JPH09508184A - 過酸化水素を用いた木材パルプの漂白方法 - Google Patents

過酸化水素を用いた木材パルプの漂白方法

Info

Publication number: JPH09508184A
Authority: JP; Japan
Prior art keywords: pulp; hydrogen peroxide; reaction; bleaching; tower
Prior art date: 1994-07-11
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.): Pending

Application number

JP8504332A

Other languages

English (en)

Japanese (ja)

Inventor

ボッタン、グスタヴォ・エル

Original Assignee

ベロイト・テクノロジーズ・インコーポレイテッド

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

1995-06-28

Publication date

1997-08-19

1995-06-28 Application filed by ベロイト・テクノロジーズ・インコーポレイテッド filed Critical ベロイト・テクノロジーズ・インコーポレイテッド

1997-08-19 Publication of JPH09508184A publication Critical patent/JPH09508184A/ja

Status Pending legal-status Critical Current

Links

MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 title claims abstract description 47
238000004061 bleaching Methods 0.000 title claims abstract description 27
238000000034 method Methods 0.000 title claims abstract description 26
229920001131 Pulp (paper) Polymers 0.000 title claims abstract description 19
238000006243 chemical reaction Methods 0.000 claims abstract description 27
150000002978 peroxides Chemical class 0.000 claims abstract description 24
239000003513 alkali Substances 0.000 claims description 12
238000010438 heat treatment Methods 0.000 claims description 4
239000003153 chemical reaction reagent Substances 0.000 claims description 3
230000035484 reaction time Effects 0.000 claims description 2
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract description 9
239000007844 bleaching agent Substances 0.000 abstract description 3
230000007774 longterm Effects 0.000 abstract 1
238000007039 two-step reaction Methods 0.000 abstract 1
230000002087 whitening effect Effects 0.000 description 5
238000004076 pulp bleaching Methods 0.000 description 4
239000013055 pulp slurry Substances 0.000 description 4
239000000126 substance Substances 0.000 description 4
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
230000018044 dehydration Effects 0.000 description 3
238000006297 dehydration reaction Methods 0.000 description 3
238000000605 extraction Methods 0.000 description 3
239000001301 oxygen Substances 0.000 description 3
229910052760 oxygen Inorganic materials 0.000 description 3
239000002562 thickening agent Substances 0.000 description 3
KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 2
QPCDCPDFJACHGM-UHFFFAOYSA-N N,N-bis{2-[bis(carboxymethyl)amino]ethyl}glycine Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(=O)O)CCN(CC(O)=O)CC(O)=O QPCDCPDFJACHGM-UHFFFAOYSA-N 0.000 description 2
VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
PFUVRDFDKPNGAV-UHFFFAOYSA-N sodium peroxide Chemical compound [Na+].[Na+].[O-][O-] PFUVRDFDKPNGAV-UHFFFAOYSA-N 0.000 description 2
239000000243 solution Substances 0.000 description 2
ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
239000012670 alkaline solution Substances 0.000 description 1
229920002678 cellulose Polymers 0.000 description 1
239000001913 cellulose Substances 0.000 description 1
239000000460 chlorine Substances 0.000 description 1
229910052801 chlorine Inorganic materials 0.000 description 1
229910052681 coesite Inorganic materials 0.000 description 1
150000001875 compounds Chemical class 0.000 description 1
229910052906 cristobalite Inorganic materials 0.000 description 1
238000010586 diagram Methods 0.000 description 1
239000000706 filtrate Substances 0.000 description 1
230000005484 gravity Effects 0.000 description 1
150000002681 magnesium compounds Chemical class 0.000 description 1
239000007800 oxidant agent Substances 0.000 description 1
230000001590 oxidative effect Effects 0.000 description 1
229960003330 pentetic acid Drugs 0.000 description 1
230000007420 reactivation Effects 0.000 description 1
239000003352 sequestering agent Substances 0.000 description 1
239000000377 silicon dioxide Substances 0.000 description 1
235000012239 silicon dioxide Nutrition 0.000 description 1
238000003756 stirring Methods 0.000 description 1
229910052682 stishovite Inorganic materials 0.000 description 1
229910052905 tridymite Inorganic materials 0.000 description 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
- D21C9/1026—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
- D21C9/16—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)
Chemical And Physical Treatments For Wood And The Like (AREA)

JP8504332A 1994-07-11 1995-06-28 過酸化水素を用いた木材パルプの漂白方法 Pending JPH09508184A (ja)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
US27355694A	1994-07-11	1994-07-11
US08/273,556		1994-07-11
PCT/US1995/008152 WO1996001922A1 (en)	1994-07-11	1995-06-28	Method for bleaching wood pulp using hydrogen peroxide

Publications (1)

Publication Number	Publication Date
JPH09508184A true JPH09508184A (ja)	1997-08-19

Family

ID=23044429

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP8504332A Pending JPH09508184A (ja)	1994-07-11	1995-06-28	過酸化水素を用いた木材パルプの漂白方法

Country Status (9)

Country	Link
EP (1)	EP0770158B1 (de)
JP (1)	JPH09508184A (de)
AT (1)	ATE172504T1 (de)
BR (1)	BR9508390A (de)
CA (1)	CA2194881A1 (de)
DE (1)	DE69505536D1 (de)
FI (1)	FI970106A0 (de)
WO (1)	WO1996001922A1 (de)
ZA (1)	ZA955190B (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN106758446B (zh) *	2016-11-17	2018-03-06	鲁洪飞	一种环保制浆工艺

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3207157C1 (de) *	1982-02-27	1983-06-09	Degussa Ag, 6000 Frankfurt	Verfahren zur Herstellung von halbgebleichten Zellstoffen
FR2582692B1 (fr) *	1985-05-29	1987-12-11	Atochem	Traitement de pates papetieres chimiques par le peroxyde d'hydrogene en vue de leur blanchiment
FR2661430B1 (fr) *	1990-04-30	1992-07-17	Atochem	Procede de blanchiment au peroxyde d'hydrogene de pates a papier a haut rendement.

1995
- 1995-06-22 ZA ZA955190A patent/ZA955190B/xx unknown
- 1995-06-28 CA CA002194881A patent/CA2194881A1/en not_active Abandoned
- 1995-06-28 BR BR9508390A patent/BR9508390A/pt not_active Application Discontinuation
- 1995-06-28 JP JP8504332A patent/JPH09508184A/ja active Pending
- 1995-06-28 WO PCT/US1995/008152 patent/WO1996001922A1/en not_active Ceased
- 1995-06-28 AT AT95925355T patent/ATE172504T1/de not_active IP Right Cessation
- 1995-06-28 DE DE69505536T patent/DE69505536D1/de not_active Expired - Lifetime
- 1995-06-28 EP EP95925355A patent/EP0770158B1/de not_active Expired - Lifetime
1997
- 1997-01-10 FI FI970106A patent/FI970106A0/fi unknown

Also Published As

Publication number	Publication date
FI970106A7 (fi)	1997-01-10
ZA955190B (en)	1996-03-14
EP0770158B1 (de)	1998-10-21
WO1996001922A1 (en)	1996-01-25
DE69505536D1 (de)	1998-11-26
CA2194881A1 (en)	1996-01-25
FI970106A0 (fi)	1997-01-10
ATE172504T1 (de)	1998-11-15
EP0770158A1 (de)	1997-05-02
BR9508390A (pt)	1997-10-28

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