SE8601383L - WASHING METHOD FOR MANUFACTURING ANTIFIED, SECOND FIBERS - Google Patents
WASHING METHOD FOR MANUFACTURING ANTIFIED, SECOND FIBERSInfo
- Publication number
- SE8601383L SE8601383L SE8601383A SE8601383A SE8601383L SE 8601383 L SE8601383 L SE 8601383L SE 8601383 A SE8601383 A SE 8601383A SE 8601383 A SE8601383 A SE 8601383A SE 8601383 L SE8601383 L SE 8601383L
- Authority
- SE
- Sweden
- Prior art keywords
- ether group
- deinking
- chain
- fiber
- washing method
- 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)
Abstract
Washing methods of deinking secondary cellulose fiber (i.e., removing unwanted non-cellulose materials therefrom) involve deinking the fiber with surface-active agent comprising: an oxyethylene glycol chain, wherein one terminal hydroxyl of the chain has been replaced with an ether group selected from an aliphatic ether group and an alkylaromatic ether group, and the other terminal hydroxyl of the chain has been replaced with an ether group selected from a polyoxypropylene group and a benzyl ether group. The present washing method of deinking reduces or eliminates objectionable foam, potentially provides energy savings yet maintains or improves the quality of the deinked fiber.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US9374479A | 1979-11-13 | 1979-11-13 |
Publications (3)
Publication Number | Publication Date |
---|---|
SE8601383L true SE8601383L (en) | 1986-03-25 |
SE8601383D0 SE8601383D0 (en) | 1986-03-25 |
SE456251B SE456251B (en) | 1988-09-19 |
Family
ID=22240461
Family Applications (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE8007949A SE456250B (en) | 1979-11-13 | 1980-11-12 | WASHING METHOD FOR PREPARING FROM POLLUTANTS FREE |
SE8601383A SE456251B (en) | 1979-11-13 | 1986-03-25 | WASHING METHOD FOR PREPARING DEVELOPED, SECOND FIBER THROUGH AN INTERMEDIATE SUSPENSION OF SECOND FIBER, IN WHICH PARTICLES OF PRINTED WAVES ARE DISTRIBUTED |
SE8601385A SE456253B (en) | 1979-11-13 | 1986-03-25 | WASHING METHOD FOR MANUFACTURE OF DEVICED SECOND FIBERS WITH A POINT OF SECOND FIBERS CONTAINING PRINT |
SE8601384A SE456252B (en) | 1979-11-13 | 1986-03-25 | METHOD TO REDUCE THE QUANTITY OF FOAM CREATED IN A PROCESS OF WASHING TYPE FOR DEVICATION OF SECOND FIBER |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE8007949A SE456250B (en) | 1979-11-13 | 1980-11-12 | WASHING METHOD FOR PREPARING FROM POLLUTANTS FREE |
Family Applications After (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE8601385A SE456253B (en) | 1979-11-13 | 1986-03-25 | WASHING METHOD FOR MANUFACTURE OF DEVICED SECOND FIBERS WITH A POINT OF SECOND FIBERS CONTAINING PRINT |
SE8601384A SE456252B (en) | 1979-11-13 | 1986-03-25 | METHOD TO REDUCE THE QUANTITY OF FOAM CREATED IN A PROCESS OF WASHING TYPE FOR DEVICATION OF SECOND FIBER |
Country Status (7)
Country | Link |
---|---|
BR (1) | BR8007390A (en) |
CA (1) | CA1151812A (en) |
FI (1) | FI73015C (en) |
GB (1) | GB2063326B (en) |
IT (1) | IT1134201B (en) |
NO (1) | NO160385C (en) |
SE (4) | SE456250B (en) |
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 |
AU626654B2 (en) * | 1989-03-15 | 1992-08-06 | Woodfree Limited | Method of de-inking waste paper materials |
US5417808A (en) * | 1991-08-30 | 1995-05-23 | Lion Corporation | Deinking composition for flotation and deinking method |
DE69303264T2 (en) * | 1993-02-10 | 1996-10-31 | Lion Corp | Decolorization composition for flotation and decolorization process |
CN1143399A (en) * | 1994-03-08 | 1997-02-19 | 巴科曼实验室国际公司 | Method of agglomerating printing ink and formulations for use therein |
CA2418956A1 (en) * | 2000-08-07 | 2002-02-14 | 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/en active
- 1980-11-12 SE SE8007949A patent/SE456250B/en not_active IP Right Cessation
- 1980-11-12 NO NO803412A patent/NO160385C/en unknown
- 1980-11-12 CA CA000364507A patent/CA1151812A/en not_active Expired
- 1980-11-12 GB GB8036279A patent/GB2063326B/en not_active Expired
- 1980-11-12 BR BR8007390A patent/BR8007390A/en unknown
- 1980-11-13 FI FI803553A patent/FI73015C/en not_active IP Right Cessation
-
1986
- 1986-03-25 SE SE8601383A patent/SE456251B/en not_active IP Right Cessation
- 1986-03-25 SE SE8601385A patent/SE456253B/en not_active IP Right Cessation
- 1986-03-25 SE SE8601384A patent/SE456252B/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
SE456251B (en) | 1988-09-19 |
SE8601384L (en) | 1986-03-25 |
FI73015C (en) | 1987-08-10 |
SE8007949L (en) | 1981-05-14 |
BR8007390A (en) | 1981-05-26 |
IT1134201B (en) | 1986-08-13 |
GB2063326B (en) | 1984-10-03 |
FI73015B (en) | 1987-04-30 |
CA1151812A (en) | 1983-08-16 |
GB2063326A (en) | 1981-06-03 |
SE8601384D0 (en) | 1986-03-25 |
NO160385C (en) | 1989-04-12 |
SE8601385D0 (en) | 1986-03-25 |
IT8025845A0 (en) | 1980-11-07 |
SE8601385L (en) | 1986-03-25 |
SE456252B (en) | 1988-09-19 |
SE456253B (en) | 1988-09-19 |
SE8601383D0 (en) | 1986-03-25 |
NO803412L (en) | 1981-05-14 |
SE456250B (en) | 1988-09-19 |
FI803553L (en) | 1981-05-14 |
NO160385B (en) | 1989-01-02 |
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