CN118308895A - 纸浆漂白或纸浆脱木素方法 - Google Patents

纸浆漂白或纸浆脱木素方法 Download PDF

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Publication number
CN118308895A
CN118308895A CN202410441658.XA CN202410441658A CN118308895A CN 118308895 A CN118308895 A CN 118308895A CN 202410441658 A CN202410441658 A CN 202410441658A CN 118308895 A CN118308895 A CN 118308895A
Authority
CN
China
Prior art keywords
alkaline earth
pulp
earth metal
composition
bleaching
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.)
Pending
Application number
CN202410441658.XA
Other languages
English (en)
Chinese (zh)
Inventor
M·利克塔洛
P·比扎
B·韦伯
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.)
Anteming Uk Ltd
Original Assignee
Imerys Minerals Ltd
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 Imerys Minerals Ltd filed Critical Imerys Minerals Ltd
Publication of CN118308895A publication Critical patent/CN118308895A/zh
Pending legal-status Critical Current

Links

Classifications

    • 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
    • D21C9/1026—Other features in bleaching processes
    • 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
    • D21C9/1026—Other features in bleaching processes
    • D21C9/1036—Use of compounds accelerating or improving the efficiency of the processes
    • 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
    • D21C9/1026—Other features in bleaching processes
    • D21C9/1042—Use of chelating 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
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/1063—Bleaching ; Apparatus therefor with compounds not otherwise provided for, e.g. activated gases
    • 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
    • D21H17/67—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
    • 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
    • D21H21/32—Bleaching agents

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Paper (AREA)
  • Detergent Compositions (AREA)
CN202410441658.XA 2015-09-30 2016-09-29 纸浆漂白或纸浆脱木素方法 Pending CN118308895A (zh)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
EP15306543.8 2015-09-30
EP15306543 2015-09-30
EP16305924 2016-07-18
EP16305924.9 2016-07-18
CN201680037901.5A CN107709657A (zh) 2015-09-30 2016-09-29 漂白含水纸浆的方法和用于这些方法的组合物
PCT/EP2016/073350 WO2017055504A1 (en) 2015-09-30 2016-09-29 Methods for bleaching aqueous pulps and compositions for use in these methods

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN201680037901.5A Division CN107709657A (zh) 2015-09-30 2016-09-29 漂白含水纸浆的方法和用于这些方法的组合物

Publications (1)

Publication Number Publication Date
CN118308895A true CN118308895A (zh) 2024-07-09

Family

ID=57208245

Family Applications (2)

Application Number Title Priority Date Filing Date
CN202410441658.XA Pending CN118308895A (zh) 2015-09-30 2016-09-29 纸浆漂白或纸浆脱木素方法
CN201680037901.5A Pending CN107709657A (zh) 2015-09-30 2016-09-29 漂白含水纸浆的方法和用于这些方法的组合物

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN201680037901.5A Pending CN107709657A (zh) 2015-09-30 2016-09-29 漂白含水纸浆的方法和用于这些方法的组合物

Country Status (8)

Country Link
US (1) US20180155871A1 (https=)
EP (1) EP3356596A1 (https=)
JP (1) JP7013246B2 (https=)
KR (1) KR20180061089A (https=)
CN (2) CN118308895A (https=)
BR (1) BR112017027022B1 (https=)
CA (1) CA2989264A1 (https=)
WO (1) WO2017055504A1 (https=)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014195478A1 (en) * 2013-06-07 2014-12-11 Imerys Minerals Limited Compositions for bleaching pulps and their use
CA2916017A1 (en) * 2013-06-13 2014-12-18 Arkema France Method for treating chemical pulps by treatment with ozone in the presence of magnesium ions

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3127241A (en) * 1964-03-31 Preparation of magnesium hydroxide
US2168228A (en) * 1936-12-28 1939-08-01 Carey Philip Mfg Co Suspension of magnesium hydroxide and materials and process for making same
US2231327A (en) * 1937-09-25 1941-02-11 Morton Salt Co Preparation of magnesium products
US2255422A (en) * 1939-02-23 1941-09-09 Dow Chemical Co Process for the production of magnesium hydroxide
US3301633A (en) * 1964-01-24 1967-01-31 Dow Chemical Co Process for production of magnesium hydroxide and calcium chloride
GB1262655A (en) * 1968-09-20 1972-02-02 Canadian Ind Bleaching of wood pulp
SE335053B (https=) * 1969-05-13 1971-05-10 Mo Och Domsjoe Ab
HU183533B (en) * 1981-07-30 1984-05-28 Bela Racz Process for producing aquous bitumen-composition
SE470065C (sv) * 1991-04-30 1996-01-15 Eka Nobel Ab Behandling av kemisk massa med en syra och därefter en magnesium- och kalciumförening vid klorfri blekning
US5665205A (en) * 1995-01-19 1997-09-09 International Paper Company Method for improving brightness and cleanliness of secondary fibers for paper and paperboard manufacture
EP0858526A1 (en) * 1995-02-17 1998-08-19 Ahlstrom Machinery Oy Method of pretreating pulp to be bleached with peroxide
FI112958B (fi) 1997-12-19 2004-02-13 Kemira Oyj Menetelmä kemiallisen massan valkaisemiseksi sekä valkaisuliuoksen käyttö
DE10040178A1 (de) * 2000-08-17 2002-03-07 Wacker Chemie Gmbh Verdickungsmittel auf der Basis von Vinylalkohol-Mischpolymerisaten
NZ571510A (en) * 2006-03-23 2012-05-25 Hercules Inc Improved paper for gypsum wallboard
FR2937656B1 (fr) * 2008-10-24 2010-11-19 Arkema France Procede de fabrication de pate a papier

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014195478A1 (en) * 2013-06-07 2014-12-11 Imerys Minerals Limited Compositions for bleaching pulps and their use
CA2916017A1 (en) * 2013-06-13 2014-12-18 Arkema France Method for treating chemical pulps by treatment with ozone in the presence of magnesium ions

Also Published As

Publication number Publication date
CA2989264A1 (en) 2017-04-06
JP7013246B2 (ja) 2022-02-15
BR112017027022B1 (pt) 2023-04-18
EP3356596A1 (en) 2018-08-08
JP2018534439A (ja) 2018-11-22
WO2017055504A1 (en) 2017-04-06
CN107709657A (zh) 2018-02-16
BR112017027022A2 (https=) 2018-08-21
US20180155871A1 (en) 2018-06-07
KR20180061089A (ko) 2018-06-07

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Effective date of registration: 20250212

Address after: Paris France

Applicant after: Imesche

Country or region after: France

Address before: Cornwall County, UK

Applicant before: IMERYS MINERALS Ltd.

Country or region before: Britain

TA01 Transfer of patent application right
TA01 Transfer of patent application right

Effective date of registration: 20260420

Address after: Cornwall

Applicant after: Anteming UK Ltd.

Country or region after: United Kingdom

Address before: Paris France

Applicant before: Imesche

Country or region before: France