CH339489A - Verfahren zur Verhinderung einer Harzausscheidung aus Sulfitzellstoff - Google Patents

Verfahren zur Verhinderung einer Harzausscheidung aus Sulfitzellstoff

Info

Publication number
CH339489A
CH339489A CH339489DA CH339489A CH 339489 A CH339489 A CH 339489A CH 339489D A CH339489D A CH 339489DA CH 339489 A CH339489 A CH 339489A
Authority
CH
Switzerland
Prior art keywords
sulphite pulp
preventing gum
gum precipitation
precipitation
preventing
Prior art date
Application number
Other languages
German (de)
English (en)
Inventor
Herbert Ebbinghaus Holger Paul
Kjell Johan Ingemar Dr P Groth
Original Assignee
Kopparfors 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 Kopparfors Ab filed Critical Kopparfors Ab
Publication of CH339489A publication Critical patent/CH339489A/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
    • 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
    • D21H21/02—Agents for preventing deposition on the paper mill equipment, e.g. pitch or slime control
    • 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
    • D21H17/03—Non-macromolecular organic compounds
    • D21H17/05—Non-macromolecular organic compounds containing elements other than carbon and hydrogen only
    • D21H17/07—Nitrogen-containing compounds
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S162/00—Paper making and fiber liberation
    • Y10S162/04—Pitch control
CH339489D 1954-06-18 1955-06-14 Verfahren zur Verhinderung einer Harzausscheidung aus Sulfitzellstoff CH339489A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE339489X 1954-06-18

Publications (1)

Publication Number Publication Date
CH339489A true CH339489A (de) 1959-06-30

Family

ID=20308333

Family Applications (1)

Application Number Title Priority Date Filing Date
CH339489D CH339489A (de) 1954-06-18 1955-06-14 Verfahren zur Verhinderung einer Harzausscheidung aus Sulfitzellstoff

Country Status (6)

Country Link
US (1) US2932602A (enExample)
BE (1) BE539101A (enExample)
CH (1) CH339489A (enExample)
DE (1) DE1034970B (enExample)
FR (1) FR1132544A (enExample)
GB (1) GB770389A (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB937935A (en) * 1959-01-23 1963-09-25 Rohm & Haas Improvements in or relating to the manufacture of paper
US4995944A (en) * 1988-09-16 1991-02-26 Dearborn Chemical Company Ltd. Controlling deposits on paper machine felts using cationic polymer and cationic surfactant mixture
US5296024A (en) * 1991-08-21 1994-03-22 Sequa Chemicals, Inc. Papermaking compositions, process using same, and paper produced therefrom
US5292363A (en) * 1991-08-21 1994-03-08 Sequa Chemicals, Inc. Papermarking composition, process using same, and paper produced therefrom
CA2185547C (en) * 1994-03-18 2001-01-30 Shahrokh A. Naieni Preparing individualized polycarboxylic acid crosslinked cellulosic fibers
DK0750484T3 (da) * 1994-03-18 1999-08-30 Procter & Gamble Fluidopsamlings- og -distributionselement til absorberende kerne

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2144756A (en) * 1937-10-14 1939-01-24 Nat Oil Prod Co Process of treating wood pulp to remove pitch
DE742617C (de) * 1941-03-28 1943-12-14 Chem Fab Joh A Benckiser G M B Verfahren zur Verhuetung von Harzausscheidungen bei der Papierherstellung
NL58741C (enExample) * 1940-08-19
US2683089A (en) * 1952-06-10 1954-07-06 American Cyanamid Co Bibulous sheet

Also Published As

Publication number Publication date
FR1132544A (fr) 1957-03-12
BE539101A (enExample) 1955-12-19
US2932602A (en) 1960-04-12
DE1034970B (de) 1958-07-24
GB770389A (en) 1957-03-20

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