IT7820063A0 - Membrane di fibre cave di copolimeri di etilene eprocedimento che le impiega. - Google Patents
Membrane di fibre cave di copolimeri di etilene eprocedimento che le impiega.Info
- Publication number
- IT7820063A0 IT7820063A0 IT7820063A IT2006378A IT7820063A0 IT 7820063 A0 IT7820063 A0 IT 7820063A0 IT 7820063 A IT7820063 A IT 7820063A IT 2006378 A IT2006378 A IT 2006378A IT 7820063 A0 IT7820063 A0 IT 7820063A0
- Authority
- IT
- Italy
- Prior art keywords
- membranes
- procedure
- hollow fibers
- ethylene copolymers
- copolymers
- Prior art date
Links
- 229920001038 ethylene copolymer Polymers 0.000 title 1
- 239000012510 hollow fiber Substances 0.000 title 1
- 239000012528 membrane Substances 0.000 title 1
Classifications
-
- 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
-
- 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
- B01D69/081—Hollow fibre membranes characterised by the fibre diameter
-
- 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
- B01D71/26—Polyalkenes
- B01D71/261—Polyethylene
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/68—Purification; separation; Use of additives, e.g. for stabilisation
- C07C37/70—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/68—Purification; separation; Use of additives, e.g. for stabilisation
- C07C37/70—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment
- C07C37/82—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by solid-liquid treatment; by chemisorption
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C39/00—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring
- C07C39/02—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring monocyclic with no unsaturation outside the aromatic ring
- C07C39/04—Phenol
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2325/00—Details relating to properties of membranes
- B01D2325/20—Specific permeability or cut-off range
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S260/00—Chemistry of carbon compounds
- Y10S260/23—Fiber
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Artificial Filaments (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/767,096 US4082658A (en) | 1977-02-09 | 1977-02-09 | Hollow fiber membranes of ethylene copolymers and process for use |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7820063A0 true IT7820063A0 (it) | 1978-02-07 |
IT1092434B IT1092434B (it) | 1985-07-12 |
Family
ID=25078465
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT20063/78A IT1092434B (it) | 1977-02-09 | 1978-02-07 | Membrane di fibre cave di copolimeri di etilene e procedimento che le impiega |
Country Status (11)
Country | Link |
---|---|
US (1) | US4082658A (it) |
JP (1) | JPS5398421A (it) |
AU (1) | AU510854B2 (it) |
BE (1) | BE863764A (it) |
CA (1) | CA1103866A (it) |
DE (1) | DE2805189A1 (it) |
FR (1) | FR2380053A1 (it) |
GB (1) | GB1558745A (it) |
IL (1) | IL53993A (it) |
IT (1) | IT1092434B (it) |
NL (1) | NL7801433A (it) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU508669B2 (en) * | 1977-04-20 | 1980-03-27 | Dow Chemical Company, The | Microporous hollow polyethylene fibers |
US4258097A (en) * | 1979-04-26 | 1981-03-24 | Brunswick Corporation | Non-woven low modulus fiber fabrics |
DE3026718A1 (de) * | 1980-07-15 | 1982-02-04 | Akzo Gmbh, 5600 Wuppertal | Hohlfasermembran fuer die plasmaseparation |
US4399288A (en) * | 1981-01-21 | 1983-08-16 | The Dow Chemical Company | Separation of a 2-oxazoline from an aqueous solution |
US4405688A (en) * | 1982-02-18 | 1983-09-20 | Celanese Corporation | Microporous hollow fiber and process and apparatus for preparing such fiber |
JPS59166158A (ja) * | 1983-03-11 | 1984-09-19 | 東レ株式会社 | 透析膜 |
US4758348A (en) * | 1985-02-01 | 1988-07-19 | Sagami Chemical Research Center | Copolymer, separating membrane made thereof and method for separating charge transfer interactive substance from a liquid mixture containing the same |
US4695295A (en) * | 1986-09-24 | 1987-09-22 | The Dow Chemical Company | Gas separation membranes from polymers containing a hydrocarbon backbone and pendant (hydrocarbylamido)alkyl ester moieties |
US4806245A (en) * | 1986-10-14 | 1989-02-21 | Bend Research, Inc. | Pervaporation of phenols |
CA1312550C (en) * | 1986-10-14 | 1993-01-12 | Karl W. Boddeker | Pervaporation of phenols |
AU611244B2 (en) * | 1987-12-25 | 1991-06-06 | Terumo Kabushiki Kaisha | Medical instrument |
US4964976A (en) * | 1989-04-04 | 1990-10-23 | Lysaght Michael J | Optimized filter and method |
US6146535A (en) * | 1994-06-24 | 2000-11-14 | Sutherland; George | Organic recovery method using hollow fiber microfilters |
ATE235306T1 (de) * | 1999-10-19 | 2003-04-15 | Membrane Extraction Tech Ltd | Verfahren zur abtrennung und rückgewinnung von phenolischen verbindungen aus wässrigen flüssigkeiten |
US20030052055A1 (en) * | 2001-03-08 | 2003-03-20 | Hiroharu Akamatsu | Hollow fiber membrane, hollow fiber membrane module, and water purifier |
US6688477B2 (en) * | 2001-05-03 | 2004-02-10 | Air Products And Chemicals, Inc. | Composite membranes |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE608328A (it) * | 1960-09-19 | |||
US3617546A (en) * | 1970-04-13 | 1971-11-02 | Exxon Research Engineering Co | Removal of organic compounds by liquid membrane |
US3931000A (en) * | 1972-11-01 | 1976-01-06 | The Dow Chemical Company | Coalescing dialysis |
US3925332A (en) * | 1974-06-18 | 1975-12-09 | Asahi Dow Ltd | Hydrophilic membrane and process for the preparation thereof |
NL7509076A (nl) * | 1974-08-05 | 1976-02-09 | Monsanto Co | Werkwijze voor het afscheiden van fenolen uit waterige mengsels. |
US4020230A (en) * | 1975-10-03 | 1977-04-26 | The Dow Chemical Company | Microporous polyethylene hollow fibers and process of preparing them |
-
1977
- 1977-02-09 US US05/767,096 patent/US4082658A/en not_active Expired - Lifetime
-
1978
- 1978-02-07 IT IT20063/78A patent/IT1092434B/it active
- 1978-02-08 DE DE19782805189 patent/DE2805189A1/de not_active Withdrawn
- 1978-02-08 GB GB5012/78A patent/GB1558745A/en not_active Expired
- 1978-02-08 AU AU33126/78A patent/AU510854B2/en not_active Expired
- 1978-02-08 BE BE185002A patent/BE863764A/xx unknown
- 1978-02-08 IL IL53993A patent/IL53993A/xx unknown
- 1978-02-08 JP JP1334978A patent/JPS5398421A/ja active Pending
- 1978-02-08 FR FR7803552A patent/FR2380053A1/fr not_active Withdrawn
- 1978-02-08 NL NL7801433A patent/NL7801433A/xx not_active Application Discontinuation
- 1978-02-08 CA CA296,485A patent/CA1103866A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
IT1092434B (it) | 1985-07-12 |
CA1103866A (en) | 1981-06-30 |
AU3312678A (en) | 1979-08-16 |
BE863764A (fr) | 1978-08-08 |
JPS5398421A (en) | 1978-08-28 |
DE2805189A1 (de) | 1978-08-10 |
US4082658A (en) | 1978-04-04 |
IL53993A (en) | 1981-09-13 |
FR2380053A1 (fr) | 1978-09-08 |
GB1558745A (en) | 1980-01-09 |
NL7801433A (nl) | 1978-08-11 |
IL53993A0 (en) | 1978-04-30 |
AU510854B2 (en) | 1980-07-17 |
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