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AU2018207866B2 - Deposit prevention in pulp production according to the sulphate process (kraft process) - Google Patents

Deposit prevention in pulp production according to the sulphate process (kraft process) Download PDF

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Publication number
AU2018207866B2
AU2018207866B2 AU2018207866A AU2018207866A AU2018207866B2 AU 2018207866 B2 AU2018207866 B2 AU 2018207866B2 AU 2018207866 A AU2018207866 A AU 2018207866A AU 2018207866 A AU2018207866 A AU 2018207866A AU 2018207866 B2 AU2018207866 B2 AU 2018207866B2
Authority
AU
Australia
Prior art keywords
acid
monoethylenically unsaturated
acids
comb polymers
group
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.)
Ceased
Application number
AU2018207866A
Other languages
English (en)
Other versions
AU2018207866A1 (en
Inventor
Silvia Held-Beller
Bernd Horrer
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.)
CHT Germany GmbH
Original Assignee
CHT Germany GmbH
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 CHT Germany GmbH filed Critical CHT Germany GmbH
Publication of AU2018207866A1 publication Critical patent/AU2018207866A1/en
Application granted granted Critical
Publication of AU2018207866B2 publication Critical patent/AU2018207866B2/en
Ceased legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/22—Other features of pulping processes
    • D21C3/226—Use of compounds avoiding scale formation
    • 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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/02—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate 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
    • D21C9/02—Washing ; Displacing cooking or pulp-treating liquors contained in the pulp by fluids, e.g. wash water or other pulp-treating agents

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Paper (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polyethers (AREA)
AU2018207866A 2017-01-12 2018-01-09 Deposit prevention in pulp production according to the sulphate process (kraft process) Ceased AU2018207866B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102017200430.4A DE102017200430A1 (de) 2017-01-12 2017-01-12 Ablagerungsverhinderung in der Zellstoff-Herstellung nach dem Sulfatverfahren (Kraft-Aufschluss)
DE102017200430.4 2017-01-12
PCT/EP2018/050472 WO2018130528A1 (fr) 2017-01-12 2018-01-09 Prévention des dépôts dans la production de cellulose selon le procédé au sulfate (dissolution kraft)

Publications (2)

Publication Number Publication Date
AU2018207866A1 AU2018207866A1 (en) 2019-05-23
AU2018207866B2 true AU2018207866B2 (en) 2022-04-14

Family

ID=61022317

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2018207866A Ceased AU2018207866B2 (en) 2017-01-12 2018-01-09 Deposit prevention in pulp production according to the sulphate process (kraft process)

Country Status (11)

Country Link
EP (1) EP3568519B1 (fr)
AU (1) AU2018207866B2 (fr)
BR (1) BR112019013116A2 (fr)
CA (1) CA3043462A1 (fr)
CL (1) CL2019001599A1 (fr)
DE (1) DE102017200430A1 (fr)
ES (1) ES2845552T3 (fr)
PL (1) PL3568519T3 (fr)
PT (1) PT3568519T (fr)
RU (1) RU2746828C2 (fr)
WO (1) WO2018130528A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109665634A (zh) * 2019-01-30 2019-04-23 上海电力学院 一种高分子阻垢缓蚀剂及其制备方法和应用
IT202200003134A1 (it) 2022-02-21 2023-08-21 Alter Eco Pulp S R L Metodo di estrazione della cellulosa da biomasse di scarto
IT202300018270A1 (it) 2023-09-06 2025-03-06 Alter Eco Pulp S R L Metodo di estrazione della cellulosa da biomasse di scarto e di recupero dei solventi organici utilizzati

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2020422A1 (fr) * 2007-07-31 2009-02-04 Sika Technology AG Polymères émulsifiants et leur utilisation
DE102013207778A1 (de) * 2013-04-29 2014-10-30 Cht R. Beitlich Gmbh Kammpolymere als Waschkraftverstärker für Wasch- und Reinigungsmittel

Family Cites Families (16)

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Publication number Priority date Publication date Assignee Title
US4500693A (en) * 1981-07-07 1985-02-19 Nippon Shokubai Kagaku Kogyo Co., Ltd. Water soluble copolymer method for manufacture therefore and use thereof
EP0537870A1 (fr) 1991-10-18 1993-04-21 W.R. Grace & Co.-Conn. Copolymères d'ethers insaturés éthyléniquement utilisables comme superplastifiants pour ciment hydraulique
JPH0699879B2 (ja) 1992-08-27 1994-12-07 伯東株式会社 パルプ蒸解釜のスケール付着防止剤およびスケール付着防止方法
US5534157A (en) * 1994-11-10 1996-07-09 Calgon Corporation Polyether polyamino methylene phosphonates for high pH scale control
JP3088085B2 (ja) * 1996-12-27 2000-09-18 株式会社日本触媒 スケール防止剤
US6146495A (en) 1998-08-31 2000-11-14 Nalco Chemical Company Kraft process for the production of wood pulp by adding a copolymer of 1,2-dihydroxy-3-butene antiscalant
MY129053A (en) 2001-06-06 2007-03-30 Thermphos Trading Gmbh Composition for inhibiting calcium salt scale
MY138251A (en) 2001-06-06 2009-05-29 Thermphos Trading Gmbh Method for inhibiting calcium salt scale
FI121382B (fi) 2002-12-23 2010-10-29 Arizona Chemical B V Puunkeiton apuaine, sen valmistus ja käyttö
FR2894998A1 (fr) * 2005-12-16 2007-06-22 Coatex Sas Procede de fabrication de sauces de couchage a la retention d'eau et a la viscosite brookfield ameliorees mettant en oeuvre un polymere peigne avec au moins une fonction greffee oxyde de polyalkylene.
MX2009004855A (es) 2006-11-06 2009-06-10 Hercules Inc Control de alquitran y materiales pegajosos en los procesos de pulpa y fabricacion de papel.
JP5475469B2 (ja) * 2008-01-22 2014-04-16 ライオン株式会社 クラフトパルプ用洗浄剤を用いたクラフトパルプの製造方法
CN102124160B (zh) 2008-08-15 2013-07-31 赫尔克里士公司 用于减少硫酸盐纸浆中树脂的纸浆添加剂
JP2011052358A (ja) 2009-09-04 2011-03-17 Hakuto Co Ltd スケール防止剤およびスケール防止方法
JP2014147911A (ja) 2013-02-04 2014-08-21 Hakuto Co Ltd スケール防止剤及びスケール防止方法
US10173925B2 (en) * 2014-03-31 2019-01-08 Dow Global Technologies Llc Synthetic polymer rheology modifier and water retention agent replacement for cellulose ether in cement compositions

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2020422A1 (fr) * 2007-07-31 2009-02-04 Sika Technology AG Polymères émulsifiants et leur utilisation
DE102013207778A1 (de) * 2013-04-29 2014-10-30 Cht R. Beitlich Gmbh Kammpolymere als Waschkraftverstärker für Wasch- und Reinigungsmittel

Also Published As

Publication number Publication date
ES2845552T3 (es) 2021-07-27
EP3568519B1 (fr) 2020-11-18
RU2746828C2 (ru) 2021-04-21
CL2019001599A1 (es) 2019-08-23
PL3568519T3 (pl) 2021-05-31
CA3043462A1 (fr) 2018-07-19
DE102017200430A1 (de) 2018-07-12
AU2018207866A1 (en) 2019-05-23
WO2018130528A1 (fr) 2018-07-19
BR112019013116A2 (pt) 2019-12-17
EP3568519A1 (fr) 2019-11-20
RU2019121787A3 (fr) 2021-02-12
PT3568519T (pt) 2021-02-10
RU2019121787A (ru) 2021-02-12

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Legal Events

Date Code Title Description
FGA Letters patent sealed or granted (standard patent)
MK14 Patent ceased section 143(a) (annual fees not paid) or expired