FI970104A7 - Peroksidivalkaisujärjestelmä selluloosa- ja lignoselluloosamateriaalia varten - Google Patents

Peroksidivalkaisujärjestelmä selluloosa- ja lignoselluloosamateriaalia varten Download PDF

Info

Publication number: FI970104A7
Authority: FI; Finland
Prior art keywords: cellulosic; lignocellulosic material; bleaching system; peroxide bleaching; peroxide
Prior art date: 1994-07-11

Application number

FI970104A

Other languages

English (en)

Swedish (sv)

Other versions

FI970104A0 (fi

Inventor

Lewis D Shackford

William J Miller

Brian P Roy

Lierop Barbara Van

Richard M Berry

Original Assignee

Beloit Technologies Inc

Pulp Paper Res Inst

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.)

1994-07-11

Filing date

1997-01-10

Publication date

1997-03-10

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23044357&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=FI970104(A7) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1997-01-10 Application filed by Beloit Technologies Inc, Pulp Paper Res Inst filed Critical Beloit Technologies Inc

1997-01-10 Publication of FI970104A0 publication Critical patent/FI970104A0/fi

1997-03-10 Publication of FI970104A7 publication Critical patent/FI970104A7/fi

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
- D21C9/10—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
- D21C9/1057—Multistage, with compounds cited in more than one sub-group D21C9/10, D21C9/12, D21C9/16
- 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

Landscapes

Life Sciences & Earth Sciences (AREA)
Engineering & Computer Science (AREA)
Wood Science & Technology (AREA)
Paper (AREA)
Polysaccharides And Polysaccharide Derivatives (AREA)
Detergent Compositions (AREA)

FI970104A 1994-07-11 1997-01-10 Peroksidivalkaisujärjestelmä selluloosa- ja lignoselluloosamateriaalia varten FI970104A7 (fi)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US27353994A	1994-07-11	1994-07-11
PCT/US1995/008137 WO1996001920A1 (en)	1994-07-11	1995-06-29	Peroxide bleaching process for cellulosic and lignocellulosic material

Publications (2)

Publication Number	Publication Date
FI970104A0 FI970104A0 (fi)	1997-01-10
FI970104A7 true FI970104A7 (fi)	1997-03-10

Family

ID=23044357

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI970104A FI970104A7 (fi)	1994-07-11	1997-01-10	Peroksidivalkaisujärjestelmä selluloosa- ja lignoselluloosamateriaalia varten

Country Status (13)

Country	Link
EP (2)	EP0797703B1 (fi)
JP (1)	JP2787618B2 (fi)
CN (1)	CN1176673A (fi)
AT (1)	ATE189716T1 (fi)
BR (1)	BR9508388A (fi)
CA (1)	CA2194880A1 (fi)
DE (2)	DE797703T1 (fi)
ES (1)	ES2107399T3 (fi)
FI (1)	FI970104A7 (fi)
PT (1)	PT797703E (fi)
RU (1)	RU2141016C1 (fi)
WO (1)	WO1996001920A1 (fi)
ZA (1)	ZA955290B (fi)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE69620608T2 (de) *	1995-06-20	2002-10-31	Andritz Oy, Helsinki	Verfahren und vorrichtung zur behandlung eines schlecht wärmeableitenden materials
SE513460C2 (sv) *	1998-04-08	2000-09-18	Kemira Kemi Ab	Behandling av filtrat vid peroxidblekning av massa
JP2002266272A (ja) *	2001-03-12	2002-09-18	Nippon Paper Industries Co Ltd	セルロース質繊維材料パルプの漂白方法
US20050051288A1 (en) *	2003-09-09	2005-03-10	Caifang Yin	Extended retention and medium consistency pulp treatment
US7297225B2 (en) *	2004-06-22	2007-11-20	Georgia-Pacific Consumer Products Lp	Process for high temperature peroxide bleaching of pulp with cool discharge
RU2403090C2 (ru) *	2005-03-24	2010-11-10	Ксилеко, Инк.	Волокнистые материалы и композиты
CN100412267C (zh) *	2006-04-30	2008-08-20	华南理工大学	一种中浓纸浆过氧化氢双塔漂白方法
FR2910027B1 (fr) *	2006-12-13	2009-11-06	Itt Mfg Enterprises Inc	Procede de blanchiment des pates papeteries chimiques par traitement final a l'ozone a haute temperature
RU2413046C1 (ru) *	2009-09-21	2011-02-27	Эльвира Ильинична Федорова	Способ отбелки сульфатной целлюлозы
JP5585323B2 (ja) *	2010-09-07	2014-09-10	王子ホールディングス株式会社	製紙用パルプの漂白方法
CN115821617B (zh) *	2022-12-06	2024-01-05	金隆浆纸业(江苏)有限公司	一种纸浆漂白方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2742262C2 (de) *	1977-09-20	1982-06-09	Degussa Ag, 6000 Frankfurt	Verfahren zur Herstellung eines mittel- bis hochviskosen Nadelholz-Sulfitzellstoffs
DE3720806C2 (de) *	1986-07-03	1997-08-21	Clariant Finance Bvi Ltd	Verwendung eines Stabilisators in Peroxydbleichverfahren
FR2613388B1 (fr) *	1987-04-02	1990-05-04	Atochem	Procede de blanchiment de pates
SU1509469A1 (ru) *	1987-12-01	1989-09-23	Всесоюзное научно-производственное объединение целлюлозно-бумажной промышленности	Способ отбелки целлюлозы
AT404740B (de) *	1989-10-30	1999-02-25	Chemiefaser Lenzing Ag	Verfahren zum chlorfreien bleichen von zellstoffen
AT395028B (de) *	1990-02-07	1992-08-25	Chemiefaser Lenzing Ag	Verfahren zum chlorfreien bleichen von kunstfaserzellstoff
FR2661430B1 (fr) *	1990-04-30	1992-07-17	Atochem	Procede de blanchiment au peroxyde d'hydrogene de pates a papier a haut rendement.
BE1006056A3 (fr) *	1992-07-06	1994-05-03	Solvay Interox	Procede pour le blanchiment d'une pate a papier chimique.
SE500616C2 (sv) *	1993-06-08	1994-07-25	Kvaerner Pulping Tech	Blekning av kemisk massa med peroxid vid övertryck

1995
- 1995-06-26 ZA ZA955290A patent/ZA955290B/xx unknown
- 1995-06-29 JP JP8504328A patent/JP2787618B2/ja not_active Ceased
- 1995-06-29 EP EP95926123A patent/EP0797703B1/en not_active Revoked
- 1995-06-29 BR BR9508388A patent/BR9508388A/pt not_active Application Discontinuation
- 1995-06-29 CA CA002194880A patent/CA2194880A1/en not_active Abandoned
- 1995-06-29 DE DE0797703T patent/DE797703T1/de active Pending
- 1995-06-29 ES ES95926123T patent/ES2107399T3/es not_active Expired - Lifetime
- 1995-06-29 CN CN95194090A patent/CN1176673A/zh active Pending
- 1995-06-29 WO PCT/US1995/008137 patent/WO1996001920A1/en not_active Ceased
- 1995-06-29 EP EP98204179A patent/EP0919661A1/en not_active Withdrawn
- 1995-06-29 AT AT95926123T patent/ATE189716T1/de not_active IP Right Cessation
- 1995-06-29 RU RU97101657A patent/RU2141016C1/ru active
- 1995-06-29 PT PT95926123T patent/PT797703E/pt unknown
- 1995-06-29 DE DE69515066T patent/DE69515066T2/de not_active Expired - Fee Related
1997
- 1997-01-10 FI FI970104A patent/FI970104A7/fi unknown

Also Published As

Publication number	Publication date
ZA955290B (en)	1996-12-27
CA2194880A1 (en)	1996-01-25
WO1996001920A1 (en)	1996-01-25
PT797703E (pt)	2000-07-31
JP2787618B2 (ja)	1998-08-20
RU2141016C1 (ru)	1999-11-10
FI970104A0 (fi)	1997-01-10
EP0919661A1 (en)	1999-06-02
DE69515066T2 (de)	2001-04-19
DE69515066D1 (de)	2000-03-16
EP0797703A1 (en)	1997-10-01
ES2107399T3 (es)	2000-07-01
CN1176673A (zh)	1998-03-18
JPH09508945A (ja)	1997-09-09
ES2107399T1 (es)	1997-12-01
DE797703T1 (de)	1998-02-19
ATE189716T1 (de)	2000-02-15
EP0797703B1 (en)	2000-02-09
BR9508388A (pt)	1998-07-14

Publication	Publication Date	Title
FI945990L (fi)	1995-02-21	Menetelmä lignosellulosamateriaalin delignifioimiseksi ja valkaisemiseksi
FI963857A7 (fi)	1996-11-19	Polyoksometalaattidelignifiointi ja valkaisu
FI944808A0 (fi)	1994-10-13	Menetelmä selluloosamassojen käsittelemiseksi
FI971929A7 (fi)	1997-07-04	Laite massan kuivarevintään
FI941764L (fi)	1994-10-21	Menetelmä lignoselluloosapitoisen massan valkaisemiseksi
FI961892L (fi)	1996-05-03	Uusiomassan siistaus
FI950526L (fi)	1995-02-07	Massan valkaisuun liittyvä menetelmä
FI970104A7 (fi)	1997-03-10	Peroksidivalkaisujärjestelmä selluloosa- ja lignoselluloosamateriaalia varten
FI954463A7 (fi)	1995-10-19	Parannettu otsoni/perhappo-menetelmä lignoselluloosapitoisen materiaal in delignifioimiseksi
FI944348A7 (fi)	1996-03-20	Menetelmä kraft-massan valkaisemiseksi
FI931710A7 (fi)	1993-10-16	Menetelmä siistatun massan valkaisemiseksi
FI970105A7 (fi)	1997-03-07	Suuritehoiset astiat lignoselluloosamateriaalin, selluloosamateriaalinja synteettisen polymeerikuitumateriaalin valkaisemiseksi
FI970821A7 (fi)	1997-02-27	Massan valkaisu
FI965216L (fi)	1997-01-13	Menetelmä korkean sakeuden omaavan lignoselluloosamassan valkaisemiseksi
FI972670A0 (fi)	1997-06-19	Uuudelleenkeittokelpoisia selluloosapitoisia materiaaleja
FI960972A0 (fi)	1996-03-01	Menetelmä lignoselluloosasulpun valkaisemiseksi
FI964715L (fi)	1998-05-27	Menetelmä selluloosamassan valkaisemiseksi
FI974284A0 (fi)	1997-11-19	Selluloosamassan valkaisumenetelmä
FI942424L (fi)	1994-11-27	Parannettu menetelmä massan valkaisemiseksi
FI934705A7 (fi)	1994-04-30	Menetelmä lignoselluloosapitoisen massan valkaisemiseksi
FI943333A0 (fi)	1994-07-13	Menetelmä lignoselluloosapitoisten kuitujen valkaisemiseksi
FI951166A7 (fi)	1995-09-15	Massan valkaisumenetelmä
FI942341A0 (fi)	1994-05-20	Menetelmä mekaanisen, kemimekaanisen ja/tai kiertoMenetelmä mekaanisen, kemimekaanisen ja/tai kiertokuitumassan valkaisemiseksi peroksidilla kuitumassan valkaisemiseksi peroksidilla
FI103818B1 (fi)	1999-09-30	Menetelmä massan valkaisemiseksi
FI970106A7 (fi)	1997-01-10	Menetelmä puumassan valkaisemiseksi vetyperoksidia käyttäen