NO751768L - - Google Patents
Info
- Publication number
- NO751768L NO751768L NO751768A NO751768A NO751768L NO 751768 L NO751768 L NO 751768L NO 751768 A NO751768 A NO 751768A NO 751768 A NO751768 A NO 751768A NO 751768 L NO751768 L NO 751768L
- Authority
- NO
- Norway
- Prior art keywords
- added
- iron
- treatment
- metal
- bleaching
- Prior art date
Links
- 238000000034 method Methods 0.000 claims description 17
- 239000000126 substance Substances 0.000 claims description 14
- 238000004061 bleaching Methods 0.000 claims description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 10
- 238000011282 treatment Methods 0.000 claims description 9
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 8
- 229920002678 cellulose Polymers 0.000 claims description 6
- 239000001913 cellulose Substances 0.000 claims description 6
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 5
- 230000003647 oxidation Effects 0.000 claims description 5
- 238000007254 oxidation reaction Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 4
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 claims description 3
- 239000002699 waste material Substances 0.000 claims 1
- 239000002351 wastewater Substances 0.000 description 9
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 5
- 235000011941 Tilia x europaea Nutrition 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 229920005610 lignin Polymers 0.000 description 5
- 239000004571 lime Substances 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 3
- 239000003513 alkali Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000003344 environmental pollutant Substances 0.000 description 3
- 231100000719 pollutant Toxicity 0.000 description 3
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical group [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000000292 calcium oxide Substances 0.000 description 2
- 235000012255 calcium oxide Nutrition 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- 229910052801 chlorine Inorganic materials 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000029087 digestion Effects 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 229910021653 sulphate ion Inorganic materials 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- XBPCUCUWBYBCDP-UHFFFAOYSA-N Dicyclohexylamine Chemical compound C1CCCCC1NC1CCCCC1 XBPCUCUWBYBCDP-UHFFFAOYSA-N 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- FHKPLLOSJHHKNU-INIZCTEOSA-N [(3S)-3-[8-(1-ethyl-5-methylpyrazol-4-yl)-9-methylpurin-6-yl]oxypyrrolidin-1-yl]-(oxan-4-yl)methanone Chemical compound C(C)N1N=CC(=C1C)C=1N(C2=NC=NC(=C2N=1)O[C@@H]1CN(CC1)C(=O)C1CCOCC1)C FHKPLLOSJHHKNU-INIZCTEOSA-N 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 150000001491 aromatic compounds Chemical class 0.000 description 1
- 239000007844 bleaching agent Substances 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 235000011116 calcium hydroxide Nutrition 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 125000002843 carboxylic acid group Chemical group 0.000 description 1
- 150000001735 carboxylic acids Chemical class 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000005660 chlorination reaction Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- BUACSMWVFUNQET-UHFFFAOYSA-H dialuminum;trisulfate;hydrate Chemical compound O.[Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O BUACSMWVFUNQET-UHFFFAOYSA-H 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- JRBPAEWTRLWTQC-UHFFFAOYSA-N dodecylamine Chemical compound CCCCCCCCCCCCN JRBPAEWTRLWTQC-UHFFFAOYSA-N 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000011221 initial treatment Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 230000005865 ionizing radiation Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- -1 iron ions Chemical class 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- DIAIBWNEUYXDNL-UHFFFAOYSA-N n,n-dihexylhexan-1-amine Chemical compound CCCCCCN(CCCCCC)CCCCCC DIAIBWNEUYXDNL-UHFFFAOYSA-N 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 150000002989 phenols Chemical class 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 125000000075 primary alcohol group Chemical group 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 235000000346 sugar Nutrition 0.000 description 1
- 150000008163 sugars Chemical class 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000003760 tallow Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B15/00—Preparation of other cellulose derivatives or modified cellulose, e.g. complexes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/10—Metal compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/21—Urea; Derivatives thereof, e.g. biuret
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
- C08L1/08—Cellulose derivatives
- C08L1/26—Cellulose ethers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L3/00—Compositions of starch, amylose or amylopectin or of their derivatives or degradation products
- C08L3/02—Starch; Degradation products thereof, e.g. dextrin
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J101/00—Adhesives based on cellulose, modified cellulose, or cellulose derivatives
- C09J101/08—Cellulose derivatives
- C09J101/26—Cellulose ethers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2666/00—Composition of polymers characterized by a further compound in the blend, being organic macromolecular compounds, natural resins, waxes or and bituminous materials, non-macromolecular organic substances, inorganic substances or characterized by their function in the composition
- C08L2666/02—Organic macromolecular compounds, natural resins, waxes or and bituminous materials
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2666/00—Composition of polymers characterized by a further compound in the blend, being organic macromolecular compounds, natural resins, waxes or and bituminous materials, non-macromolecular organic substances, inorganic substances or characterized by their function in the composition
- C08L2666/28—Non-macromolecular organic substances
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2666/00—Composition of polymers characterized by a further compound in the blend, being organic macromolecular compounds, natural resins, waxes or and bituminous materials, non-macromolecular organic substances, inorganic substances or characterized by their function in the composition
- C08L2666/54—Inorganic substances
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Biochemistry (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Paper (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Paints Or Removers (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Removal Of Specific Substances (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7406630 | 1974-05-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO751768L true NO751768L (cs) | 1975-11-18 |
Family
ID=20321148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO751768A NO751768L (cs) | 1974-05-17 | 1975-05-16 |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US3961976A (cs) |
| JP (2) | JPS5332832B2 (cs) |
| CA (1) | CA1033911A (cs) |
| DE (3) | DE2521890C3 (cs) |
| ES (1) | ES436950A1 (cs) |
| FI (3) | FI751406A (cs) |
| FR (3) | FR2271179B1 (cs) |
| GB (2) | GB1459076A (cs) |
| IT (2) | IT1035487B (cs) |
| NL (1) | NL167972C (cs) |
| NO (1) | NO751768L (cs) |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4219418A (en) * | 1973-05-29 | 1980-08-26 | Jacques Pilon | Water treatment process |
| CH604815A5 (cs) * | 1976-08-24 | 1978-09-15 | Bbc Brown Boveri & Cie | |
| DE2835496A1 (de) * | 1978-08-12 | 1980-02-21 | Bayer Ag | Verfahren zur chemisch-biologischen behandlung von abwasser |
| DE2927912A1 (de) * | 1979-07-11 | 1981-01-29 | Bayer Ag | Verfahren zur abwasserbehandlung |
| DE2927911A1 (de) * | 1979-07-11 | 1981-01-29 | Bayer Ag | Verfahren zur abwasserbehandlung |
| FR2464230A1 (fr) * | 1979-08-31 | 1981-03-06 | Ugine Kuhlmann | Procede d'epuration des eaux residuaires contenant des matieres colorantes |
| FI64602C (fi) * | 1981-12-30 | 1983-12-12 | Neste Oy | Foerfarande foer framstaellning av loesliga cellulosaderivater |
| DE3232467A1 (de) * | 1982-09-01 | 1984-03-01 | Hoechst Ag, 6230 Frankfurt | Verfahren zur herstellung von celluloseethern mit verbessertem dispergierverhalten |
| JPS59203692A (ja) * | 1983-04-28 | 1984-11-17 | Dowa Mining Co Ltd | パルプ廃液の処理方法 |
| DE3345346A1 (de) * | 1983-12-15 | 1985-06-27 | Fa. Stadler, 7963 Altshausen | Verfahren zur verwertung von verbrauchten photografischen filmen und fluessigkeiten |
| DE3832523C1 (cs) * | 1988-09-24 | 1990-01-18 | Kernforschungszentrum Karlsruhe Gmbh, 7500 Karlsruhe, De | |
| DE3840323C2 (de) * | 1988-11-30 | 1995-07-06 | Gelsenwasser Ag | Verfahren zum Entfernen von Pflanzenbehandlungsmitteln aus Rohwasser |
| DE3932174A1 (de) * | 1989-09-27 | 1991-04-11 | Degussa | Verfahren zur absenkung des aox-gehaltes in wasser |
| DE4026831A1 (de) * | 1990-08-24 | 1992-02-27 | Inventa Ag | Katalytische oxidation von abwasser |
| FI97219C (fi) * | 1992-12-04 | 1998-07-14 | Kemira Oy | Menetelmä jätevesien puhdistamiseksi |
| NL9300214A (nl) | 1993-02-03 | 1994-09-01 | Avebe Coop Verkoop Prod | Werkwijze voor het bereiden van een smeltkleefstofsamenstelling alsmede voorwerpen die onder toepassing van een dergelijke samenstelling zijn vervaardigd. |
| DE4314521C2 (de) * | 1993-05-03 | 1996-05-30 | Eisenmann Kg Maschbau | Verfahren zur Reinigung von organisch belasteten Industrieabwässern |
| US5626717A (en) * | 1995-06-01 | 1997-05-06 | International Paper Company | Oxidative treatment of bleach plant effluent |
| FR2737719B1 (fr) * | 1995-08-07 | 1997-10-24 | Burgand Yves | Pate organo-minerale et utilisation de celle-ci en tant que materiau de construction |
| US6569284B1 (en) | 1996-09-24 | 2003-05-27 | International Paper Company | Elemental-chlorine-free bleaching process having an initial Eo or Eop stage |
| US8753477B2 (en) | 2010-03-23 | 2014-06-17 | International Paper Company | BCTMP filtrate recycling system and method |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2487766A (en) * | 1946-12-20 | 1949-11-08 | American Cyanamid Co | Adhesive containing sodium salt of carboxymethylcellulose and urea or melamine formaldehyde |
| US3778392A (en) * | 1971-11-23 | 1973-12-11 | Cellcor Corp Ltd | Polymeric starch composition |
-
1975
- 1975-04-25 US US05/571,645 patent/US3961976A/en not_active Expired - Lifetime
- 1975-04-25 ES ES436950A patent/ES436950A1/es not_active Expired
- 1975-04-28 IT IT49330/75A patent/IT1035487B/it active
- 1975-04-28 IT IT49331/75A patent/IT1035488B/it active
- 1975-04-29 GB GB1786575A patent/GB1459076A/en not_active Expired
- 1975-05-01 JP JP5377575A patent/JPS5332832B2/ja not_active Expired
- 1975-05-13 FI FI751406A patent/FI751406A/fi not_active Application Discontinuation
- 1975-05-13 JP JP50057179A patent/JPS50156267A/ja active Pending
- 1975-05-13 FI FI751407A patent/FI63250C/fi not_active IP Right Cessation
- 1975-05-13 FI FI751408A patent/FI751408A/fi not_active Application Discontinuation
- 1975-05-15 FR FR7515156A patent/FR2271179B1/fr not_active Expired
- 1975-05-15 FR FR7515157A patent/FR2279831A1/fr active Granted
- 1975-05-15 FR FR7515158A patent/FR2271233B1/fr not_active Expired
- 1975-05-15 GB GB2063275A patent/GB1465442A/en not_active Expired
- 1975-05-16 CA CA227,196A patent/CA1033911A/en not_active Expired
- 1975-05-16 DE DE2521890A patent/DE2521890C3/de not_active Expired
- 1975-05-16 DE DE19752521893 patent/DE2521893A1/de active Pending
- 1975-05-16 DE DE19752521946 patent/DE2521946B2/de not_active Withdrawn
- 1975-05-16 NO NO751768A patent/NO751768L/no unknown
- 1975-05-20 NL NL7505928A patent/NL167972C/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| FI751408A (cs) | 1975-11-18 |
| FR2279831A1 (fr) | 1976-02-20 |
| NL167972C (nl) | 1982-02-16 |
| CA1033911A (en) | 1978-07-04 |
| DE2521893A1 (de) | 1975-11-20 |
| JPS50156267A (cs) | 1975-12-17 |
| FI63250B (fi) | 1983-01-31 |
| IT1035487B (it) | 1979-10-20 |
| NL7505928A (nl) | 1975-11-19 |
| FR2271179A1 (cs) | 1975-12-12 |
| GB1459076A (en) | 1976-12-22 |
| DE2521946A1 (de) | 1975-11-20 |
| ES436950A1 (es) | 1977-01-01 |
| FR2271179B1 (cs) | 1977-07-08 |
| DE2521890C3 (de) | 1978-05-03 |
| FI751406A (cs) | 1975-11-18 |
| JPS5332832B2 (cs) | 1978-09-11 |
| US3961976A (en) | 1976-06-08 |
| FR2271233B1 (cs) | 1978-12-22 |
| FI63250C (fi) | 1983-05-10 |
| FR2271233A1 (cs) | 1975-12-12 |
| NL167972B (nl) | 1981-09-16 |
| JPS50153085A (cs) | 1975-12-09 |
| FR2279831B1 (cs) | 1978-03-17 |
| DE2521890A1 (de) | 1975-11-20 |
| GB1465442A (en) | 1977-02-23 |
| FI751407A (cs) | 1975-11-18 |
| DE2521946B2 (de) | 1977-11-10 |
| DE2521890B2 (de) | 1977-08-25 |
| IT1035488B (it) | 1979-10-20 |
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