CA2293405C - A process for stabilizing the ph of a pulp suspension and for producing paper from the stabilized pulp - Google Patents
A process for stabilizing the ph of a pulp suspension and for producing paper from the stabilized pulp Download PDFInfo
- Publication number
- CA2293405C CA2293405C CA002293405A CA2293405A CA2293405C CA 2293405 C CA2293405 C CA 2293405C CA 002293405 A CA002293405 A CA 002293405A CA 2293405 A CA2293405 A CA 2293405A CA 2293405 C CA2293405 C CA 2293405C
- Authority
- CA
- Canada
- Prior art keywords
- pulp suspension
- carbon dioxide
- pulp
- alkali metal
- process according
- 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
- 239000000725 suspension Substances 0.000 title claims abstract description 90
- 238000000034 method Methods 0.000 title claims abstract description 37
- 230000000087 stabilizing effect Effects 0.000 title claims abstract description 7
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 92
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 65
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 46
- 230000003139 buffering effect Effects 0.000 claims abstract description 29
- 150000008044 alkali metal hydroxides Chemical class 0.000 claims abstract description 16
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 135
- 230000000694 effects Effects 0.000 claims description 11
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 10
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 10
- 239000000945 filler Substances 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 claims description 9
- 238000002360 preparation method Methods 0.000 claims description 9
- 239000000126 substance Substances 0.000 claims description 8
- 229920001131 Pulp (paper) Polymers 0.000 claims description 6
- 238000001035 drying Methods 0.000 claims description 3
- 239000006172 buffering agent Substances 0.000 abstract description 2
- 239000000123 paper Substances 0.000 description 49
- 238000007792 addition Methods 0.000 description 16
- 238000003860 storage Methods 0.000 description 15
- 229920002678 cellulose Polymers 0.000 description 10
- 239000001913 cellulose Substances 0.000 description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- 230000002378 acidificating effect Effects 0.000 description 9
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 8
- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical compound OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 description 7
- 238000004513 sizing Methods 0.000 description 7
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 7
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 6
- 238000007670 refining Methods 0.000 description 6
- 230000007423 decrease Effects 0.000 description 5
- 238000010979 pH adjustment Methods 0.000 description 5
- 239000002253 acid Substances 0.000 description 4
- 230000007935 neutral effect Effects 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 229940037003 alum Drugs 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000012895 dilution Substances 0.000 description 2
- 238000010790 dilution Methods 0.000 description 2
- 239000000539 dimer Substances 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 1
- UIIMBOGNXHQVGW-DEQYMQKBSA-M Sodium bicarbonate-14C Chemical compound [Na+].O[14C]([O-])=O UIIMBOGNXHQVGW-DEQYMQKBSA-M 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- FFBHFFJDDLITSX-UHFFFAOYSA-N benzyl N-[2-hydroxy-4-(3-oxomorpholin-4-yl)phenyl]carbamate Chemical compound OC1=C(NC(=O)OCC2=CC=CC=C2)C=CC(=C1)N1CCOCC1=O FFBHFFJDDLITSX-UHFFFAOYSA-N 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910001424 calcium ion Inorganic materials 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 1
- 238000010494 dissociation reaction Methods 0.000 description 1
- 230000005593 dissociations Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- -1 hydrogen ions Chemical class 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 239000002655 kraft paper Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910000000 metal hydroxide Inorganic materials 0.000 description 1
- 150000004692 metal hydroxides Chemical class 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000004448 titration Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/63—Inorganic compounds
- D21H17/64—Alkaline compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Paper (AREA)
- Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
- Detergent Compositions (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI972522A FI102911B1 (fi) | 1997-06-13 | 1997-06-13 | Menetelmä massasuspension pH:n stabiloimiseksi ja paperin tuottamiseksi stabiloidusta massasta |
| FI972522 | 1997-06-13 | ||
| PCT/FI1998/000509 WO1998056988A1 (en) | 1997-06-13 | 1998-06-12 | A PROCESS FOR STABILIZING THE pH OF A PULP SUSPENSION AND FOR PRODUCING PAPER FORM THE STABILIZED PULP |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2293405A1 CA2293405A1 (en) | 1998-12-17 |
| CA2293405C true CA2293405C (en) | 2006-08-08 |
Family
ID=8549048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002293405A Expired - Lifetime CA2293405C (en) | 1997-06-13 | 1998-06-12 | A process for stabilizing the ph of a pulp suspension and for producing paper from the stabilized pulp |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US6991705B2 (https=) |
| EP (1) | EP0991811B1 (https=) |
| JP (1) | JP2002504193A (https=) |
| AT (1) | ATE204936T1 (https=) |
| AU (1) | AU731377B2 (https=) |
| CA (1) | CA2293405C (https=) |
| DE (2) | DE69801504T2 (https=) |
| ES (1) | ES2161057T3 (https=) |
| FI (1) | FI102911B1 (https=) |
| ID (1) | ID29300A (https=) |
| NO (1) | NO328511B1 (https=) |
| PT (1) | PT991811E (https=) |
| WO (1) | WO1998056988A1 (https=) |
Families Citing this family (33)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI102911B1 (fi) * | 1997-06-13 | 1999-03-15 | Aga Ab | Menetelmä massasuspension pH:n stabiloimiseksi ja paperin tuottamiseksi stabiloidusta massasta |
| FI103520B (fi) | 1998-03-03 | 1999-07-15 | Upm Kymmene Corp | Parannetut paperinvalmistusmenetelmät |
| SE514687C2 (sv) * | 1999-07-09 | 2001-04-02 | Sca Graphic Res Ab | Metod för eliminering av skadliga substanser i en processvätska |
| FI20000806L (fi) * | 2000-04-05 | 2001-10-06 | Aga Ab | Menetelmä lignoselluloosamassan valkaisemiseksi |
| FI111177B (fi) * | 2001-12-12 | 2003-06-13 | Linde Ag | Laite ja menetelmä teollisuusprosessin alkaliteetin ja pH-arvon ohjaamiseksi |
| US7056419B2 (en) | 2002-09-30 | 2006-06-06 | American Air Liquide, Inc. | Methods for modifying electrical properties of papermaking compositions using carbon dioxide |
| US20040256069A1 (en) * | 2003-06-18 | 2004-12-23 | Saucedo Victor M. | Estimation and control in the wet end using CO2 |
| EP1816259A1 (fr) * | 2006-02-07 | 2007-08-08 | L'AIR LIQUIDE, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude | Utilisation du dioxyde de carbone pour optimiser le pH dans la partie humide de la machine à papier |
| BRPI0708794B1 (pt) * | 2006-03-13 | 2016-10-11 | Fp Innovations | processo para deslignificação de uma polpa lignocelulósica em uma suspensão aquosa |
| FI20070126A0 (fi) * | 2006-09-08 | 2007-02-13 | Linde Ag | Menetelmä hartsin poistamiseksi massasta ja hiilidioksidin tai (bi)karbonaatin käyttö tähän tarkoitukseen |
| US8034203B2 (en) * | 2007-04-13 | 2011-10-11 | United States Gypsum Company | Gypsum wallboard with improved nail pull strength and the method for making same |
| FI120651B (fi) * | 2007-04-30 | 2010-01-15 | Linde Ag | Menetelmä energiankulutuksen vähentämiseksi massasuspension jauhatuksessa paperinvalmistusprosessissa |
| FI121114B (fi) * | 2007-05-04 | 2010-07-15 | Kemira Oyj | Ditioniitin valmistusmenetelmä |
| FI20075503L (fi) * | 2007-07-03 | 2008-06-19 | Stora Enso Oyj | Menetelmä paperin valmistamiseksi ja happo/emäskäsittelyn käyttö paperin valmistuksessa |
| FI20085797A7 (fi) * | 2008-08-27 | 2010-02-28 | Linde Ag | Menetelmä puskuriliuoksen valmistamiseksi paperinvalmistusprosessissa |
| FI122898B (fi) * | 2009-01-14 | 2012-08-31 | Linde Ag | Menetelmä selluloosamassan pH:n säätämiseksi, sellun tai paperin valmistus selluloosamassasta ja (bi)karbonaattipoiston käyttö haponkulutuksen vähentämiseksi |
| EP2281853B1 (en) | 2009-08-05 | 2012-04-18 | Omya Development AG | Use of 2-amino-2-methyl-1-propanol as additive in aqueous suspensions of calcium carbonate comprising materials |
| ES2417831T3 (es) | 2010-01-25 | 2013-08-09 | Omya Development Ag | Uso de 2-((1-metilpropil)amino)etanol como aditivo en suspensiones acuosas de materiales que comprenden carbonato de calcio |
| ES2377702T3 (es) | 2010-01-27 | 2012-03-30 | Omya Development Ag | Uso de polietileniminas como aditivo en suspensiones acuosas de materiales que comprenden carbonato c�?lcico. |
| FI125826B (fi) * | 2010-08-04 | 2016-02-29 | Nordkalk Oy Ab | Menetelmä paperin tai kartongin valmistamiseksi |
| SI2392622T1 (sl) | 2010-06-07 | 2013-07-31 | Omya Development Ag | Uporaba 2-aminoetanola kot dodatka v vodnih suspenzijah materialov, ki vsebujejo kalcijev karbonat |
| CA2825337A1 (en) | 2011-01-25 | 2012-08-02 | Basf Se | Manufacturing a papery article |
| CA2825554A1 (en) | 2011-01-25 | 2012-08-02 | Basf Se | Producing half-stuffs for the manufacture of papery articles |
| CN103492280B (zh) * | 2011-04-20 | 2015-09-16 | 巴斯夫欧洲公司 | 纤维素防护包装材料 |
| EP2824147B1 (en) | 2013-07-12 | 2016-01-20 | Omya International AG | Use of 2-amino-2-ethyl-1,3-propanediol as additive in aqueous suspensions of calcium carbonate-comprising materials while maintaining stable suspension conductivity |
| AU2015364492B2 (en) | 2014-12-18 | 2018-08-09 | Ecolab Usa Inc. | Methods for forming peroxyformic acid and uses thereof |
| BR112017013143A2 (pt) | 2014-12-18 | 2018-01-02 | Ecolab Usa Inc | geração de ácido peroxifórmico através de formiato de álcool poli-hídrico |
| US11040902B2 (en) | 2014-12-18 | 2021-06-22 | Ecolab Usa Inc. | Use of percarboxylic acids for scale prevention in treatment systems |
| JP6728382B2 (ja) | 2015-12-16 | 2020-07-22 | エコラブ ユーエスエイ インク | 膜濾過浄化のためのペルオキシギ酸組成物 |
| EP3442334B9 (en) | 2016-04-15 | 2023-08-02 | Ecolab USA Inc. | Performic acid biofilm prevention for industrial co2 scrubbers |
| WO2018111341A1 (en) | 2016-12-15 | 2018-06-21 | Ecolab Usa Inc. | Peroxyformic acid compositions for membrane filtration cleaning in energy services |
| SI3561002T1 (sl) | 2018-04-23 | 2021-01-29 | Omya International Ag | Uporaba aditivov, ki vsebujejo primarne alkanolamine v vodnih mineralnih suspenzijah |
| EP3806637A1 (en) | 2018-06-15 | 2021-04-21 | Ecolab USA Inc. | On site generated performic acid compositions for teat treatment |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB815247A (en) * | 1955-07-19 | 1959-06-24 | Columbia Cellulose Company Ltd | Bleaching woob pulps |
| SE8605510L (sv) * | 1986-12-22 | 1987-09-17 | Aga Ab | Sett vid tvettning av massa |
| AU1175188A (en) * | 1987-02-27 | 1988-09-01 | Boc Group, Inc., The | Use of gaseous carbon dioxide to adjust ph of cellulosic pulp |
| SE461860B (sv) | 1989-02-13 | 1990-04-02 | Mo Och Domsjoe Ab | Foerfarande foer framstaellning av papper och bestruket papper varvid baspappret innehaaller precipiterat kalciumkarbonat |
| CA2069713C (en) * | 1992-05-27 | 2003-05-13 | Derek Hornsey | Carbon dioxide in neutral and alkaline sizing processes |
| FI102911B1 (fi) * | 1997-06-13 | 1999-03-15 | Aga Ab | Menetelmä massasuspension pH:n stabiloimiseksi ja paperin tuottamiseksi stabiloidusta massasta |
| US6086714A (en) * | 1997-10-24 | 2000-07-11 | Praxair Technology, Inc. | Process for adjusting the alkalinity of pulp slurry in a broke pulper using carbon dioxide |
| FI111177B (fi) * | 2001-12-12 | 2003-06-13 | Linde Ag | Laite ja menetelmä teollisuusprosessin alkaliteetin ja pH-arvon ohjaamiseksi |
-
1997
- 1997-06-13 FI FI972522A patent/FI102911B1/fi not_active IP Right Cessation
-
1998
- 1998-06-12 WO PCT/FI1998/000509 patent/WO1998056988A1/en not_active Ceased
- 1998-06-12 US US09/445,710 patent/US6991705B2/en not_active Expired - Lifetime
- 1998-06-12 AU AU77696/98A patent/AU731377B2/en not_active Ceased
- 1998-06-12 ES ES98925673T patent/ES2161057T3/es not_active Expired - Lifetime
- 1998-06-12 DE DE69801504T patent/DE69801504T2/de not_active Expired - Lifetime
- 1998-06-12 CA CA002293405A patent/CA2293405C/en not_active Expired - Lifetime
- 1998-06-12 AT AT98925673T patent/ATE204936T1/de active
- 1998-06-12 PT PT98925673T patent/PT991811E/pt unknown
- 1998-06-12 DE DE0991811T patent/DE991811T1/de active Pending
- 1998-06-12 JP JP50168899A patent/JP2002504193A/ja not_active Ceased
- 1998-06-12 ID IDW991480A patent/ID29300A/id unknown
- 1998-06-12 EP EP98925673A patent/EP0991811B1/en not_active Expired - Lifetime
-
1999
- 1999-12-09 NO NO19996070A patent/NO328511B1/no not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| FI972522A0 (fi) | 1997-06-13 |
| JP2002504193A (ja) | 2002-02-05 |
| NO996070D0 (no) | 1999-12-09 |
| NO996070L (no) | 1999-12-09 |
| FI102911B (fi) | 1999-03-15 |
| ES2161057T3 (es) | 2001-11-16 |
| EP0991811A1 (en) | 2000-04-12 |
| DE69801504T2 (de) | 2002-04-25 |
| FI102911B1 (fi) | 1999-03-15 |
| DE69801504D1 (de) | 2001-10-04 |
| ID29300A (id) | 2001-08-16 |
| AU731377B2 (en) | 2001-03-29 |
| DE991811T1 (de) | 2000-08-17 |
| FI972522L (fi) | 1998-12-14 |
| CA2293405A1 (en) | 1998-12-17 |
| US6991705B2 (en) | 2006-01-31 |
| AU7769698A (en) | 1998-12-30 |
| ATE204936T1 (de) | 2001-09-15 |
| PT991811E (pt) | 2001-12-28 |
| WO1998056988A1 (en) | 1998-12-17 |
| NO328511B1 (no) | 2010-03-08 |
| US20030150570A1 (en) | 2003-08-14 |
| EP0991811B1 (en) | 2001-08-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKEX | Expiry |
Effective date: 20180612 |