SE456250B - Tvettningsmetod for framstellning av fran fororeningar befriad, sekunder fibrer med utgangspunkt fran fororenad sekunder fibrer - Google Patents
Tvettningsmetod for framstellning av fran fororeningar befriad, sekunder fibrer med utgangspunkt fran fororenad sekunder fibrerInfo
- Publication number
- SE456250B SE456250B SE8007949A SE8007949A SE456250B SE 456250 B SE456250 B SE 456250B SE 8007949 A SE8007949 A SE 8007949A SE 8007949 A SE8007949 A SE 8007949A SE 456250 B SE456250 B SE 456250B
- Authority
- SE
- Sweden
- Prior art keywords
- fiber
- temperature
- foam
- aqueous medium
- deinking
- Prior art date
Links
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
-
- 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
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Toxicology (AREA)
- Paper (AREA)
- Detergent Compositions (AREA)
- Artificial Filaments (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US9374479A | 1979-11-13 | 1979-11-13 |
Publications (2)
Publication Number | Publication Date |
---|---|
SE8007949L SE8007949L (sv) | 1981-05-14 |
SE456250B true SE456250B (sv) | 1988-09-19 |
Family
ID=22240461
Family Applications (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE8007949A SE456250B (sv) | 1979-11-13 | 1980-11-12 | Tvettningsmetod for framstellning av fran fororeningar befriad, sekunder fibrer med utgangspunkt fran fororenad sekunder fibrer |
SE8601383A SE456251B (sv) | 1979-11-13 | 1986-03-25 | Tvettningsmetod for framstellning av avsvertad, sekunder fiber via en mellanliggande suspension av sekunder fiber, i vilken partiklar av trycksverta er fordelade |
SE8601384A SE456252B (sv) | 1979-11-13 | 1986-03-25 | Metod att minska mengden skum som bildas i en process av tvettningstyp for avsvertning av sekunder fiber |
SE8601385A SE456253B (sv) | 1979-11-13 | 1986-03-25 | Tvettningsmetod for framstellning av avsvertad sekunder fiber med utgangspunkt fran sekunder fiber som innehaller trycksverta |
Family Applications After (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE8601383A SE456251B (sv) | 1979-11-13 | 1986-03-25 | Tvettningsmetod for framstellning av avsvertad, sekunder fiber via en mellanliggande suspension av sekunder fiber, i vilken partiklar av trycksverta er fordelade |
SE8601384A SE456252B (sv) | 1979-11-13 | 1986-03-25 | Metod att minska mengden skum som bildas i en process av tvettningstyp for avsvertning av sekunder fiber |
SE8601385A SE456253B (sv) | 1979-11-13 | 1986-03-25 | Tvettningsmetod for framstellning av avsvertad sekunder fiber med utgangspunkt fran sekunder fiber som innehaller trycksverta |
Country Status (7)
Country | Link |
---|---|
BR (1) | BR8007390A (pt) |
CA (1) | CA1151812A (pt) |
FI (1) | FI73015C (pt) |
GB (1) | GB2063326B (pt) |
IT (1) | IT1134201B (pt) |
NO (1) | NO160385C (pt) |
SE (4) | SE456250B (pt) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4820379A (en) * | 1986-10-16 | 1989-04-11 | Ppg Industries, Inc. | Method for deinking wastepaper with a halogenated polyethylene oxide and a polymeric material |
ATE118839T1 (de) * | 1989-03-15 | 1995-03-15 | Woodfree Ltd | Verfahren zum de-inken von altpapieren. |
US5417808A (en) * | 1991-08-30 | 1995-05-23 | Lion Corporation | Deinking composition for flotation and deinking method |
EP0610531B1 (en) * | 1993-02-10 | 1996-06-19 | Lion Corporation | Deinking composition for flotation and deinking method |
AU3104895A (en) * | 1994-03-08 | 1995-09-25 | Buckman Laboratories International, Inc. | method of agglomerating printing ink and formulations for use therein |
EP1309754A2 (en) * | 2000-08-07 | 2003-05-14 | Kao Specialties Americas | Flotation deinking process |
WO2015006362A1 (en) * | 2013-07-11 | 2015-01-15 | Invista Technologies S.A.R.L. | Processes for removal of contaminants from cellulosic material |
-
1980
- 1980-11-07 IT IT2584580A patent/IT1134201B/it active
- 1980-11-12 NO NO803412A patent/NO160385C/no unknown
- 1980-11-12 BR BR8007390A patent/BR8007390A/pt unknown
- 1980-11-12 SE SE8007949A patent/SE456250B/sv not_active IP Right Cessation
- 1980-11-12 CA CA000364507A patent/CA1151812A/en not_active Expired
- 1980-11-12 GB GB8036279A patent/GB2063326B/en not_active Expired
- 1980-11-13 FI FI803553A patent/FI73015C/fi not_active IP Right Cessation
-
1986
- 1986-03-25 SE SE8601383A patent/SE456251B/xx not_active IP Right Cessation
- 1986-03-25 SE SE8601384A patent/SE456252B/sv not_active IP Right Cessation
- 1986-03-25 SE SE8601385A patent/SE456253B/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
IT8025845A0 (it) | 1980-11-07 |
SE8007949L (sv) | 1981-05-14 |
SE8601384D0 (sv) | 1986-03-25 |
SE456253B (sv) | 1988-09-19 |
GB2063326B (en) | 1984-10-03 |
FI73015B (fi) | 1987-04-30 |
IT1134201B (it) | 1986-08-13 |
FI73015C (fi) | 1987-08-10 |
CA1151812A (en) | 1983-08-16 |
SE8601383L (sv) | 1986-03-25 |
SE456251B (sv) | 1988-09-19 |
SE456252B (sv) | 1988-09-19 |
NO803412L (no) | 1981-05-14 |
GB2063326A (en) | 1981-06-03 |
SE8601385L (sv) | 1986-03-25 |
BR8007390A (pt) | 1981-05-26 |
NO160385B (no) | 1989-01-02 |
SE8601383D0 (sv) | 1986-03-25 |
SE8601385D0 (sv) | 1986-03-25 |
SE8601384L (sv) | 1986-03-25 |
NO160385C (no) | 1989-04-12 |
FI803553L (fi) | 1981-05-14 |
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