CA1310797C - Procede de blanchiment de pates - Google Patents
Procede de blanchiment de patesInfo
- Publication number
- CA1310797C CA1310797C CA000563118A CA563118A CA1310797C CA 1310797 C CA1310797 C CA 1310797C CA 000563118 A CA000563118 A CA 000563118A CA 563118 A CA563118 A CA 563118A CA 1310797 C CA1310797 C CA 1310797C
- Authority
- CA
- Canada
- Prior art keywords
- hydrogen peroxide
- temperature
- agent
- complexing
- sequestering
- 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
Links
- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000004076 pulp bleaching Methods 0.000 title 1
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims abstract description 58
- 239000008139 complexing agent Substances 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 10
- 230000000536 complexating effect Effects 0.000 claims abstract description 9
- 239000003352 sequestering agent Substances 0.000 claims abstract description 8
- 238000004061 bleaching Methods 0.000 claims abstract description 7
- 229920006395 saturated elastomer Polymers 0.000 claims abstract description 6
- 229910052751 metal Inorganic materials 0.000 claims abstract description 3
- 239000002184 metal Substances 0.000 claims abstract description 3
- 230000000930 thermomechanical effect Effects 0.000 claims abstract description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 16
- 238000005406 washing Methods 0.000 claims description 10
- 150000002978 peroxides Chemical class 0.000 claims description 6
- 230000014759 maintenance of location Effects 0.000 claims description 5
- 150000001875 compounds Chemical class 0.000 claims description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 3
- 239000004115 Sodium Silicate Substances 0.000 claims description 3
- 239000002253 acid Substances 0.000 claims description 3
- 229910052739 hydrogen Inorganic materials 0.000 claims description 3
- 239000001257 hydrogen Substances 0.000 claims description 3
- 159000000000 sodium salts Chemical class 0.000 claims description 3
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims description 3
- 229910052911 sodium silicate Inorganic materials 0.000 claims description 3
- 230000000087 stabilizing effect Effects 0.000 claims description 3
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical class [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 2
- SNXYIOIMZXSIDC-UHFFFAOYSA-A hexadecasodium;phosphonato phosphate Chemical compound [Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[O-]P([O-])(=O)OP([O-])([O-])=O.[O-]P([O-])(=O)OP([O-])([O-])=O.[O-]P([O-])(=O)OP([O-])([O-])=O.[O-]P([O-])(=O)OP([O-])([O-])=O SNXYIOIMZXSIDC-UHFFFAOYSA-A 0.000 claims description 2
- 229910052749 magnesium Inorganic materials 0.000 claims description 2
- 239000011777 magnesium Substances 0.000 claims description 2
- 150000002739 metals Chemical class 0.000 claims description 2
- 235000015927 pasta Nutrition 0.000 claims description 2
- 150000003839 salts Chemical class 0.000 claims description 2
- 235000019832 sodium triphosphate Nutrition 0.000 claims description 2
- 230000002087 whitening effect Effects 0.000 description 5
- 238000003825 pressing Methods 0.000 description 4
- 229920003357 Clarene® Polymers 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 238000010790 dilution Methods 0.000 description 2
- 239000012895 dilution Substances 0.000 description 2
- 230000008030 elimination Effects 0.000 description 2
- 238000003379 elimination reaction Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 241001136782 Alca Species 0.000 description 1
- 241000283984 Rodentia Species 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010668 complexation reaction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000004900 laundering Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 230000009919 sequestration Effects 0.000 description 1
- 239000011122 softwood Substances 0.000 description 1
- 239000000243 solution Substances 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
- D21C9/1005—Pretreatment of the pulp, e.g. degassing the pulp
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
- Detergent Compositions (AREA)
- Dental Preparations (AREA)
- Treatment Of Fiber Materials (AREA)
- Noodles (AREA)
- Seasonings (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Glass Compositions (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8704844A FR2613388B1 (fr) | 1987-04-02 | 1987-04-02 | Procede de blanchiment de pates |
| FR8704844 | 1987-04-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1310797C true CA1310797C (fr) | 1992-12-01 |
Family
ID=9349862
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000563118A Expired - Lifetime CA1310797C (fr) | 1987-04-02 | 1988-03-31 | Procede de blanchiment de pates |
Country Status (11)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8298373B2 (en) | 2008-02-07 | 2012-10-30 | University Of New Brunswick | Combined process of peroxide bleaching of wood pulps and addition of optical brightening agents |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2647641B1 (fr) * | 1989-06-05 | 1992-01-17 | Atochem | Procede de fabrication de pulpes vegetales blanchies |
| SE467006B (sv) | 1989-06-06 | 1992-05-11 | Eka Nobel Ab | Blekning av kemisk massa med peroxid varvid massan foerst behandlas med en komplexbildare |
| DK0402335T4 (da) * | 1989-06-06 | 2001-06-25 | Eka Chemicals Ab | Fremgangsmåde til blegning af lignocelluloseholdigpulp |
| FR2659363B1 (fr) * | 1990-03-07 | 1996-04-19 | Atochem | Procede de preparation de pates a haut rendement blanchies. |
| SE9001481L (sv) * | 1990-04-23 | 1991-10-24 | Eka Nobel Ab | Reduktion av halogenorganiska foereningar i blekeriavlopp |
| SE466061B (sv) * | 1990-04-23 | 1991-12-09 | Eka Nobel Ab | Blekning av kemisk massa genom behandling med foerst ett komplexbildande aemne och sedan ett peroxidinnehaallande aemne |
| FR2661431B1 (fr) * | 1990-04-30 | 1992-07-17 | Atochem | Procede de blanchiment au peroxyde de l'hydrogene de pates a papier a haut rendement. |
| FR2661430B1 (fr) * | 1990-04-30 | 1992-07-17 | Atochem | Procede de blanchiment au peroxyde d'hydrogene de pates a papier a haut rendement. |
| SE468355B (sv) * | 1991-04-30 | 1992-12-21 | Eka Nobel Ab | Blekning av kemisk massa genom behandling med komplexbildare och ozon |
| ZA955290B (en) * | 1994-07-11 | 1996-12-27 | Ingersoll Rand Co | Peroxide bleaching process for cellulosic and lignocellulosic material |
| JP4580343B2 (ja) * | 2003-10-02 | 2010-11-10 | アンドリッツ インコーポレーテッド | リファイナーブローライン処理を伴うアルカリ過酸化物を用いた多段階メカニカルパルプ化方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL202075A (enrdf_load_stackoverflow) * | 1954-11-19 | Fmc Corp | ||
| US3251731A (en) * | 1963-02-11 | 1966-05-17 | Andrew J Gard | Bleaching of wood pulp with a sequestering agent and hydrogen peroxide |
| JPS5344563A (en) * | 1976-10-05 | 1978-04-21 | Ouchi Shinkou Kagaku Kougiyou | Preparation of benzothiazolylsulfenamide |
| FI61215B (fi) * | 1976-11-23 | 1982-02-26 | Defibrator Ab | Saett och anordning att kontinuerligt framstaella lignocellulosahaltiga fibermaterial |
-
1987
- 1987-04-02 FR FR8704844A patent/FR2613388B1/fr not_active Expired - Lifetime
-
1988
- 1988-03-29 AT AT88420102T patent/ATE84581T1/de active
- 1988-03-29 NO NO881404A patent/NO173886C/no unknown
- 1988-03-29 DE DE198888420102T patent/DE285530T1/de active Pending
- 1988-03-29 ES ES198888420102T patent/ES2004846T3/es not_active Expired - Lifetime
- 1988-03-29 EP EP88420102A patent/EP0285530B1/fr not_active Expired - Lifetime
- 1988-03-29 DE DE8888420102T patent/DE3877403T2/de not_active Expired - Fee Related
- 1988-03-31 CA CA000563118A patent/CA1310797C/fr not_active Expired - Lifetime
- 1988-03-31 AU AU14067/88A patent/AU606930B2/en not_active Ceased
- 1988-03-31 FI FI881544A patent/FI93749C/fi not_active IP Right Cessation
- 1988-04-02 JP JP63082116A patent/JPS63256786A/ja active Granted
- 1988-04-06 NZ NZ224144A patent/NZ224144A/xx unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8298373B2 (en) | 2008-02-07 | 2012-10-30 | University Of New Brunswick | Combined process of peroxide bleaching of wood pulps and addition of optical brightening agents |
Also Published As
| Publication number | Publication date |
|---|---|
| NO173886C (no) | 1994-02-16 |
| JPH0156197B2 (enrdf_load_stackoverflow) | 1989-11-29 |
| FI881544A0 (fi) | 1988-03-31 |
| JPS63256786A (ja) | 1988-10-24 |
| FR2613388B1 (fr) | 1990-05-04 |
| ATE84581T1 (de) | 1993-01-15 |
| ES2004846T3 (es) | 1993-06-16 |
| AU606930B2 (en) | 1991-02-21 |
| FI881544L (fi) | 1988-10-03 |
| FI93749B (fi) | 1995-02-15 |
| FR2613388A1 (fr) | 1988-10-07 |
| DE285530T1 (de) | 1989-03-30 |
| FI93749C (fi) | 1995-05-26 |
| EP0285530B1 (fr) | 1993-01-13 |
| DE3877403D1 (de) | 1993-02-25 |
| NO173886B (no) | 1993-11-08 |
| NO881404L (no) | 1988-10-03 |
| DE3877403T2 (de) | 1993-05-19 |
| ES2004846A4 (es) | 1989-02-16 |
| AU1406788A (en) | 1988-10-06 |
| NO881404D0 (no) | 1988-03-29 |
| NZ224144A (en) | 1989-07-27 |
| EP0285530A1 (fr) | 1988-10-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA1310797C (fr) | Procede de blanchiment de pates | |
| JP7671075B2 (ja) | 硫酸組成物およびその使用 | |
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| FR2566015A1 (fr) | Procede de blanchiment de pate mecanique par le peroxyde d'hydrogene | |
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| CA2041388C (fr) | Procede de blanchiment au peroxyde d'hydrogene de pates a papier a haut rendement | |
| FR2604197A1 (fr) | Procede de blanchiment de matieres lignocellulosiques. | |
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| BE451623A (enrdf_load_stackoverflow) | ||
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| FR2573412A1 (fr) | Procede et installation pour la fabrication de zeolites, zeolites a obtenues par ce procede et compositions de nettoyage ou de blanchiment comprenant ces zeolites a | |
| CZ283763B6 (cs) | Způsob zlepšení selektivity štěpení ligninu chemické papírové kaše |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKLA | Lapsed |