ATE172762T1 - Verwendung von ethylenaminen bei der lignin- entfernung - Google Patents

Verwendung von ethylenaminen bei der lignin- entfernung

Info

Publication number
ATE172762T1
ATE172762T1 AT95944635T AT95944635T ATE172762T1 AT E172762 T1 ATE172762 T1 AT E172762T1 AT 95944635 T AT95944635 T AT 95944635T AT 95944635 T AT95944635 T AT 95944635T AT E172762 T1 ATE172762 T1 AT E172762T1
Authority
AT
Austria
Prior art keywords
ethyleneamines
lignin removal
lignin
removal
Prior art date
Application number
AT95944635T
Other languages
English (en)
Inventor
Alan P Croft
Byford D Sheffield
Original Assignee
Dow Chemical Co
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 Dow Chemical Co filed Critical Dow Chemical Co
Application granted granted Critical
Publication of ATE172762T1 publication Critical patent/ATE172762T1/de

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
    • D21C9/02—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)
  • Paper (AREA)
  • Detergent Compositions (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
AT95944635T 1995-01-17 1995-12-20 Verwendung von ethylenaminen bei der lignin- entfernung ATE172762T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/373,354 US5641385A (en) 1995-01-17 1995-01-17 Use of ethyleneamine for washing pulp containing lignin

Publications (1)

Publication Number Publication Date
ATE172762T1 true ATE172762T1 (de) 1998-11-15

Family

ID=23472061

Family Applications (1)

Application Number Title Priority Date Filing Date
AT95944635T ATE172762T1 (de) 1995-01-17 1995-12-20 Verwendung von ethylenaminen bei der lignin- entfernung

Country Status (10)

Country Link
US (1) US5641385A (de)
EP (1) EP0804646B1 (de)
JP (1) JPH10512335A (de)
AR (1) AR000737A1 (de)
AT (1) ATE172762T1 (de)
CA (1) CA2210637C (de)
DE (1) DE69505698T2 (de)
ES (1) ES2125064T3 (de)
TW (1) TW322518B (de)
WO (1) WO1996022417A1 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6153049A (en) * 1998-03-25 2000-11-28 The Dow Chemical Company Method for inhibiting the deposition of white pitch in paper production using ethylene amine compound
US6312560B1 (en) * 1999-07-23 2001-11-06 Huntsman Ethyleneamines Ltd. Use of alkyleneamines for enhancing lime mud dewatering
US7384504B2 (en) * 2002-10-23 2008-06-10 Fpinnovations Light-stable and process-stable lignocellulosic materials and their production
US7976677B2 (en) * 2006-12-18 2011-07-12 International Paper Company Process of bleaching hardwood pulps in a D1 or D2 stage in a presence of a weak base
US7976676B2 (en) * 2006-12-18 2011-07-12 International Paper Company Process of bleaching softwood pulps in a D1 or D2 stage in a presence of a weak base
JP5301237B2 (ja) * 2007-10-17 2013-09-25 新日鉄住金化学株式会社 可溶化リグニン、糖類原料および単糖類原料の製造方法
US20120180962A1 (en) * 2010-11-21 2012-07-19 Aicardo Roa-Espinosa Apparatus and process for treatment of fibers
US8444810B2 (en) * 2010-11-21 2013-05-21 Aicardo Roa-Espinosa Apparatus and process for treatment of fibers
WO2015070012A1 (en) 2013-11-08 2015-05-14 Solenis Technologies, L.P. Surfactant based brown stock wash aid treatment for papermachine drainage and dry strength agents
US9422663B1 (en) 2015-11-05 2016-08-23 Aicardo Roa-Espinosa Apparatus and process for treatment of biocomponents
PT3562995T (pt) 2016-12-30 2022-10-11 Ecolab Usa Inc Controlo de lavagem de pasta crua castanha
US11448052B2 (en) 2020-06-17 2022-09-20 Saudi Arabian Oil Company Cement and anti-corrosion fluid for casing isolation
US11453816B2 (en) 2020-07-06 2022-09-27 Saudi Arabian Oil Company Accelerated cement compositions and methods for treating lost circulation zones
US11939520B2 (en) 2020-08-12 2024-03-26 Saudi Arabian Oil Company Methods and cement compositions for reducing corrosion of wellbore casings
US11485894B2 (en) 2020-08-17 2022-11-01 Saudi Arabian Oil Company Accelerated cement compositions and methods for top-job cementing of a wellbore to reduce corrosion
US11492536B2 (en) 2021-02-16 2022-11-08 Saudi Arabian Oil Company Cement slurries and methods for cementing a casing in a wellbore
US11608467B2 (en) 2021-02-16 2023-03-21 Saudi Arabian Oil Company Hydraulic fracturing fluids with an aqueous base fluid and clay stabilizer and methods for hydraulic fracturing using the same
US11566157B2 (en) 2021-02-16 2023-01-31 Saudi Arabian Oil Company Water-based drilling fluid compositions and methods for drilling subterranean wells
US11535787B2 (en) 2021-05-12 2022-12-27 Saudi Arabian Oil Company Spacer fluids and methods for cementing a casing in a wellbore
US12134728B2 (en) 2022-04-08 2024-11-05 Saudi Arabian Oil Company Ethylene amine hydrochloride based shale inhibitor for aqueous drilling fluids
US12024669B2 (en) 2022-06-27 2024-07-02 Saudi Arabian Oil Company C-36 dimer diamine hydrochloride salt as primary viscosifier for invert-emulsion drilling fluids
US11807803B1 (en) 2022-08-02 2023-11-07 Saudi Arabian Oil Company Cement spacer fluid with polyethyleneimine hydrochloride salt as a shale inhibitor
US12473828B2 (en) 2023-02-17 2025-11-18 Saudi Arabian Oil Company Methods for quantifying and tracking amine-based shale inhibitors in drilling fluids
US12570889B2 (en) 2024-04-03 2026-03-10 Saudi Arabian Oil Company Polymer-based latex for cementing fluids

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3893941A (en) * 1971-09-09 1975-07-08 Nalco Chemical Co Foam inhibiting composition
FI52877B (de) * 1972-11-16 1977-08-31 Ahlstroem Oy
CA1031110A (en) * 1974-12-19 1978-05-16 Macmillan Bloedel Limited High yield pulping process
US4298428A (en) * 1980-08-07 1981-11-03 Nalco Chemical Company Use of additives in pulp bleaching processes to preserve pulp strength
US4455257A (en) * 1982-10-12 1984-06-19 Reed Lignin, Inc. Cationic reaction product of kraft lignin with aldehyde and polyamine
US4552616A (en) * 1982-10-20 1985-11-12 New Fibers International Inc. Pulping process pretreatment using a lower alkanolamine in the presence of ammonium hydroxide
WO1984003527A1 (fr) * 1983-03-02 1984-09-13 Nivelleau Bruniere Patrick M F Procede de traitement de matieres ligno-cellulosique pour l'obtention de cellulose.
US4810328A (en) * 1984-07-13 1989-03-07 Diamond Shamrock Chemicals Company Method of brown stock washing
US5194388A (en) * 1989-07-10 1993-03-16 Westvaco Corporation "Kappa" number calibration standard
US5151130A (en) * 1991-01-23 1992-09-29 The Dow Chemical Company Amine-based consistency reducers for gypsum stucco slurries

Also Published As

Publication number Publication date
DE69505698T2 (de) 1999-05-27
JPH10512335A (ja) 1998-11-24
WO1996022417A1 (en) 1996-07-25
ES2125064T3 (es) 1999-02-16
EP0804646B1 (de) 1998-10-28
CA2210637A1 (en) 1996-07-25
US5641385A (en) 1997-06-24
AR000737A1 (es) 1997-08-06
TW322518B (de) 1997-12-11
EP0804646A1 (de) 1997-11-05
DE69505698D1 (de) 1998-12-03
CA2210637C (en) 2002-04-23

Similar Documents

Publication Publication Date Title
ATE172762T1 (de) Verwendung von ethylenaminen bei der lignin- entfernung
ATE331719T1 (de) Verwendung von kristallformen von 2- methylthienobenzodiazepinen
DE69431880D1 (de) Verwendung von (2-imidazolin-2-yl-amino) quinoxalinderivaten
DE59309479D1 (de) Verwendung von detergensgemischen
DE69509365D1 (de) Verwendung von bikontinuierlichen microemulsionen als haftkleber
DE69533361D1 (de) Umsetzung von kohlenwasserstoffen
DE69626729D1 (de) Kombination von Datenwerten
DE69119539D1 (de) Ersetzung von Hauptleitungen
DE69220382D1 (de) Verwendung von Peptidderivaten
DE69628195D1 (de) Verwendung von xyloglucanendotransglycosylase
ATE182191T1 (de) Verbesserungen bei der zerkleinerung von zellstoffbogen
DE69418203D1 (de) Zementiermittel und ihre verwendung
DE69427374D1 (de) Verwendung von pyrazol-blockierten polyisocyanaten in einkomponenten-klarlacken
DE69732435D1 (de) Verwendung von 1-nonen-3-one als aromastoff
DE69521400D1 (de) Umlegung von minimalem Standby-Verbrauch
DE69531048D1 (de) Verwendung von steroidsulphatase-hemmern
DE69214283D1 (de) Verwendung von cellulase bei der zellstoffbehandlung
FI945086A0 (fi) 1-(2H-1-bentsopyran-2-oni-8-yyli)piperatsiinijohdannaisia
DE69535565D1 (de) Verwendung von desulfatiertem Heparin
DE59702736D1 (de) Verwendung von textilausrüstungsmitteln
DE59502125D1 (de) Verwendung von lösungsmittelfesten textilbindern
DE59607328D1 (de) Verwendung von modifizierten polyasparaginsäuren in waschmitteln
ATA136995A (de) Abreicherung von 7-adca in 3-vinyl-aca
DE69711223D1 (de) Verwendung von cordia dichotoma extrakten
DE69718506D1 (de) Neue verwendung von kreatin

Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
EEIH Change in the person of patent owner
REN Ceased due to non-payment of the annual fee