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CL2019001599A1 - Prevención de depósito en la producción de pulpa según el proceso de sulfato (proceso de kraft). - Google Patents

Prevención de depósito en la producción de pulpa según el proceso de sulfato (proceso de kraft).

Info

Publication number
CL2019001599A1
CL2019001599A1 CL2019001599A CL2019001599A CL2019001599A1 CL 2019001599 A1 CL2019001599 A1 CL 2019001599A1 CL 2019001599 A CL2019001599 A CL 2019001599A CL 2019001599 A CL2019001599 A CL 2019001599A CL 2019001599 A1 CL2019001599 A1 CL 2019001599A1
Authority
CL
Chile
Prior art keywords
deposit
prevention
production according
pulp production
kraft
Prior art date
Application number
CL2019001599A
Other languages
English (en)
Inventor
Bernd Horrer
Silvia Held-Beller
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 CL2019001599A1 publication Critical patent/CL2019001599A1/es

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

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polyethers (AREA)

Abstract

LA INVENCIÓN SE REFIERE AL USO DE POLÍMEROS EN FORMA DE PEINE COMO INHIBIDORES DE DEPÓSITOS EN LA PRODUCCIÓN DE PULPA SEGÚN EL PROCEDIMIENTO DEL SULFATO (PROCESO KRAFT), POLÍMEROS DE PEINE QUE PUEDEN OBTENERSE POR POLIMERIZACIÓN RADICAL DE MONÓMEROS MONOETILÉNICAMENTE INSATURADOS DEL GRUPO A1) ÁCIDOS MONOETILÉNICAMENTE INSATURADOS Y SUS SALES, Y DEL GRUPO A2) POLIÉTERES MONOETILÉNICAMENTE INSATURADOS.
CL2019001599A 2017-01-12 2019-06-11 Prevención de depósito en la producción de pulpa según el proceso de sulfato (proceso de kraft). CL2019001599A1 (es)

Applications Claiming Priority (1)

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)

Publications (1)

Publication Number Publication Date
CL2019001599A1 true CL2019001599A1 (es) 2019-08-23

Family

ID=61022317

Family Applications (1)

Application Number Title Priority Date Filing Date
CL2019001599A CL2019001599A1 (es) 2017-01-12 2019-06-11 Prevención de depósito en la producción de pulpa según el proceso de sulfato (proceso de kraft).

Country Status (11)

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

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

Family Cites Families (18)

* Cited by examiner, † Cited by third party
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 (en) 1991-10-18 1993-04-21 W.R. Grace & Co.-Conn. Copolymers of ethylenically unsaturated ethers useful as hydraulic cement superplasticizers
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.
PL2092114T3 (pl) 2006-11-06 2011-08-31 Solenis Technologies Cayman Lp Kontrola zanieczyszczeń żywicznych i kleistych w procesach wytwarzania papieru i masy celulozowej
EP2020422A1 (de) * 2007-07-31 2009-02-04 Sika Technology AG Emulgierende Polymere und deren Verwendung
WO2009093615A1 (ja) * 2008-01-22 2009-07-30 Lion Corporation クラフトパルプ用洗浄剤及びそれを用いたクラフトパルプの製造方法
MX2011001206A (es) 2008-08-15 2011-03-25 Hercules Inc Formacion de pulpa de aditivos para una reduccion de resina de oykoa kraft.
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
DE102013207778A1 (de) * 2013-04-29 2014-10-30 Cht R. Beitlich Gmbh Kammpolymere als Waschkraftverstärker für Wasch- und Reinigungsmittel
BR112016021898B1 (pt) * 2014-03-31 2021-12-07 Rohm And Haas Company Modificador de reologia de polímero sintético e substituição de agente de retenção de água para éter de celulose em composições de cimento

Also Published As

Publication number Publication date
BR112019013116A2 (pt) 2019-12-17
CA3043462A1 (en) 2018-07-19
RU2746828C2 (ru) 2021-04-21
EP3568519B1 (de) 2020-11-18
PT3568519T (pt) 2021-02-10
AU2018207866B2 (en) 2022-04-14
ES2845552T3 (es) 2021-07-27
DE102017200430A1 (de) 2018-07-12
PL3568519T3 (pl) 2021-05-31
AU2018207866A1 (en) 2019-05-23
WO2018130528A1 (de) 2018-07-19
RU2019121787A (ru) 2021-02-12
EP3568519A1 (de) 2019-11-20
RU2019121787A3 (es) 2021-02-12

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