FI20125818A - Menetelmä ja järjestelmä kalanterin tummumisen estämiseksi - Google Patents
Menetelmä ja järjestelmä kalanterin tummumisen estämiseksi Download PDFInfo
- Publication number
- FI20125818A FI20125818A FI20125818A FI20125818A FI20125818A FI 20125818 A FI20125818 A FI 20125818A FI 20125818 A FI20125818 A FI 20125818A FI 20125818 A FI20125818 A FI 20125818A FI 20125818 A FI20125818 A FI 20125818A
- Authority
- FI
- Finland
- Prior art keywords
- darkening
- calender
- preventing
- preventing calender
- calender darkening
- Prior art date
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
- D21H25/00—After-treatment of paper not provided for in groups D21H17/00 - D21H23/00
- D21H25/08—Rearranging applied substances, e.g. metering, smoothing; Removing excess material
- D21H25/12—Rearranging applied substances, e.g. metering, smoothing; Removing excess material with an essentially cylindrical body, e.g. roll or rod
- D21H25/14—Rearranging applied substances, e.g. metering, smoothing; Removing excess material with an essentially cylindrical body, e.g. roll or rod the body being a casting drum, a heated roll or a calender
-
- 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
-
- 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
- D21H17/69—Water-insoluble compounds, e.g. fillers, pigments modified, e.g. by association with other compositions prior to incorporation in the pulp or paper
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F9/00—Complete machines for making continuous webs of paper
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21G—CALENDERS; ACCESSORIES FOR PAPER-MAKING MACHINES
- D21G1/00—Calenders; Smoothing apparatus
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Paper (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20125818A FI20125818A (fi) | 2012-07-27 | 2012-07-27 | Menetelmä ja järjestelmä kalanterin tummumisen estämiseksi |
PCT/FI2013/050767 WO2014016469A1 (en) | 2012-07-27 | 2013-07-18 | A method and a system for preventing calender blackening |
EP13747859.0A EP2877634B1 (en) | 2012-07-27 | 2013-07-18 | A method and a system for preventing calender blackening |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20125818A FI20125818A (fi) | 2012-07-27 | 2012-07-27 | Menetelmä ja järjestelmä kalanterin tummumisen estämiseksi |
Publications (1)
Publication Number | Publication Date |
---|---|
FI20125818A true FI20125818A (fi) | 2014-01-28 |
Family
ID=48953409
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI20125818A FI20125818A (fi) | 2012-07-27 | 2012-07-27 | Menetelmä ja järjestelmä kalanterin tummumisen estämiseksi |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP2877634B1 (fi) |
FI (1) | FI20125818A (fi) |
WO (1) | WO2014016469A1 (fi) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3127868B1 (en) * | 2014-03-31 | 2021-06-16 | Nippon Paper Industries Co., Ltd. | Calcium-carbonate-microparticle/fiber composite and manufacturing method therefor |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6251356B1 (en) * | 1999-07-21 | 2001-06-26 | G. R. International, Inc. | High speed manufacturing process for precipitated calcium carbonate employing sequential perssure carbonation |
DE102004045089A1 (de) * | 2004-09-17 | 2006-03-23 | Voith Paper Patent Gmbh | Verfahren und Vorrichtung zum Beladen einer Faserstoffsuspension |
-
2012
- 2012-07-27 FI FI20125818A patent/FI20125818A/fi not_active IP Right Cessation
-
2013
- 2013-07-18 WO PCT/FI2013/050767 patent/WO2014016469A1/en active Application Filing
- 2013-07-18 EP EP13747859.0A patent/EP2877634B1/en active Active
Also Published As
Publication number | Publication date |
---|---|
EP2877634A1 (en) | 2015-06-03 |
WO2014016469A1 (en) | 2014-01-30 |
EP2877634B1 (en) | 2016-09-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Patent lapsed |