GB1301617A - - Google Patents
Info
- Publication number
- GB1301617A GB1301617A GB1307971A GB1307971A GB1301617A GB 1301617 A GB1301617 A GB 1301617A GB 1307971 A GB1307971 A GB 1307971A GB 1307971 A GB1307971 A GB 1307971A GB 1301617 A GB1301617 A GB 1301617A
- Authority
- GB
- United Kingdom
- Prior art keywords
- peroxide
- butyl
- percarbon
- lauroy
- fluoroalkanes
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/26—Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton
- C07C17/272—Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton by addition reactions
- C07C17/278—Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton by addition reactions of only halogenated hydrocarbons
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
1301617 Di-iodo-fluoroalkanes THIOKOL CHEMICAL CORP 4 May 1971 [9 July 1970] 13079/71 Heading C2C Telomers of Formula I (CF 2 CF 2 ) m I, in which n is 2 to 10, are prepared by reaction of 1,2-diiodo-tetrafluoroethane with tetrafluoroethylene in the presence of a free radical catalyst, Catalysts specified are di-t-butyl peroxide, t-butyl-hydroperoxide, di-isopropyl percarbon@ ate,t-butyl-perbenzoate, acetyl peroxide, lauroy peroxide, benzoyl peroxide and azobisisobutyronitrile.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US5367270A | 1970-07-09 | 1970-07-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1301617A true GB1301617A (en) | 1973-01-04 |
Family
ID=21985797
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1307971A Expired GB1301617A (en) | 1970-07-09 | 1971-05-04 |
Country Status (3)
Country | Link |
---|---|
CA (1) | CA952127A (en) |
DE (1) | DE2130378A1 (en) |
GB (1) | GB1301617A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5574193A (en) * | 1994-05-26 | 1996-11-12 | E. I. Du Pont De Nemours And Company | Initiators for telomerization of polyfluoroalkyl iodides with fluoroolefins |
EP1422211A1 (en) * | 2002-11-21 | 2004-05-26 | Dupont Dow Elastomers L.L.C. | Process for manufacturing diiodoperfluoroalkanes |
-
1971
- 1971-04-07 CA CA109,906A patent/CA952127A/en not_active Expired
- 1971-05-04 GB GB1307971A patent/GB1301617A/en not_active Expired
- 1971-06-18 DE DE19712130378 patent/DE2130378A1/en active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5574193A (en) * | 1994-05-26 | 1996-11-12 | E. I. Du Pont De Nemours And Company | Initiators for telomerization of polyfluoroalkyl iodides with fluoroolefins |
EP1422211A1 (en) * | 2002-11-21 | 2004-05-26 | Dupont Dow Elastomers L.L.C. | Process for manufacturing diiodoperfluoroalkanes |
US6825389B2 (en) | 2002-11-21 | 2004-11-30 | Dupont Dow Elastomers Llc | Process for manufacturing diiodoperfluoroalkanes |
Also Published As
Publication number | Publication date |
---|---|
DE2130378A1 (en) | 1972-01-27 |
CA952127A (en) | 1974-07-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PCNP | Patent ceased through non-payment of renewal fee |