FR1140390A - Fluoroolefins and their preparation - Google Patents
Fluoroolefins and their preparationInfo
- Publication number
- FR1140390A FR1140390A FR1140390DA FR1140390A FR 1140390 A FR1140390 A FR 1140390A FR 1140390D A FR1140390D A FR 1140390DA FR 1140390 A FR1140390 A FR 1140390A
- Authority
- FR
- France
- Prior art keywords
- fluoroolefins
- preparation
- 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
- C07C21/00—Acyclic unsaturated compounds containing halogen atoms
- C07C21/02—Acyclic unsaturated compounds containing halogen atoms containing carbon-to-carbon double bonds
- C07C21/19—Halogenated dienes
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/093—Preparation of halogenated hydrocarbons by replacement by halogens
- C07C17/10—Preparation of halogenated hydrocarbons by replacement by halogens of hydrogen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/361—Preparation of halogenated hydrocarbons by reactions involving a decrease in the number of carbon atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US778750XA | 1954-10-29 | 1954-10-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1140390A true FR1140390A (en) | 1957-07-19 |
Family
ID=22140556
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1140390D Expired FR1140390A (en) | 1954-10-29 | 1955-10-27 | Fluoroolefins and their preparation |
Country Status (4)
Country | Link |
---|---|
US (1) | US2733278A (en) |
DE (1) | DE1071692B (en) |
FR (1) | FR1140390A (en) |
GB (1) | GB778750A (en) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2874166A (en) * | 1953-08-14 | 1959-02-17 | Du Pont | Fluoro-olefins and process for preparing them |
US2956988A (en) * | 1955-12-15 | 1960-10-18 | Du Pont | Copolymers of 1, 1-difluoroisobutylene |
US2945896A (en) * | 1956-02-29 | 1960-07-19 | Research Corp | Fluoroisoprenes |
US2925432A (en) * | 1956-10-12 | 1960-02-16 | Du Pont | 4, 4-difluoro-3-buten-1-yne and metal salts thereof |
US2964507A (en) * | 1956-12-17 | 1960-12-13 | Du Pont | 1, 1-difluoro-2-methylene-3-difluoromethylene cyclobutane and polymers thereof |
US3185736A (en) * | 1960-05-31 | 1965-05-25 | Du Pont | 1, 1-diaryl-2, 2, 3, 3-tetrafluoro-4, 4-dihalocyclobutanes |
NL295802A (en) * | 1962-08-24 | |||
US3513206A (en) * | 1963-08-12 | 1970-05-19 | Us Navy | Synthesis of alpha-hydroheptafluorostyrene and improved synthesis of octafluorostyrene |
US3345420A (en) * | 1963-12-13 | 1967-10-03 | Union Carbide Corp | 1, 1, 3, 3-tetrahalo-2, 2, 4, 4-tetramethylcyclobutanes |
US3996301A (en) * | 1972-09-22 | 1976-12-07 | Phillips Petroleum Company | Producing vinylidene fluoride substantially free from tetrafluoroethylene |
US4818513A (en) * | 1987-12-21 | 1989-04-04 | Ppg Industries, Inc. | Separation of hydrogen fluoride from 1,1-difluoroethene |
US4967022A (en) * | 1989-11-29 | 1990-10-30 | E. I. Du Pont De Nemours And Company | Process for fluorinated allenes |
DE19522167B4 (en) * | 1994-06-20 | 2007-05-10 | Merck Patent Gmbh | 1,2-Difluoronaphthalene derivatives and their use in liquid crystalline mixtures |
WO2024195349A1 (en) * | 2023-03-17 | 2024-09-26 | Agc株式会社 | Method for producing vinylidene fluoride |
WO2024195351A1 (en) * | 2023-03-17 | 2024-09-26 | Agc株式会社 | Method for producing vinylidene fluoride |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2617836A (en) * | 1951-04-18 | 1952-11-11 | Minnesota Mining & Mfg | Production of olefinic c4f8 |
-
0
- DE DENDAT1071692D patent/DE1071692B/en active Pending
- US US2733278D patent/US2733278A/en not_active Expired - Lifetime
-
1955
- 1955-10-14 GB GB29426/55A patent/GB778750A/en not_active Expired
- 1955-10-27 FR FR1140390D patent/FR1140390A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB778750A (en) | 1957-07-10 |
US2733278A (en) | 1956-01-31 |
DE1071692B (en) | 1959-12-24 |
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