SE341518B - Process for bleaching cellulose pulp in several steps - Google Patents
Process for bleaching cellulose pulp in several stepsInfo
- Publication number
- SE341518B SE341518B SE17685/66A SE1768566A SE341518B SE 341518 B SE341518 B SE 341518B SE 17685/66 A SE17685/66 A SE 17685/66A SE 1768566 A SE1768566 A SE 1768566A SE 341518 B SE341518 B SE 341518B
- Authority
- SE
- Sweden
- Prior art keywords
- several steps
- cellulose pulp
- bleaching cellulose
- bleaching
- pulp
- 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
- 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
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
- D06L4/00—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs
- D06L4/20—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which contain halogen
- D06L4/22—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which contain halogen using inorganic agents
- D06L4/23—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which contain halogen using inorganic agents using hypohalogenites
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
- D06L4/00—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs
- D06L4/20—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which contain halogen
- D06L4/22—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which contain halogen using inorganic agents
- D06L4/24—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which contain halogen using inorganic agents using chlorites or chlorine dioxide
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Textile Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE1768566A SE341518C (en) | 1966-12-23 | 1966-12-23 | Process for bleaching cellulose pulp in several steps |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE1768566A SE341518C (en) | 1966-12-23 | 1966-12-23 | Process for bleaching cellulose pulp in several steps |
Publications (2)
Publication Number | Publication Date |
---|---|
SE341518B true SE341518B (en) | 1971-12-27 |
SE341518C SE341518C (en) | 1974-01-21 |
Family
ID=20303862
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE1768566A SE341518C (en) | 1966-12-23 | 1966-12-23 | Process for bleaching cellulose pulp in several steps |
Country Status (1)
Country | Link |
---|---|
SE (1) | SE341518C (en) |
-
1966
- 1966-12-23 SE SE1768566A patent/SE341518C/en unknown
Also Published As
Publication number | Publication date |
---|---|
SE341518C (en) | 1974-01-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FI50552C (en) | Method for bleaching mechanical pulp | |
CH460518A (en) | Method of dissolving dry cellulose pulp | |
CA932908A (en) | Cellulosic bleaching process | |
FI45247C (en) | Cellulose bleaching plant. | |
FI50551C (en) | Method for removing lignin from cellulose and bleaching cellulose | |
FI44325C (en) | Method for bleaching cellulose pulp | |
FR1459527A (en) | Process for bleaching fibrous materials in natural cellulose | |
FR1407286A (en) | Cellulose pulp bleaching process | |
SE341518B (en) | Process for bleaching cellulose pulp in several steps | |
ZA702034B (en) | Pulp bleaching process | |
FI48367C (en) | Bleaching method for cellulose pulp. | |
CH438913A (en) | Process for bleaching cellulose pulp | |
FI46865C (en) | Process for bleaching vegetable fibers | |
FR1509791A (en) | Process for dyeing cellulose / polyamide blends | |
FI50350C (en) | Multi - step process for bleaching cellulose pulp. | |
CH493008A (en) | Silver dye photographic bleaching process | |
ZA764567B (en) | Method of treating cellulosic textile materials | |
CA748350A (en) | Method in manufacturing sulphite pulp | |
FI43947C (en) | Method for the production of bleached cellulose | |
FR1487391A (en) | Cellulose grafting process | |
AU414103B2 (en) | Pulp bleaching | |
CH487430A (en) | Color development process | |
CA727007A (en) | Bleaching cellulosic fibers | |
AU426986B2 (en) | Process for disintegrating dry cellulose pulp | |
FI37470A (en) | Method for crystallizing alkali in pulp production |