CA1153161A - Method for the production of greaseproof paper - Google Patents
Method for the production of greaseproof paperInfo
- Publication number
- CA1153161A CA1153161A CA000361696A CA361696A CA1153161A CA 1153161 A CA1153161 A CA 1153161A CA 000361696 A CA000361696 A CA 000361696A CA 361696 A CA361696 A CA 361696A CA 1153161 A CA1153161 A CA 1153161A
- Authority
- CA
- Canada
- Prior art keywords
- pulp
- greaseproof
- paper
- sulphate
- alkali
- 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
Links
- 238000000034 method Methods 0.000 title claims abstract description 16
- 239000011084 greaseproof paper Substances 0.000 title abstract description 13
- 238000004519 manufacturing process Methods 0.000 title abstract description 12
- 229910021653 sulphate ion Inorganic materials 0.000 claims abstract description 30
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims abstract description 29
- WQYVRQLZKVEZGA-UHFFFAOYSA-N hypochlorite Chemical compound Cl[O-] WQYVRQLZKVEZGA-UHFFFAOYSA-N 0.000 claims abstract description 19
- 239000003513 alkali Substances 0.000 claims abstract description 14
- 238000007670 refining Methods 0.000 claims abstract description 10
- 238000004061 bleaching Methods 0.000 claims abstract description 9
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000000460 chlorine Substances 0.000 claims abstract description 8
- 229910052801 chlorine Inorganic materials 0.000 claims abstract description 8
- 238000010411 cooking Methods 0.000 claims description 5
- HEDOODBJFVUQMS-UHFFFAOYSA-N n-[2-(5-methoxy-1h-indol-3-yl)ethyl]-n-methylpropan-2-amine Chemical group COC1=CC=C2NC=C(CCN(C)C(C)C)C2=C1 HEDOODBJFVUQMS-UHFFFAOYSA-N 0.000 claims description 5
- 229920001021 polysulfide Polymers 0.000 claims description 5
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 claims 1
- 238000004537 pulping Methods 0.000 claims 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 18
- 239000000123 paper Substances 0.000 description 16
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 13
- 229940060038 chlorine Drugs 0.000 description 6
- 235000017168 chlorine Nutrition 0.000 description 6
- 229920001131 Pulp (paper) Polymers 0.000 description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 5
- 239000001301 oxygen Substances 0.000 description 5
- 229910052760 oxygen Inorganic materials 0.000 description 5
- 239000005708 Sodium hypochlorite Substances 0.000 description 3
- 239000002585 base Substances 0.000 description 3
- 235000014121 butter Nutrition 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical compound [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 description 3
- 241000196324 Embryophyta Species 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 2
- 235000011613 Pinus brutia Nutrition 0.000 description 2
- 241000018646 Pinus brutia Species 0.000 description 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000011088 parchment paper Substances 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 235000013311 vegetables Nutrition 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- 229920002134 Carboxymethyl cellulose Polymers 0.000 description 1
- 229920002488 Hemicellulose Polymers 0.000 description 1
- 208000002430 Multiple chemical sensitivity Diseases 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000001768 carboxy methyl cellulose Substances 0.000 description 1
- 235000010948 carboxy methyl cellulose Nutrition 0.000 description 1
- 239000008112 carboxymethyl-cellulose Substances 0.000 description 1
- 229940105329 carboxymethylcellulose Drugs 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000002844 continuous effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229920005610 lignin Polymers 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000005077 polysulfide Substances 0.000 description 1
- 150000008117 polysulfides Polymers 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- 238000005406 washing Methods 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
- D21C9/12—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds
- D21C9/14—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites
- D21C9/144—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites with ClO2/Cl2 and other bleaching agents in a multistage process
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
- Lubricants (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NO793250 | 1979-10-10 | ||
| NO793250A NO145477C (no) | 1979-10-10 | 1979-10-10 | Fremgangsmaate til fremstilling av greaseproof-masse res. greaseproof-papir |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1153161A true CA1153161A (en) | 1983-09-06 |
Family
ID=19885080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000361696A Expired CA1153161A (en) | 1979-10-10 | 1980-10-07 | Method for the production of greaseproof paper |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS5696982A (enExample) |
| CA (1) | CA1153161A (enExample) |
| FI (1) | FI66944C (enExample) |
| FR (1) | FR2467259A1 (enExample) |
| NO (1) | NO145477C (enExample) |
| SE (1) | SE439509B (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE9403857L (sv) * | 1994-11-10 | 1996-05-11 | Peterson Seffle Ab | Fett-tätt och fettresistent omslagsmaterial |
| SE511651C2 (sv) * | 1998-03-04 | 1999-11-01 | Peterson Scanproof Ab | Material för livsmedelsformar eller -förpackningar |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2566130A (en) * | 1944-06-10 | 1951-08-28 | Riegel Paper Corp | Manufacture of glassine paper |
-
1979
- 1979-10-10 NO NO793250A patent/NO145477C/no unknown
-
1980
- 1980-09-26 SE SE8006737A patent/SE439509B/sv not_active IP Right Cessation
- 1980-10-07 CA CA000361696A patent/CA1153161A/en not_active Expired
- 1980-10-08 FI FI803186A patent/FI66944C/fi not_active IP Right Cessation
- 1980-10-09 JP JP14065280A patent/JPS5696982A/ja active Pending
- 1980-10-09 FR FR8021622A patent/FR2467259A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2467259B1 (enExample) | 1984-08-17 |
| SE8006737L (sv) | 1981-04-11 |
| JPS5696982A (en) | 1981-08-05 |
| NO145477B (no) | 1981-12-21 |
| NO793250L (no) | 1981-04-13 |
| SE439509B (sv) | 1985-06-17 |
| FI803186L (fi) | 1981-04-11 |
| FI66944B (fi) | 1984-08-31 |
| FI66944C (fi) | 1984-12-10 |
| FR2467259A1 (fr) | 1981-04-17 |
| NO145477C (no) | 1982-03-31 |
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| BHA | RM SHIVESHWAR |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |