TW487719B - Cellulosic moulded bodies and the process for producing the same - Google Patents

Cellulosic moulded bodies and the process for producing the same Download PDF

Info

Publication number: TW487719B
Authority: TW; Taiwan
Prior art keywords: solution; cellulose; molding; ultrasonic; scope
Prior art date: 1998-06-04

Application number

TW088111031A

Other languages

English (en)

Chinese (zh)

Inventor

Christian H F Schlossnikl

Peter Gspaltl

Original Assignee

Chemiefaser Lenzing Ag

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1998-06-04

Filing date

1999-06-25

Publication date

2002-05-21

1999-06-25 Application filed by Chemiefaser Lenzing Ag filed Critical Chemiefaser Lenzing Ag

2002-05-21 Application granted granted Critical

2002-05-21 Publication of TW487719B publication Critical patent/TW487719B/zh

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
- 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 Macromolecular Shaped Articles (AREA)
Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)

TW088111031A 1998-06-04 1999-06-25 Cellulosic moulded bodies and the process for producing the same TW487719B (en)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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
AU4326996A (en) *	1994-12-23	1996-07-19	Akzo Nobel Faser Ag	Cellulosic molding process and cellulosic moldings
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 not_active Ceased
- 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
WO1999062986A1 (de)	1999-12-09
AU4022899A (en)	1999-12-20
ATA95898A (de)	2000-05-15
AT407156B (de)	2001-01-25

Legal Events

Date	Code	Title	Description
2002-09-17	GD4A	Issue of patent certificate for granted invention patent
2006-04-21	MM4A	Annulment or lapse of patent due to non-payment of fees

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