CA2059529C - Traitement de matieres fibreuses - Google Patents

Traitement de matieres fibreuses Download PDF

Info

Publication number
CA2059529C
CA2059529C CA002059529A CA2059529A CA2059529C CA 2059529 C CA2059529 C CA 2059529C CA 002059529 A CA002059529 A CA 002059529A CA 2059529 A CA2059529 A CA 2059529A CA 2059529 C CA2059529 C CA 2059529C
Authority
CA
Canada
Prior art keywords
suspension
fibres
mixture
rosin emulsion
aluminium salt
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
CA002059529A
Other languages
English (en)
Other versions
CA2059529A1 (fr
Inventor
Peter C. R. Street
David Barlow
Michel J. Jaycock
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ciba Specialty Chemicals RC GB Ltd
Original Assignee
Raisio Chemicals UK Ltd
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=26295679&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA2059529(C) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from GB898917407A external-priority patent/GB8917407D0/en
Priority claimed from GB898917408A external-priority patent/GB8917408D0/en
Application filed by Raisio Chemicals UK Ltd filed Critical Raisio Chemicals UK Ltd
Publication of CA2059529A1 publication Critical patent/CA2059529A1/fr
Application granted granted Critical
Publication of CA2059529C publication Critical patent/CA2059529C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • D21H17/63—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
    • D21H17/62—Rosin; Derivatives thereof
    • 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
    • D21H23/02—Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added
    • D21H23/04—Addition to the pulp; After-treatment of added substances in the pulp
    • D21H23/06—Controlling the addition
    • D21H23/14—Controlling the addition by selecting point of addition or time of contact between components
    • 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
    • D21H23/02—Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added
    • D21H23/04—Addition to the pulp; After-treatment of added substances in the pulp
    • D21H23/20—Apparatus therefor

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Paper (AREA)
CA002059529A 1989-07-29 1990-07-30 Traitement de matieres fibreuses Expired - Fee Related CA2059529C (fr)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
GB898917407A GB8917407D0 (en) 1989-07-29 1989-07-29 Papermaking
GB898917408A GB8917408D0 (en) 1989-07-29 1989-07-29 Paper sizing
GB8917408.0 1989-07-29
GB8917407.2 1989-07-29
PCT/GB1990/001176 WO1991002119A1 (fr) 1989-07-29 1990-07-30 Traitement de matieres fibreuses

Publications (2)

Publication Number Publication Date
CA2059529A1 CA2059529A1 (fr) 1991-01-30
CA2059529C true CA2059529C (fr) 2001-11-27

Family

ID=26295679

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002059529A Expired - Fee Related CA2059529C (fr) 1989-07-29 1990-07-30 Traitement de matieres fibreuses

Country Status (7)

Country Link
EP (1) EP0485498B2 (fr)
AU (1) AU6186490A (fr)
CA (1) CA2059529C (fr)
DE (1) DE69028631T2 (fr)
ES (1) ES2094161T5 (fr)
GB (1) GB9201848D0 (fr)
WO (1) WO1991002119A1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2292158B (en) * 1994-07-26 1998-12-09 Roe Lee Paper Chemicals Compan Sizing method
US7234857B2 (en) 1998-02-26 2007-06-26 Wetend Technologies Oy Method and apparatus for feeding a chemical into a liquid flow
FI108802B (fi) * 1998-02-26 2002-03-28 Wetend Technologies Oy Menetelmä ja laite kemikaalin syöttämiseksi nestevirtaan sekä paperikoneen syöttöjärjestelmä
US6543382B1 (en) * 2002-02-08 2003-04-08 Delaval, Inc. Side outlet milking claw
FI115148B (fi) * 2003-10-08 2005-03-15 Wetend Technologies Oy Menetelmä ja laite kemikaalin syöttämiseksi nestevirtaan
DE102010028574A1 (de) * 2010-05-05 2011-11-10 Voith Patent Gmbh Mischanordnung
DE102010028577A1 (de) * 2010-05-05 2011-11-10 Voith Patent Gmbh Verfahren zur Zumischung einer Chemikalie zu einem Prozessstrom
EP2882899A2 (fr) 2011-11-14 2015-06-17 Kemira Oyj Composition renfermant de l'akd et fabrication de papier et de carton

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2041285A (en) * 1933-09-28 1936-05-19 Cew Judson A De Paper sizing
GB2141751B (en) * 1983-06-03 1987-07-08 Roe Lee Paper Chemicals Compan Sizing compositions

Also Published As

Publication number Publication date
EP0485498A1 (fr) 1992-05-20
WO1991002119A1 (fr) 1991-02-21
DE69028631T2 (de) 1997-02-27
CA2059529A1 (fr) 1991-01-30
ES2094161T5 (es) 2000-06-16
GB9201848D0 (en) 1992-03-18
EP0485498B2 (fr) 1999-12-08
AU6186490A (en) 1991-03-11
EP0485498B1 (fr) 1996-09-18
ES2094161T3 (es) 1997-01-16
DE69028631D1 (de) 1996-10-24

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed