DE69406787T2 - Nicht verunreinigendes verfahren zur verbesserung der nassfestigkeit von papier - Google Patents

Nicht verunreinigendes verfahren zur verbesserung der nassfestigkeit von papier

Info

Publication number
DE69406787T2
DE69406787T2 DE69406787T DE69406787T DE69406787T2 DE 69406787 T2 DE69406787 T2 DE 69406787T2 DE 69406787 T DE69406787 T DE 69406787T DE 69406787 T DE69406787 T DE 69406787T DE 69406787 T2 DE69406787 T2 DE 69406787T2
Authority
DE
Germany
Prior art keywords
paper
wet strength
acrylamide
improving
cleaning method
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
DE69406787T
Other languages
German (de)
English (en)
Other versions
DE69406787D1 (de
Inventor
Jean Lallier
Jean Francois Argillier
Stephane Fouquay
Didier Vanhoye
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.)
Carbonisation et Charbons Actifs CECA SA
Original Assignee
Carbonisation et Charbons Actifs CECA SA
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 Carbonisation et Charbons Actifs CECA SA filed Critical Carbonisation et Charbons Actifs CECA SA
Publication of DE69406787D1 publication Critical patent/DE69406787D1/de
Application granted granted Critical
Publication of DE69406787T2 publication Critical patent/DE69406787T2/de
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
    • D21H17/20—Macromolecular organic compounds
    • D21H17/33—Synthetic macromolecular compounds
    • D21H17/34—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/41—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups
    • D21H17/42—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups anionic
    • 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
    • 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
    • D21H17/41—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups
    • D21H17/44—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups cationic
    • D21H17/45—Nitrogen-containing groups
    • D21H17/455—Nitrogen-containing groups comprising tertiary amine or being at least partially quaternised
    • 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
    • D21H21/14—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 characterised by function or properties in or on the paper
    • D21H21/18—Reinforcing agents
    • D21H21/20—Wet strength agents
    • 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
    • D21H23/76—Processes or apparatus for adding material to the pulp or to the paper characterised by choice of auxiliary compounds which are added separately from at least one other compound, e.g. to improve the incorporation of the latter or to obtain an enhanced combined effect
    • D21H23/765—Addition of all compounds to the pulp

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Paper (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
DE69406787T 1993-06-09 1994-05-27 Nicht verunreinigendes verfahren zur verbesserung der nassfestigkeit von papier Expired - Fee Related DE69406787T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9306904A FR2706496B1 (fr) 1993-06-09 1993-06-09 Nouveau procédé non polluant pour augmenter la résistance humide du papier.
PCT/FR1994/000626 WO1994029523A1 (fr) 1993-06-09 1994-05-27 Procede non polluant pour augmenter la resistance humide du papier

Publications (2)

Publication Number Publication Date
DE69406787D1 DE69406787D1 (de) 1997-12-18
DE69406787T2 true DE69406787T2 (de) 1998-04-30

Family

ID=9447914

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69406787T Expired - Fee Related DE69406787T2 (de) 1993-06-09 1994-05-27 Nicht verunreinigendes verfahren zur verbesserung der nassfestigkeit von papier

Country Status (8)

Country Link
EP (1) EP0704007B1 (fr)
AT (1) ATE160193T1 (fr)
AU (1) AU6931394A (fr)
DE (1) DE69406787T2 (fr)
ES (1) ES2110759T3 (fr)
FR (1) FR2706496B1 (fr)
PL (1) PL172968B1 (fr)
WO (1) WO1994029523A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6103861A (en) 1997-12-19 2000-08-15 Hercules Incorporated Strength resins for paper and repulpable wet and dry strength paper made therewith
DE19827967A1 (de) * 1998-06-23 1999-12-30 Bellmer Geb Kg Maschf Verfahren und Vorrichtung zur Rückgewinnung von Wertstoffen und Flüssigkeiten aus einer Suspension oder Mischung derselben

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE443818B (sv) * 1978-04-24 1986-03-10 Mitsubishi Chem Ind Forfarande for framstellning av papper med forbettrad torrstyrka
KR0159921B1 (ko) * 1988-10-03 1999-01-15 마이클 비. 키한 양이온성 및 음이온성 중합체의 혼합물, 그 제법 및 종이용 건조강도 개선 첨가제로서의 용도

Also Published As

Publication number Publication date
EP0704007A1 (fr) 1996-04-03
PL311873A1 (en) 1996-03-18
ATE160193T1 (de) 1997-11-15
DE69406787D1 (de) 1997-12-18
AU6931394A (en) 1995-01-03
WO1994029523A1 (fr) 1994-12-22
ES2110759T3 (es) 1998-02-16
FR2706496B1 (fr) 1996-01-05
FR2706496A1 (fr) 1994-12-23
PL172968B1 (pl) 1997-12-31
EP0704007B1 (fr) 1997-11-12

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: PATENTANWAELTE GESTHUYSEN, VON ROHR & EGGERT, 45128

8339 Ceased/non-payment of the annual fee