PT97514A - Processo para o branqueamento com peroxido de hidrogenio de pastas de papel de rendimento elevado - Google Patents

Processo para o branqueamento com peroxido de hidrogenio de pastas de papel de rendimento elevado

Info

Publication number: PT97514A
Authority: PT; Portugal
Prior art keywords: bleeding; hydrogen peroxide; high performance; performance paper; paper pastes
Prior art date: 1990-04-30

Application number

PT97514A

Other languages

English (en)

Other versions

PT97514B (pt

Inventor

Michel Devic

Original Assignee

Atochem

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.)

1990-04-30

Filing date

1991-04-29

Publication date

1992-01-31

1991-04-29 Application filed by Atochem filed Critical Atochem

1992-01-31 Publication of PT97514A publication Critical patent/PT97514A/pt

1999-02-26 Publication of PT97514B publication Critical patent/PT97514B/pt

Links

MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 title 2
230000000740 bleeding effect Effects 0.000 title 1

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)

PT97514A 1990-04-30 1991-04-29 Processo para o branqueamento com peroxido de hidrogenio de pastas de papel de rendimento elevado PT97514B (pt)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR9005749A FR2661431B1 (fr)	1990-04-30	1990-04-30	Procede de blanchiment au peroxyde de l'hydrogene de pates a papier a haut rendement.

Publications (2)

Publication Number	Publication Date
PT97514A true PT97514A (pt)	1992-01-31
PT97514B PT97514B (pt)	1999-02-26

Family

ID=9396411

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
PT97514A PT97514B (pt)	1990-04-30	1991-04-29	Processo para o branqueamento com peroxido de hidrogenio de pastas de papel de rendimento elevado

Country Status (11)

Country	Link
US (1)	US5296100A (pt)
EP (1)	EP0514609B1 (pt)
JP (1)	JPH0726351B2 (pt)
AU (1)	AU642007B2 (pt)
CA (1)	CA2041389A1 (pt)
ES (1)	ES2057805T3 (pt)
FI (1)	FI99154C (pt)
FR (1)	FR2661431B1 (pt)
NO (1)	NO178936C (pt)
NZ (1)	NZ237980A (pt)
PT (1)	PT97514B (pt)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2661431B1 (fr) *	1990-04-30	1992-07-17	Atochem	Procede de blanchiment au peroxyde de l'hydrogene de pates a papier a haut rendement.
SE9301960L (sv) *	1993-06-08	1994-07-25	Kvaerner Pulping Tech	Blekning av kemisk massa med peroxid vid övertryck
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
US5562740A (en) *	1995-06-15	1996-10-08	The Procter & Gamble Company	Process for preparing reduced odor and improved brightness individualized, polycarboxylic acid crosslinked fibers
AU1357097A (en) *	1996-02-27	1997-09-16	Tetra Laval Holdings & Finance Sa	Process for sanitizing post-consumer paper fibers and product formed therefrom
US6899790B2 (en)	2000-03-06	2005-05-31	Georgia-Pacific Corporation	Method of providing papermaking fibers with durable curl
US6627041B2 (en) *	2000-03-06	2003-09-30	Georgia-Pacific Corporation	Method of bleaching and providing papermaking fibers with durable curl
WO2001083881A2 (en) *	2000-05-04	2001-11-08	University Of New Brunswick	Peroxide bleaching of wood pulp
US7297225B2 (en) *	2004-06-22	2007-11-20	Georgia-Pacific Consumer Products Lp	Process for high temperature peroxide bleaching of pulp with cool discharge
US8138106B2 (en)	2005-09-30	2012-03-20	Rayonier Trs Holdings Inc.	Cellulosic fibers with odor control characteristics
FR2937656B1 (fr) *	2008-10-24	2010-11-19	Arkema France	Procede de fabrication de pate a papier
US8845860B2 (en)	2010-09-16	2014-09-30	Georgia-Pacific Consumer Products Lp	High brightness pulps from lignin rich waste papers

Family Cites Families (10)

* Cited by examiner, † Cited by third party
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
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
FR2582692B1 (fr) *	1985-05-29	1987-12-11	Atochem	Traitement de pates papetieres chimiques par le peroxyde d'hydrogene en vue de leur blanchiment
US4732650A (en) *	1986-09-15	1988-03-22	The Dow Chemical Company	Bleaching of cellulosic pulps using hydrogen peroxide
SE455203B (sv) *	1986-10-20	1988-06-27	Eka Nobel Ab	Forfarande for styrning av peroxidblekning av massa
FR2613388B1 (fr) *	1987-04-02	1990-05-04	Atochem	Procede de blanchiment de pates
JPH076148B2 (ja) *	1989-06-27	1995-01-30	新王子製紙株式会社	リグノセルロース物質の漂白方法
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.

1990
- 1990-04-30 FR FR9005749A patent/FR2661431B1/fr not_active Expired - Lifetime
1991
- 1991-04-16 NO NO911491A patent/NO178936C/no unknown
- 1991-04-25 JP JP3095600A patent/JPH0726351B2/ja not_active Expired - Lifetime
- 1991-04-29 CA CA002041389A patent/CA2041389A1/fr not_active Abandoned
- 1991-04-29 PT PT97514A patent/PT97514B/pt not_active IP Right Cessation
- 1991-04-29 FI FI912074A patent/FI99154C/fi not_active IP Right Cessation
- 1991-04-29 AU AU76056/91A patent/AU642007B2/en not_active Ceased
- 1991-04-29 NZ NZ237980A patent/NZ237980A/xx unknown
- 1991-04-30 US US07/693,800 patent/US5296100A/en not_active Expired - Fee Related
- 1991-05-22 EP EP91401317A patent/EP0514609B1/fr not_active Expired - Lifetime
- 1991-05-22 ES ES91401317T patent/ES2057805T3/es not_active Expired - Lifetime

Also Published As

Publication number	Publication date
ES2057805T3 (es)	1994-10-16
JPH0726351B2 (ja)	1995-03-22
NO911491L (no)	1991-10-31
NZ237980A (en)	1993-04-28
FI912074L (fi)	1991-10-31
AU642007B2 (en)	1993-10-07
NO178936C (no)	1996-07-03
FI912074A0 (fi)	1991-04-29
JPH04228691A (ja)	1992-08-18
FR2661431B1 (fr)	1992-07-17
FR2661431A1 (fr)	1991-10-31
AU7605691A (en)	1991-11-07
PT97514B (pt)	1999-02-26
US5296100A (en)	1994-03-22
NO911491D0 (no)	1991-04-16
CA2041389A1 (fr)	1991-10-31
NO178936B (no)	1996-03-25
FI99154C (fi)	1997-10-10
EP0514609A1 (fr)	1992-11-25
EP0514609B1 (fr)	1994-08-03
FI99154B (fi)	1997-06-30

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Legal Events

Date

Code

Title

Description

1992-01-31

BB1A

Laying open of patent application

Effective date: 19910916

1999-02-26

FG3A

Patent granted, date of granting

Effective date: 19981104

2000-09-29

MM3A

Annulment or lapse

Free format text: LAPSE DUE TO NON-PAYMENT OF FEES

Effective date: 20000531