DE69222190T2 - Verfahren zum laden von fasern mit einer chemischen verbindung - Google Patents

Verfahren zum laden von fasern mit einer chemischen verbindung

Info

Publication number
DE69222190T2
DE69222190T2 DE69222190T DE69222190T DE69222190T2 DE 69222190 T2 DE69222190 T2 DE 69222190T2 DE 69222190 T DE69222190 T DE 69222190T DE 69222190 T DE69222190 T DE 69222190T DE 69222190 T2 DE69222190 T2 DE 69222190T2
Authority
DE
Germany
Prior art keywords
chemical compound
charging fibers
fibers
charging
chemical
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
DE69222190T
Other languages
English (en)
Other versions
DE69222190D1 (de
Inventor
John Klungness
Daniel Caulfield
Irving Sachs
Marguerite Sykes
Freya Tan
Richard Shilts
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.)
US Department of Agriculture USDA
Original Assignee
US Department of Agriculture USDA
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 US Department of Agriculture USDA filed Critical US Department of Agriculture USDA
Publication of DE69222190D1 publication Critical patent/DE69222190D1/de
Application granted granted Critical
Publication of DE69222190T2 publication Critical patent/DE69222190T2/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
    • 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
    • D21H23/16—Addition before or during pulp beating or refining
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/001—Modification of pulp properties
    • D21C9/002—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives
    • D21C9/004—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives inorganic compounds
    • 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
    • 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
    • D21H17/70—Inorganic compounds forming new compounds in situ, e.g. within the pulp or paper, by chemical reaction with other substances added separately
    • 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
    • D21H17/67—Water-insoluble compounds, e.g. fillers, pigments
    • D21H17/675—Oxides, hydroxides or carbonates
DE69222190T 1991-03-06 1992-03-05 Verfahren zum laden von fasern mit einer chemischen verbindung Expired - Fee Related DE69222190T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US66546491A 1991-03-06 1991-03-06
US07/805,025 US5223090A (en) 1991-03-06 1991-12-11 Method for fiber loading a chemical compound
PCT/US1992/001737 WO1992015754A1 (en) 1991-03-06 1992-03-05 A method for fiber loading a chemical compound

Publications (2)

Publication Number Publication Date
DE69222190D1 DE69222190D1 (de) 1997-10-16
DE69222190T2 true DE69222190T2 (de) 1998-02-26

Family

ID=27099205

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69222190T Expired - Fee Related DE69222190T2 (de) 1991-03-06 1992-03-05 Verfahren zum laden von fasern mit einer chemischen verbindung

Country Status (21)

Country Link
US (2) US5223090A (de)
EP (1) EP0690938B1 (de)
JP (1) JP3145707B2 (de)
KR (1) KR100213456B1 (de)
AR (1) AR245965A1 (de)
AT (1) ATE158036T1 (de)
AU (1) AU650968B2 (de)
BG (1) BG98139A (de)
BR (1) BR9205696A (de)
CA (1) CA2103549A1 (de)
CZ (1) CZ183093A3 (de)
DE (1) DE69222190T2 (de)
ES (1) ES2107532T3 (de)
FI (1) FI933789A (de)
HU (1) HUT67632A (de)
MX (1) MX9200975A (de)
PL (1) PL171323B1 (de)
RO (1) RO110837B1 (de)
SK (1) SK87293A3 (de)
UA (1) UA27109C2 (de)
WO (1) WO1992015754A1 (de)

Cited By (3)

* Cited by examiner, † Cited by third party
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DE10120636A1 (de) * 2001-04-27 2002-10-31 Voith Paper Patent Gmbh Verfahren und Vorrichtung zur Aufbereitung von insbesondere der Papierherstellung dienendem Stoff
DE10335751A1 (de) * 2003-08-05 2005-03-03 Voith Paper Patent Gmbh Verfahren zum Beladen einer Faserstoffsuspension und Anordnung zur Durchführung des Verfahrens
DE19828952B4 (de) * 1998-06-29 2005-04-14 Voith Paper Patent Gmbh Verfahren zur Erzeugung von satiniertem Papier

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FI933789A0 (fi) 1993-08-30
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ES2107532T3 (es) 1997-12-01
USRE35460E (en) 1997-02-25
BG98139A (en) 1994-06-30
SK87293A3 (en) 1994-04-06
FI933789A (fi) 1993-08-30
US5223090A (en) 1993-06-29
CZ183093A3 (en) 1994-04-13
HUT67632A (en) 1995-04-28
EP0690938A1 (de) 1996-01-10
DE69222190D1 (de) 1997-10-16
HU9302500D0 (en) 1994-03-28
CA2103549A1 (en) 1992-09-07
EP0690938A4 (de) 1994-03-17
AR245965A1 (es) 1994-03-30
WO1992015754A1 (en) 1992-09-17
RO110837B1 (ro) 1996-04-30
AU1584592A (en) 1992-10-06
PL171323B1 (pl) 1997-04-30
JP3145707B2 (ja) 2001-03-12
UA27109C2 (uk) 2000-02-28
BR9205696A (pt) 1994-05-24
EP0690938B1 (de) 1997-09-10
AU650968B2 (en) 1994-07-07
MX9200975A (es) 1992-09-01
KR100213456B1 (ko) 1999-08-02

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