ES2157932T3 - Procedimiento para preparar una solucion de peracidos mixtos y metodos para tratar oxidativamente un sustrato. - Google Patents

Procedimiento para preparar una solucion de peracidos mixtos y metodos para tratar oxidativamente un sustrato.

Info

Publication number
ES2157932T3
ES2157932T3 ES93923721T ES93923721T ES2157932T3 ES 2157932 T3 ES2157932 T3 ES 2157932T3 ES 93923721 T ES93923721 T ES 93923721T ES 93923721 T ES93923721 T ES 93923721T ES 2157932 T3 ES2157932 T3 ES 2157932T3
Authority
ES
Spain
Prior art keywords
solution
substrate
prepare
procedure
methods
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.)
Expired - Lifetime
Application number
ES93923721T
Other languages
English (en)
Inventor
Hou-Min Chang
Hasan Jameel
Junfu Song
Dingru Pan
Bijan Amini
John Robert Webster
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.)
North Carolina State University
University of California
EIDP Inc
Original Assignee
North Carolina State University
University of California
EI Du Pont de Nemours and 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 North Carolina State University, University of California, EI Du Pont de Nemours and Co filed Critical North Carolina State University
Application granted granted Critical
Publication of ES2157932T3 publication Critical patent/ES2157932T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B15/00—Peroxides; Peroxyhydrates; Peroxyacids or salts thereof; Superoxides; Ozonides
    • C01B15/055—Peroxyhydrates; Peroxyacids or salts thereof
    • C01B15/06—Peroxyhydrates; Peroxyacids or salts thereof containing sulfur
    • 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
    • D21C9/166—Bleaching ; Apparatus therefor with per compounds with peracids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Detergent Compositions (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

UN PROCESO PARA TRATAR UN SUSTRATO, P. EJ., PULPA LIGNOCELULOSICA O PULPAS CELULOSICAS CON UNA DISOLUCION MEZCLADA DE PERACIDO QUE COMPRENDE ACIDO PERCARBOXILICO Y ACIDO DE CARO QUE PRODUCE UNA MAYOR RELACION DE CONVERSION DEL OXIGENO ACTIVO EN EL PEROXIDO E HIDROGENO PARA PROPORCIONAR UNA DESLIGNIFICACION BARATA Y EFECTIVA Y/O DISOLUCION BLANQUEANTE Y EL PROCESO PARA PRODUCIR LA DISOLUCION MEZCLADA DE PERACIDO.
ES93923721T 1992-09-21 1993-09-20 Procedimiento para preparar una solucion de peracidos mixtos y metodos para tratar oxidativamente un sustrato. Expired - Lifetime ES2157932T3 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US94812292A 1992-09-21 1992-09-21
US08/123,532 US5589032A (en) 1992-09-21 1993-09-17 Process for preparing a bleaching liquor containing percarboxylic acid and caro's acid

Publications (1)

Publication Number Publication Date
ES2157932T3 true ES2157932T3 (es) 2001-09-01

Family

ID=26821653

Family Applications (1)

Application Number Title Priority Date Filing Date
ES93923721T Expired - Lifetime ES2157932T3 (es) 1992-09-21 1993-09-20 Procedimiento para preparar una solucion de peracidos mixtos y metodos para tratar oxidativamente un sustrato.

Country Status (13)

Country Link
US (2) US5589032A (es)
EP (1) EP0660895B1 (es)
AT (1) ATE201245T1 (es)
AU (1) AU672654B2 (es)
BR (1) BR9307066A (es)
CA (1) CA2141807A1 (es)
DE (1) DE69330229T2 (es)
DK (1) DK0660895T3 (es)
ES (1) ES2157932T3 (es)
FI (1) FI951334A0 (es)
NZ (1) NZ257205A (es)
PT (1) PT660895E (es)
WO (1) WO1994006964A1 (es)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5656130A (en) * 1995-04-28 1997-08-12 Union Camp Holding, Inc. Ambient temperature pulp bleaching with peroxyacid salts
SE9704298L (sv) * 1997-11-24 1999-05-25 Kvaerner Pulping Tech Förfarande vid blekning av cellulosa i ett slutet system under användning av Caro´s syra
FI107545B (fi) * 1999-06-15 2001-08-31 Kemira Chemicals Oy Menetelmä mekaanisten massojen käsittelemiseksi
GB2391011A (en) * 2002-07-19 2004-01-28 Crosmill Ltd Bleaching cellulose suspensions
JP4967451B2 (ja) * 2006-05-17 2012-07-04 三菱瓦斯化学株式会社 漂白パルプの製造方法
US20080087390A1 (en) * 2006-10-11 2008-04-17 Fort James Corporation Multi-step pulp bleaching
US8080129B2 (en) * 2009-11-17 2011-12-20 Naila Yaqoob Environmentally benign TCF bleaching sequences for AS/AQ wheat straw pulp
US8845860B2 (en) 2010-09-16 2014-09-30 Georgia-Pacific Consumer Products Lp High brightness pulps from lignin rich waste papers
TW201544652A (zh) * 2014-05-20 2015-12-01 Georgia Pacific Consumer Prod 非木材纖維之漂白及植物性雜質減量方法
EP3202978A1 (en) * 2016-02-04 2017-08-09 Kaya, Muhammet Method for producing nanocrystalline cellulose from linter
CN109338774A (zh) * 2018-09-18 2019-02-15 巴州泰昌浆粕有限公司 混合纤维素浆粕及其制备方法
CA3074194A1 (en) * 2020-02-28 2021-08-28 Fluid Energy Group Ltd. Modified sulfuric acid and uses thereof
CA3110389A1 (en) * 2021-02-25 2022-08-25 Sixring Inc. Modified sulfuric acid and uses thereof
WO2023132814A1 (en) * 2022-01-04 2023-07-13 Releaf Paper France Sas Method of obtaining chemical-thermomechanical fibrous mass from plant raw materials and systems for its realization

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2519299C2 (de) * 1975-04-30 1983-08-11 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Perpropionsäurelösungen
SU761647A1 (ru) * 1978-01-30 1980-09-07 Bruss Ti Kirova Способ получения целлюлозного полуфабриката 1
DE2929839C2 (de) * 1979-07-23 1983-01-27 Degussa Ag, 6000 Frankfurt Verfahren zur Herstellung von Peroxyphthalsäuren
DE3005947B1 (de) * 1980-02-16 1981-01-29 Degussa Verfahren zur Bleiche von Zellstoffen mittels organischer Persaeure
US4334897A (en) * 1981-02-24 1982-06-15 Andersen 2000, Inc. Gas scrubbing apparatus
US4440237A (en) * 1982-06-11 1984-04-03 Ingersoll-Rand Co. Pavement breaker
US4793898A (en) * 1985-02-22 1988-12-27 Oy Keskuslaboratorio - Centrallaboratorium Ab Process for bleaching organic peroxyacid cooked material with an alkaline solution of hydrogen peroxide
GB8911957D0 (en) * 1989-05-24 1989-07-12 Interox Chemicals Ltd Peroxyacid manufacture
US5246543A (en) * 1989-08-18 1993-09-21 Degussa Corporation Process for bleaching and delignification of lignocellulosic materials
US5091054A (en) * 1989-08-18 1992-02-25 Degussa Corporation Process for bleaching and delignification of lignocellulosic
SU1755802A1 (ru) * 1990-02-21 1992-08-23 Тартуский государственный университет Способ получени дезинфицирующего препарата

Also Published As

Publication number Publication date
US5693185A (en) 1997-12-02
FI951334A (fi) 1995-03-21
ATE201245T1 (de) 2001-06-15
EP0660895B1 (en) 2001-05-16
US5589032A (en) 1996-12-31
AU672654B2 (en) 1996-10-10
NZ257205A (en) 1996-10-28
DK0660895T3 (da) 2001-07-30
CA2141807A1 (en) 1994-03-31
PT660895E (pt) 2001-08-30
EP0660895A4 (en) 1997-02-26
AU5347894A (en) 1994-04-12
DE69330229T2 (de) 2001-10-25
BR9307066A (pt) 1999-10-13
DE69330229D1 (de) 2001-06-21
WO1994006964A1 (en) 1994-03-31
EP0660895A1 (en) 1995-07-05
FI951334A0 (fi) 1995-03-21

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