NO127834B - - Google Patents
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- Publication number
- NO127834B NO127834B NO16900767A NO16900767A NO127834B NO 127834 B NO127834 B NO 127834B NO 16900767 A NO16900767 A NO 16900767A NO 16900767 A NO16900767 A NO 16900767A NO 127834 B NO127834 B NO 127834B
- Authority
- NO
- Norway
- Prior art keywords
- bleaching
- pulp
- resin
- alkaline
- mass
- Prior art date
Links
- 238000004061 bleaching Methods 0.000 claims description 23
- OSVXSBDYLRYLIG-UHFFFAOYSA-N dioxidochlorine(.) Chemical compound O=Cl=O OSVXSBDYLRYLIG-UHFFFAOYSA-N 0.000 claims description 20
- 239000004155 Chlorine dioxide Substances 0.000 claims description 10
- 235000019398 chlorine dioxide Nutrition 0.000 claims description 10
- 230000020477 pH reduction Effects 0.000 claims description 8
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 6
- 239000002736 nonionic surfactant Substances 0.000 claims description 5
- 150000002978 peroxides Chemical class 0.000 claims description 5
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 4
- -1 alkylphenols Chemical class 0.000 claims description 4
- 239000003945 anionic surfactant Substances 0.000 claims description 4
- 235000014113 dietary fatty acids Nutrition 0.000 claims description 4
- 239000000194 fatty acid Substances 0.000 claims description 4
- 229930195729 fatty acid Natural products 0.000 claims description 4
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 3
- 229910052791 calcium Inorganic materials 0.000 claims description 3
- 239000011575 calcium Substances 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 150000004665 fatty acids Chemical class 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 238000010306 acid treatment Methods 0.000 claims description 2
- 150000001412 amines Chemical class 0.000 claims description 2
- 150000002191 fatty alcohols Chemical class 0.000 claims description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims 1
- 150000001450 anions Chemical class 0.000 claims 1
- 239000007859 condensation product Substances 0.000 claims 1
- 239000002563 ionic surfactant Substances 0.000 claims 1
- 238000009898 sodium hypochlorite bleaching Methods 0.000 claims 1
- 125000001273 sulfonato group Chemical group [O-]S(*)(=O)=O 0.000 claims 1
- 239000011347 resin Substances 0.000 description 20
- 229920005989 resin Polymers 0.000 description 20
- WQYVRQLZKVEZGA-UHFFFAOYSA-N hypochlorite Chemical compound Cl[O-] WQYVRQLZKVEZGA-UHFFFAOYSA-N 0.000 description 12
- 239000004094 surface-active agent Substances 0.000 description 9
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 8
- 238000005406 washing Methods 0.000 description 8
- 230000002378 acidificating effect Effects 0.000 description 6
- 239000003513 alkali Substances 0.000 description 6
- 239000007844 bleaching agent Substances 0.000 description 6
- ZKQDCIXGCQPQNV-UHFFFAOYSA-N Calcium hypochlorite Chemical compound [Ca+2].Cl[O-].Cl[O-] ZKQDCIXGCQPQNV-UHFFFAOYSA-N 0.000 description 4
- 125000000129 anionic group Chemical group 0.000 description 4
- 238000005660 chlorination reaction Methods 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- RSWGJHLUYNHPMX-UHFFFAOYSA-N 1,4a-dimethyl-7-propan-2-yl-2,3,4,4b,5,6,10,10a-octahydrophenanthrene-1-carboxylic acid Chemical compound C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 description 2
- 239000005708 Sodium hypochlorite Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229920002678 cellulose Polymers 0.000 description 2
- 239000001913 cellulose Substances 0.000 description 2
- 238000010790 dilution Methods 0.000 description 2
- 239000012895 dilution Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical compound [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 1
- 229920001131 Pulp (paper) Polymers 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 1
- 150000001342 alkaline earth metals Chemical class 0.000 description 1
- 150000008055 alkyl aryl sulfonates Chemical class 0.000 description 1
- 150000008051 alkyl sulfates Chemical class 0.000 description 1
- 125000002947 alkylene group Chemical group 0.000 description 1
- 150000003868 ammonium compounds Chemical class 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003278 mimic effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000004076 pulp bleaching Methods 0.000 description 1
- 238000004537 pulping Methods 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
- G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
- G03G15/082—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer for immersion
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Dry Development In Electrophotography (AREA)
- Paper (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US56684766A | 1966-07-21 | 1966-07-21 | |
| US566841A US3357399A (en) | 1966-07-21 | 1966-07-21 | Combined fluidized bed and inverted cascade development apparatus |
| US566842A US3380437A (en) | 1966-07-21 | 1966-07-21 | Transversely reciprocating fluidized bed development apparatus |
| US566944A US3393663A (en) | 1966-07-21 | 1966-07-21 | Fluidizing electrode development apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO127834B true NO127834B (de) | 1973-08-20 |
Family
ID=27504853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO16900767A NO127834B (de) | 1966-07-21 | 1967-07-12 |
Country Status (11)
| Country | Link |
|---|---|
| BE (1) | BE701467A (de) |
| CH (1) | CH481406A (de) |
| CS (1) | CS157025B2 (de) |
| DE (1) | DE1597873A1 (de) |
| DK (1) | DK123998B (de) |
| GB (1) | GB1193443A (de) |
| IL (1) | IL28298A (de) |
| LU (1) | LU54062A1 (de) |
| NL (1) | NL159204B (de) |
| NO (1) | NO127834B (de) |
| SE (1) | SE322414B (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3115294C2 (de) * | 1981-04-15 | 1983-02-03 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zum Regenerieren der Trägerteilchen eines aus Trägerteilchen und Toner bestehenden Zwei-Komponenten-Entwicklers |
-
1967
- 1967-07-10 LU LU54062D patent/LU54062A1/xx unknown
- 1967-07-11 IL IL2829867A patent/IL28298A/xx unknown
- 1967-07-12 NO NO16900767A patent/NO127834B/no unknown
- 1967-07-12 SE SE1047967A patent/SE322414B/xx unknown
- 1967-07-17 DK DK368767A patent/DK123998B/da unknown
- 1967-07-17 BE BE701467D patent/BE701467A/xx unknown
- 1967-07-18 GB GB3286867A patent/GB1193443A/en not_active Expired
- 1967-07-18 DE DE19671597873 patent/DE1597873A1/de active Pending
- 1967-07-18 CH CH1026767A patent/CH481406A/de not_active IP Right Cessation
- 1967-07-18 NL NL6709924A patent/NL159204B/xx not_active IP Right Cessation
- 1967-07-21 CS CS537067A patent/CS157025B2/cs unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL6709924A (de) | 1968-01-22 |
| CS157025B2 (de) | 1974-08-23 |
| DK123998B (da) | 1972-08-28 |
| CH481406A (de) | 1969-11-15 |
| LU54062A1 (de) | 1968-03-12 |
| SE322414B (de) | 1970-04-06 |
| GB1193443A (en) | 1970-06-03 |
| NL159204B (nl) | 1979-01-15 |
| DE1597873A1 (de) | 1970-09-17 |
| IL28298A (en) | 1971-04-28 |
| BE701467A (de) | 1968-01-17 |
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