
CA (1) CA1324703C (de)
DE (1) DE68921731T2 (de)
WO (1) WO1989006638A2 (de)

Families Citing this family (109)

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ES2055084T3 (es) * 1988-09-16 1994-08-16 Du Pont Microgeles de polisilicato como coadyuvantes de retencion/drenaje en la fabricacion del papel.
SE500387C2 (sv) * 1989-11-09 1994-06-13 Eka Nobel Ab Silikasoler, förfarande för framställning av silikasoler samt användning av solerna i pappersframställning
US5378399A (en) * 1990-01-31 1995-01-03 Industrial Progress, Inc. Functional complex microgels with rapid formation kinetics
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SE501214C2 (sv) * 1992-08-31 1994-12-12 Eka Nobel Ab Silikasol samt förfarande för framställning av papper under användande av solen
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US6217709B1 (en) * 1998-11-23 2001-04-17 Hercules Incorporated Cationic starch/cationic galactomannan gum blends as strength and drainage aids
US7169261B2 (en) 1999-05-04 2007-01-30 Akzo Nobel N.V. Silica-based sols
ATE334939T1 (de) * 1999-05-04 2006-08-15 Akzo Nobel Nv Sole auf der basis von kieselsäure
US6203711B1 (en) 1999-05-21 2001-03-20 E. I. Du Pont De Nemours And Company Method for treatment of substantially aqueous fluids derived from processing inorganic materials
KR100332214B1 (ko) * 1999-06-01 2002-04-12 김충섭 제지의 보류 및 탈수 향상제
US6358365B1 (en) 1999-12-14 2002-03-19 Hercules Incorporated Metal silicates, cellulose products, and processes thereof
US6379501B1 (en) 1999-12-14 2002-04-30 Hercules Incorporated Cellulose products and processes for preparing the same
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US6780330B2 (en) 2001-03-09 2004-08-24 E. I. Du Pont De Nemours And Company Removal of biomaterials from aqueous streams
US20040104004A1 (en) * 2002-10-01 2004-06-03 Fredrik Solhage Cationised polysaccharide product
US20040138438A1 (en) * 2002-10-01 2004-07-15 Fredrik Solhage Cationised polysaccharide product
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US7303654B2 (en) * 2002-11-19 2007-12-04 Akzo Nobel N.V. Cellulosic product and process for its production
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US7732495B2 (en) * 2004-04-07 2010-06-08 Akzo Nobel N.V. Silica-based sols and their production and use
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US20060254464A1 (en) * 2005-05-16 2006-11-16 Akzo Nobel N.V. Process for the production of paper
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US8409647B2 (en) * 2008-08-12 2013-04-02 E. I. Du Pont De Nemours And Company Silica microgels for reducing chill haze
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ES2055084T3 (es) * 1988-09-16 1994-08-16 Du Pont Microgeles de polisilicato como coadyuvantes de retencion/drenaje en la fabricacion del papel.

Also Published As

Publication number Publication date
DE68921731T2 (de) 1995-10-19
US4927498A (en) 1990-05-22
WO1989006638A2 (en) 1989-07-27
EP0378605A1 (de) 1990-07-25
AU616027B2 (en) 1991-10-17
DE68921731D1 (de) 1995-04-20
WO1989006638A3 (en) 1989-09-21
AU3734589A (en) 1989-08-11
CA1324703C (en) 1993-11-30
EP0378605B1 (de) 1995-03-15
KR910014567A (ko) 1991-08-31
EP0378605A4 (en) 1993-08-18

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