IT1051032B - Procedimento per rendere solubili o facilmente dispersibili in solventi polimeri insolubili e preparazione di diaframmi e membrane con gli stessi - Google Patents
Procedimento per rendere solubili o facilmente dispersibili in solventi polimeri insolubili e preparazione di diaframmi e membrane con gli stessiInfo
- Publication number
- IT1051032B IT1051032B IT29951/75A IT2995175A IT1051032B IT 1051032 B IT1051032 B IT 1051032B IT 29951/75 A IT29951/75 A IT 29951/75A IT 2995175 A IT2995175 A IT 2995175A IT 1051032 B IT1051032 B IT 1051032B
- Authority
- IT
- Italy
- Prior art keywords
- polar solvent
- alkoxylated product
- diaphragms
- easily dispersible
- solubles
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 3
- 229920000642 polymer Polymers 0.000 title abstract 2
- 239000012528 membrane Substances 0.000 title 1
- 239000002904 solvent Substances 0.000 title 1
- 239000002798 polar solvent Substances 0.000 abstract 4
- 229920000620 organic polymer Polymers 0.000 abstract 2
- 238000007493 shaping process Methods 0.000 abstract 2
- 230000002378 acidificating effect Effects 0.000 abstract 1
- 125000002947 alkylene group Chemical group 0.000 abstract 1
- 239000006185 dispersion Substances 0.000 abstract 1
- 230000003301 hydrolyzing effect Effects 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F8/00—Chemical modification by after-treatment
-
- 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
- B01D71/30—Polyalkenyl halides
- B01D71/32—Polyalkenyl halides containing fluorine atoms
-
- 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
- B01D71/40—Polymers of unsaturated acids or derivatives thereof, e.g. salts, amides, imides, nitriles, anhydrides, esters
- B01D71/401—Polymers based on the polymerisation of acrylic acid, e.g. polyacrylate
-
- 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
- B01D71/76—Macromolecular material not specifically provided for in a single one of groups B01D71/08 - B01D71/74
- B01D71/82—Macromolecular material not specifically provided for in a single one of groups B01D71/08 - B01D71/74 characterised by the presence of specified groups, e.g. introduced by chemical after-treatment
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F8/00—Chemical modification by after-treatment
- C08F8/12—Hydrolysis
-
- 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
- C08J5/20—Manufacture of shaped structures of ion-exchange resins
- C08J5/22—Films, membranes or diaphragms
- C08J5/2206—Films, membranes or diaphragms based on organic and/or inorganic macromolecular compounds
- C08J5/2218—Synthetic macromolecular compounds
- C08J5/2231—Synthetic macromolecular compounds based on macromolecular compounds obtained by reactions involving unsaturated carbon-to-carbon bonds
- C08J5/2237—Synthetic macromolecular compounds based on macromolecular compounds obtained by reactions involving unsaturated carbon-to-carbon bonds containing fluorine
-
- 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
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/12—Chemical modification
-
- 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
- C08J2327/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
- C08J2327/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
- C08J2327/12—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
- C08J2327/18—Homopolymers or copolymers of tetrafluoroethylene
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
Priority Applications (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT29951/75A IT1051032B (it) | 1975-12-03 | 1975-12-03 | Procedimento per rendere solubili o facilmente dispersibili in solventi polimeri insolubili e preparazione di diaframmi e membrane con gli stessi |
| US05/742,640 US4132819A (en) | 1975-12-03 | 1976-11-17 | Method of shaping an organic polymer insoluble in a polar solvent |
| JP51143530A JPS5278992A (en) | 1975-12-03 | 1976-12-01 | Processing method of insoluble organic polymer in polar solvent |
| BE172890A BE848965A (fr) | 1975-12-03 | 1976-12-01 | Procede pour rendre solubles ou facilement dispersables des polymeres insolubles de maniere reversible |
| CA267,023A CA1096565A (en) | 1975-12-03 | 1976-12-02 | Method of reversibly making soluble or easily dispersible insoluble polymers |
| FR7636367A FR2333810A1 (fr) | 1975-12-03 | 1976-12-02 | Procede de traitement d'un polymere organique insoluble dans un solvant polaire et diaphragmes ainsi obtenus |
| GB50447/76A GB1510269A (en) | 1975-12-03 | 1976-12-03 | Manufacture of shaped polymeric articles |
| DE19762654965 DE2654965A1 (de) | 1975-12-03 | 1976-12-03 | Verfahren zur reversiblen ueberfuehrung unloeslicher polymerer in loesliche oder leicht dispergierbare form |
| US05/953,422 US4208455A (en) | 1975-12-03 | 1978-10-23 | Method of shaping an organic polymer insoluble in a polar solvent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT29951/75A IT1051032B (it) | 1975-12-03 | 1975-12-03 | Procedimento per rendere solubili o facilmente dispersibili in solventi polimeri insolubili e preparazione di diaframmi e membrane con gli stessi |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT1051032B true IT1051032B (it) | 1981-04-21 |
Family
ID=11228738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT29951/75A IT1051032B (it) | 1975-12-03 | 1975-12-03 | Procedimento per rendere solubili o facilmente dispersibili in solventi polimeri insolubili e preparazione di diaframmi e membrane con gli stessi |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4132819A (enExample) |
| JP (1) | JPS5278992A (enExample) |
| BE (1) | BE848965A (enExample) |
| CA (1) | CA1096565A (enExample) |
| DE (1) | DE2654965A1 (enExample) |
| FR (1) | FR2333810A1 (enExample) |
| GB (1) | GB1510269A (enExample) |
| IT (1) | IT1051032B (enExample) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4208455A (en) * | 1975-12-03 | 1980-06-17 | Oronzio Denora Impianti Elettrochimici S.P.A. | Method of shaping an organic polymer insoluble in a polar solvent |
| US4731263A (en) * | 1986-09-26 | 1988-03-15 | The Dow Chemical Company | Method for the preparation of ionomer films |
| US5152882A (en) * | 1990-09-28 | 1992-10-06 | Rosemount Inc. | Integral hydrolysis layer junction |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2921920A (en) * | 1956-07-03 | 1960-01-19 | Union Carbide Corp | Polyethylene telomer-polyalkylene oxide block copolymer and method of preparing same |
| US3257334A (en) * | 1963-01-21 | 1966-06-21 | American Mach & Foundry | Electrodialysis membrane from perhalogenated fluorocarbons |
| DE1297639B (de) * | 1964-03-23 | 1969-06-19 | Automated Building Components | Metallene Unterlegplatte fuer hoelzerne Eisenbahnschwellen |
| GB1411843A (en) * | 1973-02-28 | 1975-10-29 | Univ Strathclyde | Method of modifying the properties of a polymer |
-
1975
- 1975-12-03 IT IT29951/75A patent/IT1051032B/it active
-
1976
- 1976-11-17 US US05/742,640 patent/US4132819A/en not_active Expired - Lifetime
- 1976-12-01 JP JP51143530A patent/JPS5278992A/ja active Pending
- 1976-12-01 BE BE172890A patent/BE848965A/xx not_active IP Right Cessation
- 1976-12-02 FR FR7636367A patent/FR2333810A1/fr active Granted
- 1976-12-02 CA CA267,023A patent/CA1096565A/en not_active Expired
- 1976-12-03 DE DE19762654965 patent/DE2654965A1/de not_active Withdrawn
- 1976-12-03 GB GB50447/76A patent/GB1510269A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2333810B1 (enExample) | 1982-11-05 |
| US4132819A (en) | 1979-01-02 |
| FR2333810A1 (fr) | 1977-07-01 |
| BE848965A (fr) | 1977-04-01 |
| JPS5278992A (en) | 1977-07-02 |
| DE2654965A1 (de) | 1977-06-16 |
| CA1096565A (en) | 1981-03-03 |
| GB1510269A (en) | 1978-05-10 |
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