PL449259A1 - Sposób otrzymywania włókniny filtracyjnej z octanu celulozy - Google Patents
Sposób otrzymywania włókniny filtracyjnej z octanu celulozyInfo
- Publication number
- PL449259A1 PL449259A1 PL449259A PL44925924A PL449259A1 PL 449259 A1 PL449259 A1 PL 449259A1 PL 449259 A PL449259 A PL 449259A PL 44925924 A PL44925924 A PL 44925924A PL 449259 A1 PL449259 A1 PL 449259A1
- Authority
- PL
- Poland
- Prior art keywords
- cellulose acetate
- range
- obtaining
- filter fleece
- solution
- Prior art date
Links
- 229920002301 cellulose acetate Polymers 0.000 title abstract 5
- 238000000034 method Methods 0.000 title abstract 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 abstract 2
- LZCLXQDLBQLTDK-UHFFFAOYSA-N ethyl 2-hydroxypropanoate Chemical compound CCOC(=O)C(C)O LZCLXQDLBQLTDK-UHFFFAOYSA-N 0.000 abstract 2
- 238000001523 electrospinning Methods 0.000 abstract 1
- 229940116333 ethyl lactate Drugs 0.000 abstract 1
- 239000004745 nonwoven fabric Substances 0.000 abstract 1
- 239000002904 solvent Substances 0.000 abstract 1
- 238000006467 substitution reaction Methods 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
- C08J3/09—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in organic liquids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
- C08L1/02—Cellulose; Modified cellulose
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
- C08L1/08—Cellulose derivatives
- C08L1/10—Esters of organic acids, i.e. acylates
- C08L1/12—Cellulose acetate
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/70—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres
- D04H1/72—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged
- D04H1/728—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged by electro-spinning
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Dispersion Chemistry (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
Abstract
Przedmiotem zgłoszenia jest sposób otrzymywania włókniny filtracyjnej z octanu celulozy, gdzie przygotowuje się układ rozpuszczalnika w postaci mleczanu etylu i acetonu w stosunku objętościowym od 1:1 do 3:1, po czym dodaje się octan celulozy o stopniu podstawienia nie większym niż 1,5 i miesza się do momentu rozpuszczenia octanu celulozy, po czym otrzymany roztwór octanu celulozy o lepkości w zakresie od 0,5 do 10,0 Pa•s odgazowuje się i prowadzi się proces elektroprzędzenia z prędkością dozowania roztworu w zakresie 0,25 - 1,50 ml/h, przy liniowej prędkości obrotowej kolektora w zakresie od 0,5 do 1,5 m/s, przy napięciu o wartości w zakresie od 12 do 20 kV.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PL449259A PL449259A1 (pl) | 2024-07-17 | 2024-07-17 | Sposób otrzymywania włókniny filtracyjnej z octanu celulozy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PL449259A PL449259A1 (pl) | 2024-07-17 | 2024-07-17 | Sposób otrzymywania włókniny filtracyjnej z octanu celulozy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL449259A1 true PL449259A1 (pl) | 2025-01-07 |
Family
ID=94174487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL449259A PL449259A1 (pl) | 2024-07-17 | 2024-07-17 | Sposób otrzymywania włókniny filtracyjnej z octanu celulozy |
Country Status (1)
| Country | Link |
|---|---|
| PL (1) | PL449259A1 (pl) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018135517A1 (ja) * | 2017-01-19 | 2018-07-26 | 国立大学法人福井大学 | 高熱伝導性材料及びその製造方法 |
-
2024
- 2024-07-17 PL PL449259A patent/PL449259A1/pl unknown
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018135517A1 (ja) * | 2017-01-19 | 2018-07-26 | 国立大学法人福井大学 | 高熱伝導性材料及びその製造方法 |
Non-Patent Citations (1)
| Title |
|---|
| POLYMER JOURNAL: "January 2007 Polymer Journal 39(1):65-72", ELECTROSPINNING OF CELLULOSE ACETATE IN SOLVENT MIXTURE N,N-DIMETHYLACETAMIDE (DMAC)/ACETONE * |
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