GB1314668A - Process for the separation of perfluoro-alkyl iodide telomers from a mixture of perfluoro-alkyl iodides - Google Patents
Process for the separation of perfluoro-alkyl iodide telomers from a mixture of perfluoro-alkyl iodidesInfo
- Publication number
- GB1314668A GB1314668A GB5143171A GB5143171A GB1314668A GB 1314668 A GB1314668 A GB 1314668A GB 5143171 A GB5143171 A GB 5143171A GB 5143171 A GB5143171 A GB 5143171A GB 1314668 A GB1314668 A GB 1314668A
- Authority
- GB
- United Kingdom
- Prior art keywords
- perfluoro
- telomers
- alkyl
- carbon atoms
- separation
- 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
Links
- 125000005010 perfluoroalkyl group Chemical group 0.000 title abstract 3
- 239000000203 mixture Substances 0.000 title abstract 2
- 238000000034 method Methods 0.000 title 1
- 238000000926 separation method Methods 0.000 title 1
- 125000004432 carbon atom Chemical group C* 0.000 abstract 4
- 239000002904 solvent Substances 0.000 abstract 2
- 239000004215 Carbon black (E152) Substances 0.000 abstract 1
- -1 Perfluoroalkyl iodide Chemical compound 0.000 abstract 1
- 125000001931 aliphatic group Chemical group 0.000 abstract 1
- 229910052799 carbon Inorganic materials 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 238000004821 distillation Methods 0.000 abstract 1
- 229930195733 hydrocarbon Natural products 0.000 abstract 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 abstract 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 abstract 1
- 239000007787 solid Substances 0.000 abstract 1
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/38—Separation; Purification; Stabilisation; Use of additives
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19702054922 DE2054922A1 (de) | 1970-11-07 | 1970-11-07 | Verfahren zur Auftrennung von Perfluor alkyljodidtelomeren |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1314668A true GB1314668A (en) | 1973-04-26 |
Family
ID=5787495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB5143171A Expired GB1314668A (en) | 1970-11-07 | 1971-11-04 | Process for the separation of perfluoro-alkyl iodide telomers from a mixture of perfluoro-alkyl iodides |
Country Status (5)
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4939266A (en) * | 1982-06-01 | 1990-07-03 | Rohm And Haas Company | Nitrosamine-free 3-isothiazolone |
-
1970
- 1970-11-07 DE DE19702054922 patent/DE2054922A1/de active Pending
-
1971
- 1971-08-27 CH CH1261471A patent/CH560659A5/xx not_active IP Right Cessation
- 1971-10-22 FR FR717138090A patent/FR2112518B1/fr not_active Expired
- 1971-11-04 US US00195838A patent/US3829511A/en not_active Expired - Lifetime
- 1971-11-04 GB GB5143171A patent/GB1314668A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2112518A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1972-06-16 |
| US3829511A (en) | 1974-08-13 |
| DE2054922A1 (de) | 1972-05-10 |
| FR2112518B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-06-21 |
| CH560659A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-04-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 416 | Proceeding under section 16 patents act 1949 | ||
| PS | Patent sealed [section 19, patents act 1949] | ||
| PLNP | Patent lapsed through nonpayment of renewal fees |