DK116094B - Fremgangsmåde til koncentrering af en vandig polytetrafluorethylenemulsion. - Google Patents
Fremgangsmåde til koncentrering af en vandig polytetrafluorethylenemulsion.Info
- Publication number
- DK116094B DK116094B DK234267AA DK234267A DK116094B DK 116094 B DK116094 B DK 116094B DK 234267A A DK234267A A DK 234267AA DK 234267 A DK234267 A DK 234267A DK 116094 B DK116094 B DK 116094B
- Authority
- DK
- Denmark
- Prior art keywords
- concentrating
- polytetrafluoroethylene emulsion
- aqueous polytetrafluoroethylene
- aqueous
- emulsion
- Prior art date
Links
Classifications
-
- 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
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
-
- 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
- C08F6/00—Post-polymerisation treatments
- C08F6/14—Treatment of polymer emulsions
- C08F6/20—Concentration
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L27/00—Compositions 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; Compositions of derivatives of such polymers
- C08L27/02—Compositions 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; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/12—Compositions 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; Compositions of derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
- C08L27/18—Homopolymers or copolymers or tetrafluoroethene
-
- 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)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Combined Means For Separation Of Solids (AREA)
- Colloid Chemistry (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT1013466 | 1966-05-04 | ||
| IT1748666 | 1966-06-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK116094B true DK116094B (da) | 1969-12-08 |
Family
ID=26326314
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK234267AA DK116094B (da) | 1966-05-04 | 1967-05-03 | Fremgangsmåde til koncentrering af en vandig polytetrafluorethylenemulsion. |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US3668167A (nl) |
| BE (1) | BE697898A (nl) |
| CH (1) | CH487940A (nl) |
| DK (1) | DK116094B (nl) |
| ES (1) | ES340862A1 (nl) |
| FR (1) | FR1521275A (nl) |
| GB (1) | GB1189483A (nl) |
| IL (1) | IL27898A (nl) |
| LU (1) | LU53584A1 (nl) |
| NL (1) | NL150134B (nl) |
| NO (1) | NO123063B (nl) |
| SE (1) | SE335003B (nl) |
| YU (1) | YU31212B (nl) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR0171499B1 (ko) | 1996-07-19 | 1999-02-18 | 이서봉 | 전기투석에 의한 폴리테트라푸로로에틸렌 에멀젼의 농축방법 및 그의 장치 |
| KR100224471B1 (ko) | 1997-08-25 | 1999-10-15 | 김충섭 | 이중구조를 갖는 폴리이온콤플렉스 분리막 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA536455A (en) * | 1957-01-29 | E.I. Du Pont De Nemours And Company | Concentration of aqueous colloidal dispersions of polytetrafluoroethylene | |
| US2878196A (en) * | 1956-10-16 | 1959-03-17 | Minnesota Mining & Mfg | Process for creaming perfluorohaloolefin polymers with alginate creaming agents and composition resulting therefrom |
| US3118846A (en) * | 1956-12-24 | 1964-01-21 | Du Pont | Composition comprising tetrafluoroethylene polymer and cellulose ester and process for preparing shaped articles therefrom |
| US3301807A (en) * | 1963-04-11 | 1967-01-31 | Thiokol Chemical Corp | Stabilized, concentrated polytetrafluoroethylene dispersions containing non-ionic surfactants |
-
1967
- 1967-04-28 NL NL676706037A patent/NL150134B/nl unknown
- 1967-04-29 YU YU869/67A patent/YU31212B/xx unknown
- 1967-05-02 SE SE06175/67A patent/SE335003B/xx unknown
- 1967-05-02 LU LU53584D patent/LU53584A1/xx unknown
- 1967-05-02 FR FR104842A patent/FR1521275A/fr not_active Expired
- 1967-05-02 IL IL27898A patent/IL27898A/xx unknown
- 1967-05-02 BE BE697898D patent/BE697898A/xx unknown
- 1967-05-03 DK DK234267AA patent/DK116094B/da unknown
- 1967-05-03 ES ES340862A patent/ES340862A1/es not_active Expired
- 1967-05-03 NO NO167994A patent/NO123063B/no unknown
- 1967-05-03 CH CH628167A patent/CH487940A/de not_active IP Right Cessation
- 1967-05-04 GB GB20802/67A patent/GB1189483A/en not_active Expired
-
1969
- 1969-12-01 US US881339A patent/US3668167A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CH487940A (de) | 1970-03-31 |
| LU53584A1 (nl) | 1967-07-03 |
| DE1694616B2 (de) | 1975-08-14 |
| BE697898A (nl) | 1967-10-16 |
| US3668167A (en) | 1972-06-06 |
| NL6706037A (nl) | 1967-11-06 |
| FR1521275A (fr) | 1968-04-12 |
| YU31212B (en) | 1973-02-28 |
| IL27898A (en) | 1971-02-25 |
| GB1189483A (en) | 1970-04-29 |
| ES340862A1 (es) | 1968-06-16 |
| SE335003B (nl) | 1971-05-10 |
| NO123063B (nl) | 1971-09-20 |
| NL150134B (nl) | 1976-07-15 |
| DE1694616A1 (nl) | 1971-05-06 |
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