CS261236B2 - Method of bifunctional and monofunctional perfluoropolyethers - Google Patents
Method of bifunctional and monofunctional perfluoropolyethers Download PDFInfo
- Publication number
- CS261236B2 CS261236B2 CS861301A CS130186A CS261236B2 CS 261236 B2 CS261236 B2 CS 261236B2 CS 861301 A CS861301 A CS 861301A CS 130186 A CS130186 A CS 130186A CS 261236 B2 CS261236 B2 CS 261236B2
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- bromine
- product
- molecular weight
- reaction
- perfluoropolyether
- Prior art date
Links
- 239000010702 perfluoropolyether Substances 0.000 title claims description 44
- 238000000034 method Methods 0.000 title claims description 16
- 230000001588 bifunctional effect Effects 0.000 title claims description 6
- 239000000047 product Substances 0.000 claims description 44
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical group [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 claims description 32
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 claims description 31
- 229910052794 bromium Inorganic materials 0.000 claims description 31
- 229910052760 oxygen Inorganic materials 0.000 claims description 24
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 23
- 239000001301 oxygen Substances 0.000 claims description 23
- 238000006243 chemical reaction Methods 0.000 claims description 13
- 230000005855 radiation Effects 0.000 claims description 6
- 230000003647 oxidation Effects 0.000 claims description 4
- 238000007254 oxidation reaction Methods 0.000 claims description 4
- 238000007539 photo-oxidation reaction Methods 0.000 claims description 4
- 238000002360 preparation method Methods 0.000 claims description 4
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical group FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 claims description 2
- 125000001246 bromo group Chemical group Br* 0.000 claims description 2
- 239000007795 chemical reaction product Substances 0.000 claims description 2
- 229910052731 fluorine Chemical group 0.000 claims description 2
- 239000011737 fluorine Chemical group 0.000 claims description 2
- 239000012442 inert solvent Substances 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims description 2
- 239000012429 reaction media Substances 0.000 claims description 2
- 238000006303 photolysis reaction Methods 0.000 claims 1
- 230000015843 photosynthesis, light reaction Effects 0.000 claims 1
- 150000002978 peroxides Chemical class 0.000 description 24
- 150000001875 compounds Chemical class 0.000 description 8
- 238000002474 experimental method Methods 0.000 description 8
- 230000007935 neutral effect Effects 0.000 description 8
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 7
- 239000011541 reaction mixture Substances 0.000 description 5
- 238000005893 bromination reaction Methods 0.000 description 4
- 238000000655 nuclear magnetic resonance spectrum Methods 0.000 description 4
- 239000002243 precursor Substances 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- 229920001774 Perfluoroether Polymers 0.000 description 3
- UJMWVICAENGCRF-UHFFFAOYSA-N oxygen difluoride Chemical compound FOF UJMWVICAENGCRF-UHFFFAOYSA-N 0.000 description 3
- 125000002081 peroxide group Chemical group 0.000 description 3
- 238000005979 thermal decomposition reaction Methods 0.000 description 3
- 238000007669 thermal treatment Methods 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000005481 NMR spectroscopy Methods 0.000 description 2
- 230000031709 bromination Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 2
- 229910052753 mercury Inorganic materials 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000004721 Polyphenylene oxide Substances 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 125000002252 acyl group Chemical group 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- HCDGVLDPFQMKDK-UHFFFAOYSA-N hexafluoropropylene Chemical compound FC(F)=C(F)C(F)(F)F HCDGVLDPFQMKDK-UHFFFAOYSA-N 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052756 noble gas Inorganic materials 0.000 description 1
- 230000003204 osmotic effect Effects 0.000 description 1
- 150000002926 oxygen Chemical class 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 239000012047 saturated solution Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000028016 temperature homeostasis Effects 0.000 description 1
- 230000001331 thermoregulatory effect Effects 0.000 description 1
- CYRMSUTZVYGINF-UHFFFAOYSA-N trichlorofluoromethane Chemical compound FC(Cl)(Cl)Cl CYRMSUTZVYGINF-UHFFFAOYSA-N 0.000 description 1
- 229940029284 trichlorofluoromethane Drugs 0.000 description 1
- 229910052724 xenon Inorganic materials 0.000 description 1
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT8519653A IT1207494B (it) | 1985-02-26 | 1985-02-26 | Bifunzionali bromurati a peso mole perfluoropolieteri aventi terminali colare controllato |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CS130186A2 CS130186A2 (en)van) | 1988-03-15 |
| CS261236B2 true CS261236B2 (en) | 1989-01-12 |
Family
ID=11160098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS861301A CS261236B2 (en) | 1985-02-26 | 1986-02-25 | Method of bifunctional and monofunctional perfluoropolyethers |
Country Status (4)
| Country | Link |
|---|---|
| CS (1) | CS261236B2 (en)van) |
| DD (1) | DD243276A5 (en)van) |
| IT (1) | IT1207494B (en)van) |
| ZA (1) | ZA861376B (en)van) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1198284B (it) * | 1986-11-14 | 1988-12-21 | Ausimont Spa | Procedimento per la preparazione di polieteri alogenati |
-
1985
- 1985-02-26 IT IT8519653A patent/IT1207494B/it active
-
1986
- 1986-02-24 ZA ZA861376A patent/ZA861376B/xx unknown
- 1986-02-25 DD DD28731286A patent/DD243276A5/de not_active IP Right Cessation
- 1986-02-25 CS CS861301A patent/CS261236B2/cs unknown
Also Published As
| Publication number | Publication date |
|---|---|
| ZA861376B (en) | 1986-10-29 |
| IT8519653A0 (it) | 1985-02-26 |
| DD243276A5 (de) | 1987-02-25 |
| IT1207494B (it) | 1989-05-25 |
| CS130186A2 (en)van) | 1988-03-15 |
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