DE3772658D1 - Polyesteramid-hohlfaser und verfahren zu ihrer herstellung. - Google Patents
Polyesteramid-hohlfaser und verfahren zu ihrer herstellung.Info
- Publication number
- DE3772658D1 DE3772658D1 DE8787201120T DE3772658T DE3772658D1 DE 3772658 D1 DE3772658 D1 DE 3772658D1 DE 8787201120 T DE8787201120 T DE 8787201120T DE 3772658 T DE3772658 T DE 3772658T DE 3772658 D1 DE3772658 D1 DE 3772658D1
- Authority
- DE
- Germany
- Prior art keywords
- fibre
- solution
- radical
- spinnerette
- tate
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
Links
- 229920006149 polyester-amide block copolymer Polymers 0.000 title abstract 4
- 238000000034 method Methods 0.000 title abstract 3
- 239000000835 fiber Substances 0.000 abstract 4
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 abstract 3
- 230000015271 coagulation Effects 0.000 abstract 2
- 238000005345 coagulation Methods 0.000 abstract 2
- KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 abstract 2
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 abstract 2
- 230000035699 permeability Effects 0.000 abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 2
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 abstract 1
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 abstract 1
- KKEYFWRCBNTPAC-UHFFFAOYSA-N benzene-dicarboxylic acid Natural products OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 abstract 1
- 230000001112 coagulating effect Effects 0.000 abstract 1
- 238000000502 dialysis Methods 0.000 abstract 1
- 238000001125 extrusion Methods 0.000 abstract 1
- 235000019253 formic acid Nutrition 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 238000002360 preparation method Methods 0.000 abstract 1
- 238000011084 recovery Methods 0.000 abstract 1
- 230000003252 repetitive effect Effects 0.000 abstract 1
- 239000002904 solvent Substances 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
- 238000000108 ultra-filtration Methods 0.000 abstract 1
- 238000005406 washing Methods 0.000 abstract 1
Classifications
-
- 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
- B01D69/08—Hollow fibre 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
- B01D71/56—Polyamides, e.g. polyester-amides
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/24—Formation of filaments, threads, or the like with a hollow structure; Spinnerette packs therefor
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Artificial Filaments (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- External Artificial Organs (AREA)
- Polyamides (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT20863/86A IT1190137B (it) | 1986-06-20 | 1986-06-20 | Fibra cava di poliestere ammide e procedimento per la sua preparazione |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE3772658D1 true DE3772658D1 (de) | 1991-10-10 |
Family
ID=11173211
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE8787201120T Expired - Lifetime DE3772658D1 (de) | 1986-06-20 | 1987-06-12 | Polyesteramid-hohlfaser und verfahren zu ihrer herstellung. |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4830796A (de) |
| EP (1) | EP0254334B1 (de) |
| JP (1) | JPS636111A (de) |
| AT (1) | ATE66830T1 (de) |
| DE (1) | DE3772658D1 (de) |
| ES (1) | ES2026898T3 (de) |
| GR (1) | GR3002786T3 (de) |
| IT (1) | IT1190137B (de) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2694341B2 (ja) * | 1987-02-04 | 1997-12-24 | ハイドロノーティクス | 改良された耐酸化性膜およびその製造方法 |
| FR2641708B1 (fr) * | 1988-12-22 | 1992-01-17 | Lyonnaise Eaux | Procede pour la fabrication d'un materiau poreux organique, notamment d'une membrane semi-permeable organique, comportant une pluralite de canaux longitudinaux separes |
| DE3903367A1 (de) * | 1989-02-04 | 1990-08-16 | Basf Ag | Katalysator und verfahren zur hydrierenden aminierung von alkoholen |
| JPH02265956A (ja) * | 1989-04-07 | 1990-10-30 | Nippon Oil & Fats Co Ltd | 複合膜の製造方法および複合膜 |
| EP0747112B1 (de) * | 1995-06-06 | 2002-01-16 | Water Research Commission | Verfahren zur Herstellung einer Hohlfasermembran |
| AU2011215668A1 (en) * | 2010-02-12 | 2012-09-06 | Dow Global Technologies Llc | Separation of acidic constituents by self assembling polymer membranes |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3728428A (en) * | 1969-12-03 | 1973-04-17 | Allied Chem | Process for producing hollow filaments |
| YU36144B (en) * | 1970-10-13 | 1982-02-25 | Anic Spa | Process for obtaining diester diamides |
| US3888771A (en) * | 1972-06-02 | 1975-06-10 | Asahi Chemical Ind | Hollow fibers of cuprammonium cellulose and a process of the manufacture of same |
| JPS5241797B2 (de) * | 1974-04-05 | 1977-10-20 | ||
| DE2625681C3 (de) * | 1975-06-10 | 1986-05-28 | Kuraray Co., Ltd., Kurashiki, Okayama | Trennmembran aus einem Äthylen/Vinylalkohol-Copolymeren |
| JPS5237830A (en) * | 1975-09-19 | 1977-03-24 | Kuraray Co Ltd | Polyvinyl alcohol hollow fibers for dialysis |
| FR2345476A1 (fr) * | 1976-03-22 | 1977-10-21 | Rhone Poulenc Textile | Nouveaux polyesteramides |
| US4080744A (en) * | 1976-06-22 | 1978-03-28 | E. I. Du Pont De Nemours And Company | Gas separation membrane drying with water replacement liquid |
| JPS5411322A (en) * | 1977-06-29 | 1979-01-27 | Asahi Chem Ind Co Ltd | Hollow cellulose fibers and their production |
| JPS57167414A (en) * | 1981-04-03 | 1982-10-15 | Ube Ind Ltd | Production of polyimide hollow fiber |
| DE3138525A1 (de) * | 1981-09-28 | 1983-04-14 | Akzo Gmbh, 5600 Wuppertal | Verfahren zur herstellung einer asymmetrischen hohlfadenmembran aus polyamid |
| JPS58132111A (ja) * | 1982-01-29 | 1983-08-06 | Asahi Chem Ind Co Ltd | ポリスルホン中空糸 |
-
1986
- 1986-06-20 IT IT20863/86A patent/IT1190137B/it active
-
1987
- 1987-06-09 US US07/060,247 patent/US4830796A/en not_active Expired - Fee Related
- 1987-06-12 AT AT87201120T patent/ATE66830T1/de not_active IP Right Cessation
- 1987-06-12 EP EP87201120A patent/EP0254334B1/de not_active Expired
- 1987-06-12 DE DE8787201120T patent/DE3772658D1/de not_active Expired - Lifetime
- 1987-06-12 ES ES198787201120T patent/ES2026898T3/es not_active Expired - Lifetime
- 1987-06-19 JP JP62151538A patent/JPS636111A/ja active Pending
-
1991
- 1991-09-25 GR GR91401428T patent/GR3002786T3/el unknown
Also Published As
| Publication number | Publication date |
|---|---|
| EP0254334B1 (de) | 1991-09-04 |
| EP0254334A2 (de) | 1988-01-27 |
| ES2026898T3 (es) | 1992-05-16 |
| JPS636111A (ja) | 1988-01-12 |
| IT8620863A0 (it) | 1986-06-20 |
| EP0254334A3 (en) | 1989-02-01 |
| ATE66830T1 (de) | 1991-09-15 |
| IT8620863A1 (it) | 1987-12-20 |
| IT1190137B (it) | 1988-02-10 |
| GR3002786T3 (en) | 1993-01-25 |
| US4830796A (en) | 1989-05-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |