TW487719B - Cellulosic moulded bodies and the process for producing the same - Google Patents
Cellulosic moulded bodies and the process for producing the same Download PDFInfo
- Publication number
- TW487719B TW487719B TW088111031A TW88111031A TW487719B TW 487719 B TW487719 B TW 487719B TW 088111031 A TW088111031 A TW 088111031A TW 88111031 A TW88111031 A TW 88111031A TW 487719 B TW487719 B TW 487719B
- Authority
- TW
- Taiwan
- Prior art keywords
- solution
- cellulose
- molding
- ultrasonic
- scope
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 52
- 239000001913 cellulose Substances 0.000 claims abstract description 47
- 229920002678 cellulose Polymers 0.000 claims abstract description 47
- 238000001556 precipitation Methods 0.000 claims abstract description 36
- 239000011148 porous material Substances 0.000 claims abstract description 18
- 238000004519 manufacturing process Methods 0.000 claims abstract description 12
- 239000000654 additive Substances 0.000 claims abstract description 7
- 239000003381 stabilizer Substances 0.000 claims abstract description 4
- 150000003512 tertiary amines Chemical class 0.000 claims abstract description 4
- 238000000465 moulding Methods 0.000 claims description 38
- 238000009210 therapy by ultrasound Methods 0.000 claims description 17
- 238000011049 filling Methods 0.000 claims description 12
- 230000002079 cooperative effect Effects 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 5
- 239000003795 chemical substances by application Substances 0.000 claims description 4
- 238000007664 blowing Methods 0.000 claims description 2
- 239000000835 fiber Substances 0.000 claims description 2
- 239000004033 plastic Substances 0.000 claims 2
- 230000002093 peripheral effect Effects 0.000 claims 1
- 239000012528 membrane Substances 0.000 abstract description 6
- 238000001125 extrusion Methods 0.000 abstract description 5
- 239000004902 Softening Agent Substances 0.000 abstract 1
- 230000003019 stabilising effect Effects 0.000 abstract 1
- 239000010408 film Substances 0.000 description 19
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 9
- 238000004062 sedimentation Methods 0.000 description 9
- 150000001412 amines Chemical class 0.000 description 8
- 239000010409 thin film Substances 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 238000000502 dialysis Methods 0.000 description 4
- 235000011187 glycerol Nutrition 0.000 description 4
- 230000035699 permeability Effects 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 238000001035 drying Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000012510 hollow fiber Substances 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 230000000875 corresponding effect Effects 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 238000001223 reverse osmosis Methods 0.000 description 2
- 239000004753 textile Substances 0.000 description 2
- 238000000108 ultra-filtration Methods 0.000 description 2
- 208000035404 Autolysis Diseases 0.000 description 1
- 208000031872 Body Remains Diseases 0.000 description 1
- 206010057248 Cell death Diseases 0.000 description 1
- 229920000875 Dissolving pulp Polymers 0.000 description 1
- 230000006399 behavior Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004061 bleaching Methods 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000011437 continuous method Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000001728 nano-filtration Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 239000004627 regenerated cellulose Substances 0.000 description 1
- 150000003335 secondary amines Chemical class 0.000 description 1
- 230000028043 self proteolysis Effects 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
- B01D67/0081—After-treatment of organic or inorganic membranes
- B01D67/0086—Mechanical after-treatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
- B01D67/0002—Organic membrane manufacture
- B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
- B01D67/0013—Casting processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
- B01D67/0002—Organic membrane manufacture
- B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
- B01D67/0013—Casting processes
- B01D67/00135—Air gap characteristics
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
- B01D67/0002—Organic membrane manufacture
- B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
- B01D67/0016—Coagulation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/02—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor characterised by their properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/04—Tubular membranes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/06—Flat membranes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/06—Organic material
- B01D71/08—Polysaccharides
- B01D71/10—Cellulose; Modified cellulose
-
- 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
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2325/00—Details relating to properties of membranes
- B01D2325/02—Details relating to pores or porosity of the membranes
- B01D2325/022—Asymmetric membranes
-
- 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
- C08J2301/00—Characterised by the use of cellulose, modified cellulose or cellulose derivatives
- C08J2301/02—Cellulose; Modified cellulose
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Dispersion Chemistry (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT0095898A AT407156B (de) | 1998-06-04 | 1998-06-04 | Verfahren zur herstellung cellulosischer formkörper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| TW487719B true TW487719B (en) | 2002-05-21 |
Family
ID=3503744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW088111031A TW487719B (en) | 1998-06-04 | 1999-06-25 | Cellulosic moulded bodies and the process for producing the same |
Country Status (4)
| Country | Link |
|---|---|
| AT (1) | AT407156B (de) |
| AU (1) | AU4022899A (de) |
| TW (1) | TW487719B (de) |
| WO (1) | WO1999062986A1 (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109647204B (zh) * | 2018-12-26 | 2021-08-13 | 天津膜天膜科技股份有限公司 | 提高连续化制备外压型中空纤维纳滤膜截留率的装置 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU524821A1 (ru) * | 1974-02-07 | 1976-08-15 | Предприятие П/Я В-2262 | Способ получени полимерных мембран |
| DE3021943A1 (de) * | 1980-06-12 | 1982-01-21 | Akzo Gmbh, 5600 Wuppertal | Dialysemembran aus cellulose |
| JPS62160110A (ja) * | 1986-01-09 | 1987-07-16 | Fuji Photo Film Co Ltd | 透過水量の大きい微孔性膜の製造方法 |
| US4780212A (en) * | 1987-07-31 | 1988-10-25 | Massachusetts Institute Of Technology | Ultrasound enchancement of membrane permeability |
| AT392972B (de) * | 1988-08-16 | 1991-07-25 | Chemiefaser Lenzing Ag | Verfahren zur herstellung von loesungen von cellulose sowie einrichtung zur durchfuehrung des verfahrens |
| DE59509849D1 (de) * | 1994-12-23 | 2001-12-20 | Fraunhofer Ges Forschung | Verfahren zur herstellung von cellulosischen formkörpern sowie cellulosische formkörper |
| EP0807460A1 (de) * | 1996-05-15 | 1997-11-19 | Akzo Nobel N.V. | Cellulosische Dialysemembran |
-
1998
- 1998-06-04 AT AT0095898A patent/AT407156B/de not_active IP Right Cessation
-
1999
- 1999-06-04 WO PCT/AT1999/000142 patent/WO1999062986A1/de active Application Filing
- 1999-06-04 AU AU40228/99A patent/AU4022899A/en not_active Abandoned
- 1999-06-25 TW TW088111031A patent/TW487719B/zh not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| AU4022899A (en) | 1999-12-20 |
| AT407156B (de) | 2001-01-25 |
| WO1999062986A1 (de) | 1999-12-09 |
| ATA95898A (de) | 2000-05-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GD4A | Issue of patent certificate for granted invention patent | ||
| MM4A | Annulment or lapse of patent due to non-payment of fees |