NO177606C - Fremgangsmåte for hydrogenperoksydbleking av papirmasse - Google Patents
Fremgangsmåte for hydrogenperoksydbleking av papirmasseInfo
- Publication number
- NO177606C NO177606C NO911490A NO911490A NO177606C NO 177606 C NO177606 C NO 177606C NO 911490 A NO911490 A NO 911490A NO 911490 A NO911490 A NO 911490A NO 177606 C NO177606 C NO 177606C
- Authority
- NO
- Norway
- Prior art keywords
- pulp
- hydrogen peroxide
- peroxide bleaching
- bleaching
- hydrogen
- Prior art date
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
- D21C9/10—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)
- Detergent Compositions (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9005748A FR2661430B1 (fr) | 1990-04-30 | 1990-04-30 | Procede de blanchiment au peroxyde d'hydrogene de pates a papier a haut rendement. |
Publications (4)
Publication Number | Publication Date |
---|---|
NO911490D0 NO911490D0 (no) | 1991-04-16 |
NO911490L NO911490L (no) | 1991-10-31 |
NO177606B NO177606B (no) | 1995-07-10 |
NO177606C true NO177606C (no) | 1995-10-18 |
Family
ID=9396410
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO911490A NO177606C (no) | 1990-04-30 | 1991-04-16 | Fremgangsmåte for hydrogenperoksydbleking av papirmasse |
Country Status (11)
Country | Link |
---|---|
US (1) | US5169495A (pt) |
EP (1) | EP0514608B1 (pt) |
JP (1) | JPH0726352B2 (pt) |
AU (1) | AU640775B2 (pt) |
CA (1) | CA2041388C (pt) |
ES (1) | ES2057804T3 (pt) |
FI (1) | FI99153C (pt) |
FR (1) | FR2661430B1 (pt) |
NO (1) | NO177606C (pt) |
NZ (1) | NZ237979A (pt) |
PT (1) | PT97513B (pt) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2661430B1 (fr) * | 1990-04-30 | 1992-07-17 | Atochem | Procede de blanchiment au peroxyde d'hydrogene de pates a papier a haut rendement. |
FR2661431B1 (fr) * | 1990-04-30 | 1992-07-17 | Atochem | Procede de blanchiment au peroxyde de l'hydrogene de pates a papier a haut rendement. |
ZA955290B (en) * | 1994-07-11 | 1996-12-27 | Ingersoll Rand Co | Peroxide bleaching process for cellulosic and lignocellulosic material |
ZA955190B (en) * | 1994-07-11 | 1996-03-14 | Ingersoll Rand Co | Method for bleaching wood pulp using hydrogen peroxide |
US5620563A (en) * | 1994-10-31 | 1997-04-15 | Pulp Paper Res Inst | Process for delignification and bleaching of chemical wood pulps with hydrogen peroxide and a dicyandiamide activator |
AU1357097A (en) * | 1996-02-27 | 1997-09-16 | Tetra Laval Holdings & Finance Sa | Process for sanitizing post-consumer paper fibers and product formed therefrom |
EP1017899A4 (en) * | 1997-09-05 | 2000-11-15 | Us Agriculture | TRANSITION METAL SUBSTITUTED TUNGSTOALUMINATE COMPLEXES FOR WASTE DELIGNIFICATION AND MINERALIZATION |
US7001484B2 (en) | 2000-05-04 | 2006-02-21 | University Of New Brunswick | Peroxide bleaching of wood pulp using stabilizers and sodium hydrosulfide reducing agent |
US7297225B2 (en) * | 2004-06-22 | 2007-11-20 | Georgia-Pacific Consumer Products Lp | Process for high temperature peroxide bleaching of pulp with cool discharge |
FR3007044B1 (fr) * | 2013-06-13 | 2016-01-15 | Air Liquide | Procede de traitement des pates papetieres chimiques par traitement a l'ozone en presence d'ions magnesium |
US11591751B2 (en) * | 2019-09-17 | 2023-02-28 | Gpcp Ip Holdings Llc | High efficiency fiber bleaching process |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE387977B (sv) * | 1975-01-27 | 1976-09-20 | Elektrokemiska Ab | Sett att framstella blekt, mekanisk massa med hog styrka och ljushet |
JPS5721591A (en) * | 1980-07-11 | 1982-02-04 | Mitsubishi Gas Chemical Co | Peroxide bleaching of wood pulp |
JPS5725492A (en) * | 1980-07-16 | 1982-02-10 | Mitsubishi Gas Chemical Co | Hydrogen peroxide refiner bleaching of high yield pulp |
SE451606B (sv) * | 1982-09-14 | 1987-10-19 | Sca Development Ab | Sett vid blekning av hogutbytesmassor medelst peroxider |
FR2613388B1 (fr) * | 1987-04-02 | 1990-05-04 | Atochem | Procede de blanchiment de pates |
FR2622221A1 (fr) * | 1987-10-22 | 1989-04-28 | Atochem | Procede de blanchiment de pates |
FR2661430B1 (fr) * | 1990-04-30 | 1992-07-17 | Atochem | Procede de blanchiment au peroxyde d'hydrogene de pates a papier a haut rendement. |
-
1990
- 1990-04-30 FR FR9005748A patent/FR2661430B1/fr not_active Expired - Lifetime
-
1991
- 1991-04-16 NO NO911490A patent/NO177606C/no not_active IP Right Cessation
- 1991-04-25 JP JP3095601A patent/JPH0726352B2/ja not_active Expired - Lifetime
- 1991-04-29 NZ NZ237979A patent/NZ237979A/xx unknown
- 1991-04-29 FI FI912073A patent/FI99153C/fi active
- 1991-04-29 AU AU76071/91A patent/AU640775B2/en not_active Ceased
- 1991-04-29 PT PT97513A patent/PT97513B/pt not_active IP Right Cessation
- 1991-04-29 CA CA002041388A patent/CA2041388C/fr not_active Expired - Fee Related
- 1991-04-30 US US07/693,629 patent/US5169495A/en not_active Expired - Fee Related
- 1991-05-22 EP EP91401316A patent/EP0514608B1/fr not_active Expired - Lifetime
- 1991-05-22 ES ES91401316T patent/ES2057804T3/es not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
NO911490D0 (no) | 1991-04-16 |
US5169495A (en) | 1992-12-08 |
AU7607191A (en) | 1991-11-07 |
CA2041388A1 (fr) | 1991-10-31 |
NO177606B (no) | 1995-07-10 |
FR2661430B1 (fr) | 1992-07-17 |
AU640775B2 (en) | 1993-09-02 |
JPH0726352B2 (ja) | 1995-03-22 |
NO911490L (no) | 1991-10-31 |
EP0514608B1 (fr) | 1994-08-10 |
FI912073A0 (fi) | 1991-04-29 |
FI912073A (fi) | 1991-10-31 |
CA2041388C (fr) | 1999-09-28 |
PT97513B (pt) | 1998-08-31 |
FR2661430A1 (fr) | 1991-10-31 |
PT97513A (pt) | 1992-01-31 |
ES2057804T3 (es) | 1994-10-16 |
FI99153B (fi) | 1997-06-30 |
NZ237979A (en) | 1993-04-28 |
JPH04228692A (ja) | 1992-08-18 |
EP0514608A1 (fr) | 1992-11-25 |
FI99153C (fi) | 1997-10-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
ZA876920B (en) | Process for the bleaching of cellulosic pulps using hydrogen peroxide | |
DE69230034D1 (de) | Peroxidbleichverfahren | |
NO944015D0 (no) | Fremgangsmåte for bleking av en kjemisk papirmasse | |
NO895234L (no) | Hydrogenperoksyd-blekeprosess. | |
NO177606C (no) | Fremgangsmåte for hydrogenperoksydbleking av papirmasse | |
FI99154B (fi) | Menetelmä suursaantoisten paperimassojen vetyperoksidivalkaisuun | |
NO302304B1 (no) | Fremgangsmåte for peroksydbleking av mekanisk masse | |
FI944348A (fi) | Menetelmä kraft-massan valkaisemiseksi | |
NO301491B1 (no) | Fremgangsmåte for bleking av kjemisk papirmasse, spesielt kraftmasse | |
JPS5685488A (en) | Hydrogen peroxide refiner bleaching method of pulp | |
NO953440D0 (no) | Fremgangsmåte for delignifisering av kjemisk papirmasse | |
NO302129B1 (no) | Fremgangsmåte for bleking og delignifisering av kjemisk papirmasse | |
FI960973A0 (fi) | Otsonilla valkaistun suursakeusmassan keskisakeusvaalentaminen otsonilla | |
FI945202A0 (fi) | Kemiallisen massan valkaisu | |
NO954285D0 (no) | Fremgangsmåte for flertrinnsbleking av tremasse | |
ZA955971B (en) | Method of bleaching pulp | |
NO942651D0 (no) | Fremgangsmåte for bleking av papirmasse | |
AU7752991A (en) | Bleaching of chemical pulp | |
SE9303037D0 (sv) | Blekning av pappersmassa | |
FI103818B1 (fi) | Menetelmä massan valkaisemiseksi | |
PL289183A1 (en) | Method of peroxide bleaching cellulose fibre textiles | |
FI960297A (fi) | Menetelmä paperimassan otsonivalkaisuun | |
JPS57112488A (en) | Peroxide bleaching of pulp | |
FI952258A0 (fi) | Menetelmä massan valkaisemiseksi | |
NO303074B1 (no) | FremgangsmÕte ved ozonbleking av masse |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM1K | Lapsed by not paying the annual fees |
Free format text: LAPSED IN OCTOBER 2002 |