DE3882395T2 - Zellstoff. - Google Patents
Zellstoff.Info
- Publication number
- DE3882395T2 DE3882395T2 DE19883882395 DE3882395T DE3882395T2 DE 3882395 T2 DE3882395 T2 DE 3882395T2 DE 19883882395 DE19883882395 DE 19883882395 DE 3882395 T DE3882395 T DE 3882395T DE 3882395 T2 DE3882395 T2 DE 3882395T2
- Authority
- DE
- Germany
- Prior art keywords
- pulp
- paper
- carbon dioxide
- stream
- gaseous carbon
- 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
- 229920002678 cellulose Polymers 0.000 title claims description 22
- 239000001913 cellulose Substances 0.000 title claims description 22
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 110
- 239000001569 carbon dioxide Substances 0.000 claims description 55
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 55
- 238000000034 method Methods 0.000 claims description 22
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 15
- 239000002243 precursor Substances 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 8
- 239000001117 sulphuric acid Substances 0.000 claims description 7
- 235000011149 sulphuric acid Nutrition 0.000 claims description 7
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 238000011144 upstream manufacturing Methods 0.000 claims description 4
- 238000005259 measurement Methods 0.000 claims description 2
- 239000000123 paper Substances 0.000 description 27
- 239000007787 solid Substances 0.000 description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 16
- 229940037003 alum Drugs 0.000 description 11
- 239000000126 substance Substances 0.000 description 11
- 239000011121 hardwood Substances 0.000 description 7
- 238000010790 dilution Methods 0.000 description 6
- 239000012895 dilution Substances 0.000 description 6
- 239000011122 softwood Substances 0.000 description 6
- 239000000654 additive Substances 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 239000002655 kraft paper Substances 0.000 description 4
- 229920005610 lignin Polymers 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000013055 pulp slurry Substances 0.000 description 4
- 238000004513 sizing Methods 0.000 description 4
- 230000000704 physical effect Effects 0.000 description 3
- 238000004537 pulping Methods 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 2
- 229920001131 Pulp (paper) Polymers 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 2
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 235000011941 Tilia x europaea Nutrition 0.000 description 2
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000004571 lime Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000011087 paperboard Substances 0.000 description 2
- 239000000049 pigment Substances 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 229910052788 barium Inorganic materials 0.000 description 1
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 229920001059 synthetic polymer Polymers 0.000 description 1
- 239000002023 wood Substances 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
- D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
- D21H23/02—Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added
- D21H23/04—Addition to the pulp; After-treatment of added substances in the pulp
- D21H23/06—Controlling the addition
- D21H23/08—Controlling the addition by measuring pulp properties, e.g. zeta potential, pH
-
- 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
- D21H17/65—Acid compounds
Landscapes
- Paper (AREA)
- Treating Waste Gases (AREA)
- Carbon And Carbon Compounds (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US1983187A | 1987-02-27 | 1987-02-27 | |
| US14675188A | 1988-01-21 | 1988-01-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3882395D1 DE3882395D1 (de) | 1993-08-26 |
| DE3882395T2 true DE3882395T2 (de) | 1993-12-02 |
Family
ID=26692661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19883882395 Expired - Lifetime DE3882395T2 (de) | 1987-02-27 | 1988-02-17 | Zellstoff. |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP0281273B1 (no) |
| JP (1) | JP2582838B2 (no) |
| AU (1) | AU1175188A (no) |
| DE (1) | DE3882395T2 (no) |
| FI (1) | FI880918A (no) |
| NO (1) | NO880763L (no) |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2069713C (en) * | 1992-05-27 | 2003-05-13 | Derek Hornsey | Carbon dioxide in neutral and alkaline sizing processes |
| JP3485685B2 (ja) * | 1995-08-04 | 2004-01-13 | オリンパス株式会社 | 屈折率分布型単レンズ |
| US6200416B1 (en) * | 1997-06-10 | 2001-03-13 | Praxair Technology, Inc. | Recycled paper production process which incorporates carbon dioxide |
| FI102911B1 (fi) * | 1997-06-13 | 1999-03-15 | Aga Ab | Menetelmä massasuspension pH:n stabiloimiseksi ja paperin tuottamiseksi stabiloidusta massasta |
| FI104503B (fi) * | 1997-11-05 | 2000-02-15 | Aga Ab | Menetelmä selluloosamassojen suotautuvuuden parantamiseksi |
| FI103520B (fi) | 1998-03-03 | 1999-07-15 | Upm Kymmene Corp | Parannetut paperinvalmistusmenetelmät |
| FI104003B (fi) | 1999-02-08 | 1999-10-29 | Aga Ab | Stabiloitu täyteaine, sen valmistus ja käyttö |
| FI991241A (fi) * | 1999-06-01 | 2000-12-02 | Aga Ab | Ligniinin valkaisu ja menetelmä paperin valmistamiseksi |
| FR2795753B1 (fr) * | 1999-07-01 | 2001-09-14 | Carboxyque Francaise | Perfectionnement aux procedes de fabrication de produits papetiers en vue de l'incorporation dans lesdits produits de dechets papetiers necessitant un traitement basique |
| FI20000806A (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 |
| FR2836938B1 (fr) * | 2002-03-07 | 2004-08-06 | Air Liquide | Perfectionnement aux procedes de fabrication de produits papetiers par amelioration du comportement physico-chimique de la pate a papier |
| 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 |
| CN100396849C (zh) * | 2003-06-18 | 2008-06-25 | 液体空气乔治洛德方法利用和研究的具有监督和管理委员会的有限公司 | Co2在造纸工艺湿部中的受控添加 |
| FI20060670A0 (fi) * | 2006-07-10 | 2006-07-10 | Mikko Kaira | Menetelmä kuitutuotteen bulkin lisäämiseksi ja muodostettu kuitutuote |
| FI20065727A0 (fi) | 2006-11-15 | 2006-11-15 | Linde Ag | Menetelmä kerrostuman muodostumisen vähentämiseksi sellu- ja paperiteollisuudessa |
| FI20075638A0 (fi) * | 2007-09-13 | 2007-09-13 | Linde Ag | Tarttuvan pihkan poistaminen massasuspensiosta, rejektin kalsiumyhdisteiden vähentäminen ja hiilidioksidin käyttö paperinvalmistuksessa |
| FI20085797L (fi) * | 2008-08-27 | 2010-02-28 | Linde Ag | Menetelmä puskuriliuoksen valmistamiseksi paperinvalmistusprosessissa |
| CN110093800A (zh) * | 2018-01-30 | 2019-08-06 | 广西科开成林科技有限公司 | 一种湿态机械活化高浓磨浆的方法 |
| NL2025251B1 (nl) * | 2020-03-31 | 2021-02-18 | Eska B V | Werkwijze voor het in een kartonvervaardigingsinrichting vervaardigen van gekleurd karton, alsmede gekleurd karton vervaardigd door middel van een dergelijke werkwijze. |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE235821C (no) * | 1910-10-11 | |||
| US1993265A (en) * | 1933-02-28 | 1935-03-05 | Merrimac Chemical Co Inc | Manufacture of paper embodying alkaline earth metal carbonate fillers |
| US2114809A (en) * | 1934-07-06 | 1938-04-19 | West Virginia Pulp & Paper Com | Method of producing sized papers |
| US3112242A (en) * | 1960-05-10 | 1963-11-26 | Int Paper Co | Treating a wood pulp slurry with a water-soluble acid prior to addition of sizing materials thereto |
| JPS4930605A (no) * | 1972-07-20 | 1974-03-19 |
-
1988
- 1988-02-16 AU AU11751/88A patent/AU1175188A/en not_active Abandoned
- 1988-02-17 DE DE19883882395 patent/DE3882395T2/de not_active Expired - Lifetime
- 1988-02-17 EP EP19880301311 patent/EP0281273B1/en not_active Expired - Lifetime
- 1988-02-22 NO NO880763A patent/NO880763L/no unknown
- 1988-02-26 FI FI880918A patent/FI880918A/fi not_active Application Discontinuation
- 1988-02-26 JP JP63044045A patent/JP2582838B2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6445887A (en) | 1989-02-20 |
| NO880763D0 (no) | 1988-02-22 |
| EP0281273B1 (en) | 1993-07-21 |
| JP2582838B2 (ja) | 1997-02-19 |
| FI880918A (fi) | 1988-08-28 |
| FI880918A0 (fi) | 1988-02-26 |
| DE3882395D1 (de) | 1993-08-26 |
| EP0281273A1 (en) | 1988-09-07 |
| NO880763L (no) | 1988-08-29 |
| AU1175188A (en) | 1988-09-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8363 | Opposition against the patent | ||
| 8365 | Fully valid after opposition proceedings |