BE855371A - Procede de preparation de 1,1-difluorethylene - Google Patents

Procede de preparation de 1,1-difluorethylene

Info

Publication number: BE855371A
Authority: BE; Belgium
Prior art keywords: difluorethylene; preparing
Prior art date: 1976-06-05

Application number

BE178177A

Other languages

English (en)

Original Assignee

Dynamit Nobel Ag

Priority date (The priority date 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 date listed.)

1976-06-05

Filing date

1977-06-03

Publication date

1977-10-03

1977-06-03 Application filed by Dynamit Nobel Ag filed Critical Dynamit Nobel Ag

1977-10-03 Publication of BE855371A publication Critical patent/BE855371A/fr

Links

BQCIDUSAKPWEOX-UHFFFAOYSA-N 1,1-Difluoroethene Chemical compound FC(F)=C BQCIDUSAKPWEOX-UHFFFAOYSA-N 0.000 title 1
238000004519 manufacturing process Methods 0.000 title 1

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
- C07C21/18—Acyclic unsaturated compounds containing halogen atoms containing carbon-to-carbon double bonds containing fluorine
- 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
- C07C17/25—Preparation of halogenated hydrocarbons by splitting-off hydrogen halides from halogenated hydrocarbons

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

BE178177A 1976-06-05 1977-06-03 Procede de preparation de 1,1-difluorethylene BE855371A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19762625470 DE2625470A1 (de)	1976-06-05	1976-06-05	Verfahren zur herstellung von 1,1-difluoraethylen

Publications (1)

Publication Number	Publication Date
BE855371A true BE855371A (fr)	1977-10-03

Family

ID=5979967

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE178177A BE855371A (fr)	1976-06-05	1977-06-03	Procede de preparation de 1,1-difluorethylene

Country Status (9)

Country	Link
US (1)	US4148831A (fr)
JP (1)	JPS52151105A (fr)
BE (1)	BE855371A (fr)
CA (1)	CA1104160A (fr)
DE (1)	DE2625470A1 (fr)
FR (1)	FR2353507A1 (fr)
GB (1)	GB1566485A (fr)
IT (1)	IT1126736B (fr)
NL (1)	NL7706139A (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4818513A (en) *	1987-12-21	1989-04-04	Ppg Industries, Inc.	Separation of hydrogen fluoride from 1,1-difluoroethene
FR2690687B1 (fr) *	1992-04-30	1995-01-27	Atochem North America Elf	Procédé de production de fluorure de vinylidène.
FR2690686B1 (fr) *	1992-04-30	1995-01-06	Atochem North America Elf	Procédé de production de fluorure de vinylidène.
EP1673323B1 (fr) *	2003-10-17	2009-08-05	Arkema France	Procede de fabrication du 1,1-difluoroethane et application a la fabrication du 1,1-difluoroethylene
JP6212035B2 (ja) *	2011-05-31	2017-10-11	ブルーキューブアイピーエルエルシー	塩素化プロペンの製造方法
CN104892352B (zh) *	2015-04-10	2017-03-22	常熟三爱富振氟新材料有限公司	1‑氯‑2,2‑二氯乙烷的制备方法
CN104961622A (zh) *	2015-06-02	2015-10-07	江苏三美化工有限公司	一种高选择性R142b裂解制备偏氟乙烯的方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2644845A (en) *	1947-06-20	1953-07-07	Purdue Research Foundation	Halogenation of fluorocarbons
FR1337360A (fr) *	1962-07-25	1963-09-13	Pechiney Saint Gobain	Procédé d'obtention de fluorure de vinylidène
FR1458285A (fr) *	1965-03-30	1966-03-04	Pennsalt Chemicals Corp	Procédé de production de fluorure de vinylidène
US3554887A (en) *	1966-03-16	1971-01-12	Du Pont	Photochemical apparatus and process
LU73023A1 (fr) *	1975-07-18	1977-03-21
LU73162A1 (fr) *	1975-08-06	1977-04-13

1976
- 1976-06-05 DE DE19762625470 patent/DE2625470A1/de not_active Ceased
1977
- 1977-05-25 US US05/800,605 patent/US4148831A/en not_active Expired - Lifetime
- 1977-06-01 GB GB23298/77A patent/GB1566485A/en not_active Expired
- 1977-06-02 FR FR7716914A patent/FR2353507A1/fr active Granted
- 1977-06-03 CA CA279,856A patent/CA1104160A/fr not_active Expired
- 1977-06-03 IT IT49711/77A patent/IT1126736B/it active
- 1977-06-03 BE BE178177A patent/BE855371A/fr not_active IP Right Cessation
- 1977-06-03 JP JP6564577A patent/JPS52151105A/ja active Pending
- 1977-06-03 NL NL7706139A patent/NL7706139A/xx not_active Application Discontinuation

Also Published As

Publication number	Publication date
IT1126736B (it)	1986-05-21
JPS52151105A (en)	1977-12-15
US4148831A (en)	1979-04-10
FR2353507B1 (fr)	1983-10-14
NL7706139A (nl)	1977-12-07
DE2625470A1 (de)	1977-12-15
GB1566485A (en)	1980-04-30
CA1104160A (fr)	1981-06-30
FR2353507A1 (fr)	1977-12-30

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Legal Events

Date

Code

Title

Description

1984-12-31

RE

Patent lapsed

Owner name: DYNAMIT NOBEL A.G.

Effective date: 19840603