ES2094161T5 - Tratamiento de materiales fibrosos. - Google Patents

Tratamiento de materiales fibrosos.

Info

Publication number
ES2094161T5
ES2094161T5 ES90912618T ES90912618T ES2094161T5 ES 2094161 T5 ES2094161 T5 ES 2094161T5 ES 90912618 T ES90912618 T ES 90912618T ES 90912618 T ES90912618 T ES 90912618T ES 2094161 T5 ES2094161 T5 ES 2094161T5
Authority
ES
Spain
Prior art keywords
treatment
fibrous materials
mixture
suspension
recently prepared
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 - Lifetime
Application number
ES90912618T
Other languages
English (en)
Other versions
ES2094161T3 (es
Inventor
Peter Christopher Rober Street
David Barlow
Michael James 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=ES2094161(T5) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from GB898917408A external-priority patent/GB8917408D0/en
Priority claimed from GB898917407A external-priority patent/GB8917407D0/en
Application filed by Raisio Chemicals UK Ltd filed Critical Raisio Chemicals UK Ltd
Publication of ES2094161T3 publication Critical patent/ES2094161T3/es
Application granted granted Critical
Publication of ES2094161T5 publication Critical patent/ES2094161T5/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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)

Abstract

UN METODO PARA AÑADIR UNA MEZCLA DE ADITIVOS EN UNA SUSPENSION ACUOSA DE FIBRAS QUE SERAN UTILIZADAS PARA LA FABRICACION DE PAPEL, QUE CONSISTE EN AÑADIR, DENTRO DE LA SUSPENSION UNA ZONA LOCALIZADA, UNA MEZCLA RECIEN PREPARADA DE CHORROS DE LIQUIDO DISCRETOS DE LOS ADITIVOS Y HACER QUE LA MEZCLA RECIEN PREPARADA SE DISPERSE DENTRO DE LA SUSPENSION. LOS CHORROS DE ADITIVO PUEDEN SER DE UNA EMULSION DE RESINA Y UNA SOLUCION SALINA DE ALUMINIO.
ES90912618T 1989-07-29 1990-07-30 Tratamiento de materiales fibrosos. Expired - Lifetime ES2094161T5 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB898917408A GB8917408D0 (en) 1989-07-29 1989-07-29 Paper sizing
GB898917407A GB8917407D0 (en) 1989-07-29 1989-07-29 Papermaking

Publications (2)

Publication Number Publication Date
ES2094161T3 ES2094161T3 (es) 1997-01-16
ES2094161T5 true ES2094161T5 (es) 2000-06-16

Family

ID=26295679

Family Applications (1)

Application Number Title Priority Date Filing Date
ES90912618T Expired - Lifetime ES2094161T5 (es) 1989-07-29 1990-07-30 Tratamiento de materiales fibrosos.

Country Status (7)

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

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 (en) 2011-11-14 2015-06-17 Kemira Oyj Akd composition and manufacture of paper and paperboard

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
DE69028631D1 (de) 1996-10-24
AU6186490A (en) 1991-03-11
ES2094161T3 (es) 1997-01-16
EP0485498A1 (en) 1992-05-20
WO1991002119A1 (en) 1991-02-21
EP0485498B2 (en) 1999-12-08
EP0485498B1 (en) 1996-09-18
GB9201848D0 (en) 1992-03-18
DE69028631T2 (de) 1997-02-27
CA2059529C (en) 2001-11-27
CA2059529A1 (en) 1991-01-30

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