PT3004454T - Método para branquear polpas - Google Patents
Método para branquear polpasInfo
- Publication number
- PT3004454T PT3004454T PT147344113T PT14734411T PT3004454T PT 3004454 T PT3004454 T PT 3004454T PT 147344113 T PT147344113 T PT 147344113T PT 14734411 T PT14734411 T PT 14734411T PT 3004454 T PT3004454 T PT 3004454T
- Authority
- PT
- Portugal
- Prior art keywords
- bleaching pulps
- pulps
- bleaching
- 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
- 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
- D21H21/32—Bleaching agents
-
- 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
- D21C9/08—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching
- D21C9/083—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching with inorganic compounds
-
- 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
- D21C9/08—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching
-
- 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
- D21C9/10—Bleaching ; Apparatus therefor
-
- 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
- D21C9/10—Bleaching ; Apparatus therefor
- D21C9/16—Bleaching ; Apparatus therefor with per compounds
- D21C9/163—Bleaching ; Apparatus therefor with per compounds with peroxides
-
- 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
- D21H17/64—Alkaline 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
- D21H17/63—Inorganic compounds
- D21H17/67—Water-insoluble compounds, e.g. fillers, pigments
-
- 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
- D21H17/68—Water-insoluble compounds, e.g. fillers, pigments siliceous, e.g. clays
-
- 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
- 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
- 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
- D21H21/30—Luminescent or fluorescent substances, e.g. for optical bleaching
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1310188.6A GB2514840A (en) | 2013-06-07 | 2013-06-07 | Compositions for bleaching pulps and their use |
Publications (1)
Publication Number | Publication Date |
---|---|
PT3004454T true PT3004454T (pt) | 2019-11-22 |
Family
ID=48875937
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PT147344113T PT3004454T (pt) | 2013-06-07 | 2014-06-06 | Método para branquear polpas |
Country Status (8)
Country | Link |
---|---|
US (1) | US10683613B2 (pt) |
EP (2) | EP3550071A1 (pt) |
JP (1) | JP6411475B2 (pt) |
BR (1) | BR112015030202B1 (pt) |
CA (1) | CA2914546C (pt) |
GB (1) | GB2514840A (pt) |
PT (1) | PT3004454T (pt) |
WO (1) | WO2014195478A1 (pt) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3152164B1 (en) | 2014-06-06 | 2019-09-11 | Imertech Sas | Inorganic granulate materials |
BR112017027022B1 (pt) * | 2015-09-30 | 2023-04-18 | Imerys Minerals Limited | Método para formação de uma composição para branqueamento de massas celulósicas aquosas, composição e kit de ingredientes |
FI3615617T3 (fi) | 2017-04-24 | 2023-11-01 | Imertech Sas | Pinnoitettu kalsiumkarbonaatti pihkan ja/tai tarttuvien aineiden ohjausta varten |
EP3567158A1 (en) * | 2018-05-10 | 2019-11-13 | ImerTech | Compositions useful for bleaching and methods of preparation and use thereof |
Family Cites Families (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3882232A (en) * | 1973-09-13 | 1975-05-06 | United States Steel Corp | Method of combating hypomagnesemia in cattle |
US4184912A (en) * | 1976-08-09 | 1980-01-22 | Nalco Chemical Company | Pitch control method |
JPS5922832B2 (ja) * | 1978-12-09 | 1984-05-29 | 王子製紙株式会社 | 過酸化物漂白パルプの製造方法 |
JPS5927436B2 (ja) * | 1979-05-29 | 1984-07-05 | 王子製紙株式会社 | 木材パルプの過酸化物漂白方法 |
DE3019032C2 (de) * | 1980-05-19 | 1983-09-01 | Gödecke AG, 1000 Berlin | Antacider Wirkstoff auf Magnesium-Aluminiumhydroxid-Basis, seine Herstellung und Verwendung |
JPS60200821A (ja) * | 1984-03-26 | 1985-10-11 | Mizusawa Ind Chem Ltd | 製紙用無機填料及びその製法 |
JPS6110020A (ja) * | 1984-06-22 | 1986-01-17 | Mizusawa Ind Chem Ltd | 合成層状フイロケイ酸マグネシウム及びその製法 |
JPS63152493A (ja) * | 1986-12-11 | 1988-06-24 | 新王子製紙株式会社 | パルプ紙製造工程水中のピツチの除去法 |
US4927465A (en) * | 1987-10-19 | 1990-05-22 | J. M. Huber Corporation | Kaolin clays for pitch control |
CA1330980C (en) * | 1987-10-19 | 1994-07-26 | Albert C. Kunkle | Cationic clays and uses in paper and paints |
CA2148448A1 (en) | 1992-11-25 | 1994-06-09 | Charles L. Capps | Processing of pulp |
US5580931A (en) * | 1994-03-02 | 1996-12-03 | Nathaniel H. Garfield | Method of modification of bulk polymers with metal catalyzed ionic polymerization |
GB2297334A (en) * | 1995-01-25 | 1996-07-31 | Ecc Int Ltd | Agent for controlling the deposition of pitch in papermaking |
US6074473A (en) * | 1998-04-09 | 2000-06-13 | Luzenac America, Inc. | Low viscosity, high solids content slurry |
JP4598303B2 (ja) * | 2000-11-24 | 2010-12-15 | 石原産業株式会社 | 顆粒状無機質充填剤及びその製造方法並びに該顆粒状無機質充填剤を配合してなる樹脂組成物 |
US20030096143A1 (en) * | 2001-10-05 | 2003-05-22 | Luzenac America, Inc. | Surface modification of talc to improve wettability and increased affinity to cellulosic fibers |
GB0413068D0 (en) * | 2004-06-11 | 2004-07-14 | Imerys Minerals Ltd | Treatment of pulp |
JP4718365B2 (ja) * | 2006-04-26 | 2011-07-06 | 黒崎白土工業株式会社 | ピッチコントロール剤 |
CN101105017A (zh) * | 2006-07-14 | 2008-01-16 | 梁浩东 | 水葫芦纤维浆及其制法 |
CN100532705C (zh) * | 2007-06-21 | 2009-08-26 | 夏思泉 | 一种用于造纸的纸浆的制造方法 |
US8298373B2 (en) * | 2008-02-07 | 2012-10-30 | University Of New Brunswick | Combined process of peroxide bleaching of wood pulps and addition of optical brightening agents |
CN102899970B (zh) * | 2012-09-25 | 2016-02-03 | 安徽凤凰滤清器股份有限公司 | 一种苇浆滤纸的制备工艺 |
CN102877375B (zh) * | 2012-09-25 | 2015-12-09 | 安徽凤凰滤清器股份有限公司 | 一种含有改性高岭土的空气滤清器用滤纸的制备方法 |
-
2013
- 2013-06-07 GB GB1310188.6A patent/GB2514840A/en not_active Withdrawn
-
2014
- 2014-06-06 CA CA2914546A patent/CA2914546C/en active Active
- 2014-06-06 EP EP19174578.5A patent/EP3550071A1/en active Pending
- 2014-06-06 WO PCT/EP2014/061878 patent/WO2014195478A1/en active Application Filing
- 2014-06-06 BR BR112015030202-5A patent/BR112015030202B1/pt active IP Right Grant
- 2014-06-06 PT PT147344113T patent/PT3004454T/pt unknown
- 2014-06-06 EP EP14734411.3A patent/EP3004454B1/en active Active
- 2014-06-06 US US14/896,317 patent/US10683613B2/en active Active
- 2014-06-06 JP JP2016517626A patent/JP6411475B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
EP3004454A1 (en) | 2016-04-13 |
EP3004454B1 (en) | 2019-08-14 |
WO2014195478A1 (en) | 2014-12-11 |
JP2016524660A (ja) | 2016-08-18 |
US10683613B2 (en) | 2020-06-16 |
GB2514840A (en) | 2014-12-10 |
US20160138219A1 (en) | 2016-05-19 |
BR112015030202A2 (pt) | 2017-07-25 |
CA2914546C (en) | 2020-07-07 |
JP6411475B2 (ja) | 2018-10-24 |
CA2914546A1 (en) | 2014-12-11 |
BR112015030202B1 (pt) | 2022-03-03 |
GB201310188D0 (en) | 2013-07-24 |
EP3550071A1 (en) | 2019-10-09 |
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