AU463242B2 - Reclaiming pulp from wastepapers by treating witha solution of sodium hydroxide sodium carbonate, sodium or ammonium bicarbonate, and sodium borate - Google Patents
Reclaiming pulp from wastepapers by treating witha solution of sodium hydroxide sodium carbonate, sodium or ammonium bicarbonate, and sodium borateInfo
- Publication number
- AU463242B2 AU463242B2 AU45647/72A AU4564772A AU463242B2 AU 463242 B2 AU463242 B2 AU 463242B2 AU 45647/72 A AU45647/72 A AU 45647/72A AU 4564772 A AU4564772 A AU 4564772A AU 463242 B2 AU463242 B2 AU 463242B2
- Authority
- AU
- Australia
- Prior art keywords
- sodium
- wastepapers
- treating
- ammonium bicarbonate
- borate
- 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
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 title 1
- 229910000013 Ammonium bicarbonate Inorganic materials 0.000 title 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 title 1
- 235000012538 ammonium bicarbonate Nutrition 0.000 title 1
- 239000001099 ammonium carbonate Substances 0.000 title 1
- 229910021538 borax Inorganic materials 0.000 title 1
- MQRJBSHKWOFOGF-UHFFFAOYSA-L disodium;carbonate;hydrate Chemical compound O.[Na+].[Na+].[O-]C([O-])=O MQRJBSHKWOFOGF-UHFFFAOYSA-L 0.000 title 1
- UIIMBOGNXHQVGW-UHFFFAOYSA-M sodium bicarbonate Substances [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 title 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 title 1
- 235000017557 sodium bicarbonate Nutrition 0.000 title 1
- 235000010339 sodium tetraborate Nutrition 0.000 title 1
- BSVBQGMMJUBVOD-UHFFFAOYSA-N trisodium borate Chemical compound [Na+].[Na+].[Na+].[O-]B([O-])[O-] BSVBQGMMJUBVOD-UHFFFAOYSA-N 0.000 title 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
- D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
- D21C5/02—Working-up waste paper
- D21C5/025—De-inking
- D21C5/027—Chemicals therefor
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
- D21B1/00—Fibrous raw materials or their mechanical treatment
- D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
- D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
- D21B1/30—Defibrating by other means
- D21B1/32—Defibrating by other means of waste paper
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/64—Paper recycling
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Toxicology (AREA)
- Paper (AREA)
- Cable Accessories (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US17260071A | 1971-08-17 | 1971-08-17 | |
| USUS172,600 | 1971-08-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| AU4564772A AU4564772A (en) | 1974-02-21 |
| AU463242B2 true AU463242B2 (en) | 1975-07-17 |
Family
ID=22628395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU45647/72A Expired AU463242B2 (en) | 1971-08-17 | 1972-08-16 | Reclaiming pulp from wastepapers by treating witha solution of sodium hydroxide sodium carbonate, sodium or ammonium bicarbonate, and sodium borate |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3766001A (enExample) |
| AU (1) | AU463242B2 (enExample) |
| CA (1) | CA969715A (enExample) |
| GB (1) | GB1379295A (enExample) |
| IL (1) | IL40157A (enExample) |
| NO (1) | NO135876C (enExample) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3865684A (en) * | 1971-08-17 | 1975-02-11 | World Wide Paper Reclamation I | Composition for reclaiming pulp from waste papers |
| US3873411A (en) * | 1973-06-29 | 1975-03-25 | Johnson & Johnson | Methods of recovering reusable fibers |
| US4735682A (en) * | 1985-02-21 | 1988-04-05 | James River-Norwalk, Inc. | Method for recovery of cellulosic fibers containing latex solids from latex bonded broke |
| US5133833A (en) * | 1991-02-26 | 1992-07-28 | Kimberly-Clark Corporation | Process for repulping of fiber-latex binder composites |
| US5362362A (en) * | 1992-06-29 | 1994-11-08 | Newspaper Association Of America | Methods of deinking cellulosic materials |
| CA2105412C (en) * | 1992-09-03 | 1997-07-22 | Herbert H. Espy | Repulping paper and paperboard |
| AU1357097A (en) * | 1996-02-27 | 1997-09-16 | Tetra Laval Holdings & Finance Sa | Process for sanitizing post-consumer paper fibers and product formed therefrom |
| US6348128B1 (en) | 1998-06-01 | 2002-02-19 | U.S. Borax Inc. | Method of increasing the causticizing efficiency of alkaline pulping liquor by borate addition |
| US6294048B1 (en) | 1998-06-01 | 2001-09-25 | U.S. Borax Inc. | Method for regenerating sodium hydroxide by partial autocausticizing sodium carbonate containing smelt by reaction with a borate |
| US6187135B1 (en) | 1999-03-30 | 2001-02-13 | Sun Ho Chung | Process for making recycled paper having improving strength properties |
| US6340407B1 (en) * | 1999-12-22 | 2002-01-22 | Sun Ho Chung | Process of making recycled linerboard or Kraft paper from old corrugated container |
| US6784146B1 (en) | 2000-10-27 | 2004-08-31 | Kemira Chemicals, Inc. | Deinking method and composition for wastepaper |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1060158A (en) * | 1912-06-28 | 1913-04-29 | John M Burby | Process for the recovery of pulp from printed waste papers. |
| US2013841A (en) * | 1932-12-10 | 1935-09-10 | Brown Co | Manufacture of fiber articles |
| US1988363A (en) * | 1933-10-31 | 1935-01-15 | Snyder Maclaren Processes Inc | Process of recovering fiber from waste paper |
| US3620909A (en) * | 1970-05-01 | 1971-11-16 | Waste Paper Reclamation Corp | Method for reclaiming pulp from waste papers |
-
1971
- 1971-08-17 US US3766001D patent/US3766001A/en not_active Expired - Lifetime
-
1972
- 1972-08-14 GB GB3783472A patent/GB1379295A/en not_active Expired
- 1972-08-15 CA CA149,503A patent/CA969715A/en not_active Expired
- 1972-08-16 AU AU45647/72A patent/AU463242B2/en not_active Expired
- 1972-08-17 NO NO295672A patent/NO135876C/no unknown
- 1972-08-18 IL IL4015772A patent/IL40157A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NO135876C (enExample) | 1977-06-15 |
| NO135876B (enExample) | 1977-03-07 |
| IL40157A (en) | 1975-08-31 |
| US3766001A (en) | 1973-10-16 |
| AU4564772A (en) | 1974-02-21 |
| GB1379295A (en) | 1975-01-02 |
| IL40157A0 (en) | 1972-10-29 |
| CA969715A (en) | 1975-06-24 |
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