IT1094775B - Processo per la preparazione di idrocarburi alogenati - Google Patents

Processo per la preparazione di idrocarburi alogenati

Info

Publication number: IT1094775B
Authority: IT; Italy
Prior art keywords: preparation; halogenated hydrocarbons; halogenated; hydrocarbons
Prior art date: 1977-05-24

Application number

IT23624/78A

Other languages

English (en)

Other versions

IT7823624A0 (it

Original Assignee

Ici Ltd

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.)

1977-05-24

Filing date

1978-05-19

Publication date

1985-08-02

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=10169139&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=IT1094775(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1978-05-19 Application filed by Ici Ltd filed Critical Ici Ltd

1978-05-19 Publication of IT7823624A0 publication Critical patent/IT7823624A0/it

1985-08-02 Application granted granted Critical

1985-08-02 Publication of IT1094775B publication Critical patent/IT1094775B/it

Links

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/23—Preparation of halogenated hydrocarbons by dehalogenation

Landscapes

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

IT23624/78A 1977-05-24 1978-05-19 Processo per la preparazione di idrocarburi alogenati IT1094775B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB21806/77A GB1578933A (en)	1977-05-24	1977-05-24	Manufacture of halogenated hydrocarbons

Publications (2)

Publication Number	Publication Date
IT7823624A0 IT7823624A0 (it)	1978-05-19
IT1094775B true IT1094775B (it)	1985-08-02

Family

ID=10169139

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT23624/78A IT1094775B (it)	1977-05-24	1978-05-19	Processo per la preparazione di idrocarburi alogenati

Country Status (15)

Country	Link
JP (1)	JPS53147005A (it)
AR (1)	AR223815A1 (it)
AU (1)	AU515866B2 (it)
BE (1)	BE867285A (it)
BR (1)	BR7803299A (it)
CA (1)	CA1117144A (it)
DE (1)	DE2822471A1 (it)
ES (1)	ES470170A1 (it)
FR (1)	FR2391980A1 (it)
GB (1)	GB1578933A (it)
GR (1)	GR63074B (it)
IT (1)	IT1094775B (it)
MX (1)	MX149569A (it)
NL (1)	NL175991C (it)
ZA (1)	ZA782480B (it)

Families Citing this family (61)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4319060A (en) *	1980-12-08	1982-03-09	Allied Chemical Corporation	Process for producing 1,2-dichloro-1,1,2,2-tetrafluoroethane substantially free of 1,1-dichloro-1,2,2,2-tetrafluoroethane
GB8415201D0 (en) *	1984-06-14	1984-07-18	Ici Plc	Chemical process
IT1221776B (it) *	1988-01-15	1990-07-12	Ausimont Spa	Processo per la preparazione di 1,2 difluoroetano e di 1,1,2 trifluoroetano
US4873381A (en) *	1988-05-20	1989-10-10	E. I. Du Pont De Nemours And Company	Hydrodehalogenation of CF3 CHClF in the presence of supported Pd
US4996379A (en) *	1988-05-30	1991-02-26	Central Glass Company, Limited	Method of preparing 1,1,1,2-tetrafluoroethane from 1,1-dichloro-1,2,2,2-tetrafluoroethane
JP2508807B2 (ja) *	1988-06-21	1996-06-19	旭硝子株式会社	Ｒ−１３４ａの製造法
EP0347830B1 (en) *	1988-06-21	1994-01-26	Asahi Glass Company Ltd.	Process for producing 1,1,1,2-tetrafluoroethane
MX169984B (es) *	1988-10-25	1993-08-03	Du Pont	Proceso mejorado para la preparacion de 1,1,1,2 tetrafluoroetano
US5008476A (en) *	1988-10-25	1991-04-16	E. I. Du Pont De Nemours And Company	Process for the preparation of 1,1,1,2-tetrafluoroethane
US4902838A (en) *	1988-12-28	1990-02-20	E. I. Du Pont De Nemours And Company	Isomerization of saturated fluorohydrocarbons
FR2641780B1 (fr) *	1989-01-19	1991-04-19	Atochem	Hydrogenolyse selective de derives perhalogenes de l'ethane
WO1990008753A1 (en) *	1989-02-02	1990-08-09	Asahi Glass Company Ltd.	Process for producing a hydrogen-containing 2,2-difluoropropane
US5146018A (en) *	1989-02-03	1992-09-08	E. I. Du Pont De Nemours And Company	Hydrogenolysis/dehydrohalogenation process
US5068473A (en) *	1989-02-03	1991-11-26	E. I. Du Pont De Nemours And Company	Hydrogenolysis/dehydrohalogenation process
US4944890A (en)	1989-05-23	1990-07-31	E. I. Du Pont De Nemours And Company	Compositions and process of using in refrigeration
IT1230779B (it) *	1989-07-12	1991-10-29	Ausimont Srl	Procedimento per preparare 1,1,1,2 tetrafluoroetano.
US5364992A (en) *	1989-10-10	1994-11-15	E. I. Du Pont De Nemours And Company	Halocarbon hydrogenolysis
GB8927580D0 (en) *	1989-12-06	1990-02-07	Isc Chemicals Ltd	Improvements in or relating to the reduction of halogenated organic compounds
FR2655982B1 (fr) *	1989-12-15	1992-03-27	Atochem	Fabrication de chlorofluoroethanes par hydrogenolyse selective de derives perhalogenes de l'ethane.
US5057470A (en) *	1990-05-22	1991-10-15	E. I. Du Pont De Nemours And Company	Regeneration of noble metal catalysts used in hydrodehalogenation of halogen-substituted hydrocarbons containing fluorine and at least one other halogen
US5202510A (en) *	1990-05-22	1993-04-13	E. I. Du Pont De Nemours And Company	Activation of noble metal catalysts for use in hydrodehalogenation of halogen-substituted hydrocarbons containing fluorine and at least one other halogen
US5208396A (en) *	1990-06-05	1993-05-04	E. I. Du Pont De Nemours And Company	Production of saturated halohydrocarbons
US5097082A (en) *	1990-06-05	1992-03-17	E. I. Du Pont De Nemours And Company	Production of saturated halohydrocarbons
US5030372A (en) *	1990-07-31	1991-07-09	E. I. Du Pont De Nemours And Company	Catalytic equilibration to improve the relative yield of selected halocarbons
US5621151A (en) *	1990-10-09	1997-04-15	E. I. Du Pont De Nemours And Company	Halocarbon hydrogenolysis
US5171902A (en) *	1990-10-11	1992-12-15	E. I. Du Pont De Nemours And Company	Saturated linear polyfluorohydrocarbons, processes for their production, and their use in cleaning compositions
BE1004608A3 (fr) *	1990-11-16	1992-12-22	Solvay	Procede pour la fabrication du chloroforme a partir de tetrachlorure de carbone, compositions catalytiques et procede pour leur obtention.
EP0567478B1 (en)	1990-12-26	1995-10-25	E.I. Du Pont De Nemours And Company	Catalytic hydrogenolysis
US5208397A (en) *	1991-04-09	1993-05-04	E. I. Du Pont De Nemours And Company	Hydrogenolysis of halocarbon mixtures
US5243108A (en) *	1991-06-03	1993-09-07	E. I. Du Pont De Nemours And Company	Aluminum fluoride catalyst compositions and use thereof in a chlorofluorination process for preparing 1,1-dichloro-1,2,2,2-tetrafluoroethane
US5136113A (en) *	1991-07-23	1992-08-04	E. I. Du Pont De Nemours And Company	Catalytic hydrogenolysis
US5569797A (en) *	1992-01-07	1996-10-29	E. I. Du Pont De Nemours And Company	Method of removing olefinic impurities from hydrochlorofluorocarbons
US5286398A (en) *	1992-02-13	1994-02-15	E. I. Du Pont De Nemours And Company	End-capped polyalkylene oxide compositions with hydroxyl group functionality and use thereof for lubrication in refrigeration systems
US5302765A (en) *	1992-05-29	1994-04-12	E. I. Du Pont De Nemours And Company	Catalytic process for producing CF3 CHClF
US5602288A (en) *	1992-05-29	1997-02-11	E. I. Du Pont De Nemours And Company	Catalytic process for producing CF3 CH2 F
US5744660A (en) *	1992-06-10	1998-04-28	Imperial Chemical Industries Plc	Products of tetrafluorothanes
US5463152A (en) *	1994-12-08	1995-10-31	E. I. Du Pont De Nemours And Company	Halofluorocarbon hydrogenolysis
US5447896A (en) *	1992-06-23	1995-09-05	E. I. Du Pont De Nemours And Company	Hydrodehalogenation catalysts and their preparation and use
US5600040A (en) *	1992-07-17	1997-02-04	E. I. Du Pont De Nemours And Company	Separation of tetrafluoroethane isomers
WO1994002440A1 (en) *	1992-07-17	1994-02-03	E.I. Du Pont De Nemours And Company	Separation of tetrafluoroethane isomers
US6525231B1 (en)	1992-10-22	2003-02-25	E. I. Du Pont De Nemours And Company	Producing hydrofluoro compounds by hydrogenolysis of iodides
US5395999A (en) *	1992-11-06	1995-03-07	E. I. Du Pont De Nemours And Company	Catalytic chlorofluorination process for producing CHClFCF3 and CHF2 CF3
US5258561A (en) *	1992-11-06	1993-11-02	E. I. Du Pont De Nemours And Company	Catalytic chlorofluorination process for producing CF3 CHClF and CF3 CHF2
WO1994020441A1 (en) *	1993-03-05	1994-09-15	Daikin Industries, Ltd.	Process for producing 1,1,1,2,2-pentafluoroethane, process for producing 2,2-dichloro-1,1,1-trifluoroethane, and method of purifying 1,1,1,2,2-pentafluoroethane
US5866730A (en) *	1993-04-02	1999-02-02	E. I. Du Pont De Nemours And Company	Process for enriching 1,2-dichloro-1,1,2,2-tetrafluoroethane from a mixture of dichlorotetrafluoroethane isomers
US5300712A (en) *	1993-05-27	1994-04-05	E. I. Du Pont De Nemours And Company	Homogeneous catalytic hydrodechlorination of chlorocarbons
US5326914A (en) *	1993-05-27	1994-07-05	E. I. Du Pont De Nemours And Company	Homogeneous catalytic hydrodechlorination of chlorocarbons
US5723429A (en) *	1994-03-11	1998-03-03	E. I. Du Pont De Nemours And Company	Azeotropic or azeotrope-like compositions of tetrafluoroethane and chlorotetrafluoroethane
AU1912295A (en) *	1994-03-11	1995-09-25	E.I. Du Pont De Nemours And Company	Process for converting chlorodifluoromethane and/or dichlorodifluoromethane
US5470442A (en) *	1994-03-11	1995-11-28	E. I. Du Pont De Nemours And Company	Separating and removing impurities from tetrafluoroethanes by using extractive distillation
JP3491702B2 (ja) *	1994-07-29	2004-01-26	ダイキン工業株式会社	ペンタフルオロエタンの精製方法
WO1996016009A2 (en) *	1994-11-23	1996-05-30	E.I. Du Pont De Nemours And Company	Hydrofluorocarbon production using heat carriers in high temperature hydrogenolysis
US6291729B1 (en)	1994-12-08	2001-09-18	E. I. Du Pont De Nemours And Company	Halofluorocarbon hydrogenolysis
US5481051A (en) *	1994-12-08	1996-01-02	E. I. Du Pont De Nemours And Company	2,2-dichlorohexafluoropropane hydrogenolysis
WO1996023752A1 (en) *	1995-02-01	1996-08-08	E.I. Du Pont De Nemours And Company	SEPARATING AND REMOVING IMPURITIES FROM 1,1,1-TRIFLUOROETHANE (HFC-143a) BY USING EXTRACTIVE DISTILLATION
US5750808A (en) *	1995-07-11	1998-05-12	E. I. Du Pont De Nemours And Company	Dehydrohalogenation processes
US7329786B2 (en) *	2001-09-28	2008-02-12	Great Lakes Chemical Corporation	Processes for producing CF3CFHCF3
US7223351B2 (en)	2003-04-17	2007-05-29	Great Lakes Chemical Corporation	Fire extinguishing mixtures, methods and systems
MY161767A (en)	2010-12-14	2017-05-15	Du Pont	Combinations of e-1,3,3,3-tetrafluoropropene and at least one tetrafluoroethane and their use for heating
CN103261359A (zh)	2010-12-14	2013-08-21	纳幕尔杜邦公司	包含e-1，3，3，3-四氟丙烯和至少一种四氟乙烷的制冷剂的冷却应用
TWI573971B (zh)	2011-01-31	2017-03-11	杜邦股份有限公司	使用包含ｚ－１，１，１，４，４，４－六氟－２－丁烯之工作流體製熱

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR1267427A (fr) *	1960-09-09	1961-07-21	Ici Ltd	Fabrication de 2-bromo-2-chloro-1: 1: 1-trifluoroéthane
FR1409109A (fr) *	1963-10-01	1965-08-20	Allied Chem	Procédé de production de tétrafluoroéthylène par réduction de dichlorotétrafluoroétane
DE2060041C3 (de) *	1970-12-05	1973-10-25	Farbwerke Hoechst Ag, Vormals Meister Lucius & Bruening, 6000 Frankfurt	Verfahren zur Herstellung von fluorierten Kohlenwasserstoffen

1977
- 1977-05-24 GB GB21806/77A patent/GB1578933A/en not_active Expired
1978
- 1978-05-01 ZA ZA00782480A patent/ZA782480B/xx unknown
- 1978-05-04 GR GR56139A patent/GR63074B/el unknown
- 1978-05-09 MX MX173395A patent/MX149569A/es unknown
- 1978-05-09 AU AU35909/78A patent/AU515866B2/en not_active Expired
- 1978-05-18 AR AR272236A patent/AR223815A1/es active
- 1978-05-19 BE BE187878A patent/BE867285A/xx not_active IP Right Cessation
- 1978-05-19 IT IT23624/78A patent/IT1094775B/it active
- 1978-05-22 NL NLAANVRAGE7805499,A patent/NL175991C/xx not_active IP Right Cessation
- 1978-05-23 CA CA000303896A patent/CA1117144A/en not_active Expired
- 1978-05-23 FR FR7815223A patent/FR2391980A1/fr active Granted
- 1978-05-23 BR BR7803299A patent/BR7803299A/pt unknown
- 1978-05-23 DE DE19782822471 patent/DE2822471A1/de active Granted
- 1978-05-24 ES ES470170A patent/ES470170A1/es not_active Expired
- 1978-05-24 JP JP6117178A patent/JPS53147005A/ja active Granted

Also Published As

Publication number	Publication date
NL175991C (nl)	1985-02-01
FR2391980A1 (fr)	1978-12-22
DE2822471C2 (it)	1987-12-17
AU3590978A (en)	1979-11-15
JPS53147005A (en)	1978-12-21
BR7803299A (pt)	1979-01-02
BE867285A (fr)	1978-11-20
CA1117144A (en)	1982-01-26
ZA782480B (en)	1979-04-25
GR63074B (en)	1979-08-08
AU515866B2 (en)	1981-05-07
AR223815A1 (es)	1981-09-30
NL175991B (nl)	1984-09-03
DE2822471A1 (de)	1978-12-07
FR2391980B1 (it)	1982-12-03
NL7805499A (nl)	1978-11-28
JPS5638131B2 (it)	1981-09-04
ES470170A1 (es)	1980-12-16
MX149569A (es)	1983-11-25
GB1578933A (en)	1980-11-12
IT7823624A0 (it)	1978-05-19

Legal Events

Date	Code	Title	Description
1999-10-27	TA	Fee payment date (situation as of event date), data collected since 19931001	Effective date: 19970430

Publication	Publication Date	Title
IT1094775B (it)	1985-08-02	Processo per la preparazione di idrocarburi alogenati
IT1093902B (it)	1985-07-26	Processo per la preparazione di ottafluorofropano
IT1132312B (it)	1986-07-02	Processo per la preparazione di idrocarburi
IT1096588B (it)	1985-08-26	Processo per la preparazione di aralchilfenoleteri e di alchilfenoleteri
IT1079910B (it)	1985-05-13	Processo per la preparazione di etilenglicol
IT1097336B (it)	1985-08-31	Processo per la preparazione di uretani aromatici
IT1087492B (it)	1985-06-04	Processo per la preparazione di idrocarburi
IT7820257A0 (it)	1978-02-13	Processo per la preparazione dicomposti alogenati.
IT1074698B (it)	1985-04-20	Processo per la preparazione di metaarilossi-benzaldeidi
BR7802559A (pt)	1978-12-05	Processo para preparacao de espumas formofenolicas
IT1126413B (it)	1986-05-21	Processo per la preparazione di idrocarburi
IT1094563B (it)	1985-08-02	Processo per la preparazione di idrocarburi
BR7801867A (pt)	1978-12-19	Processo para preparacao de 1-azolil-3,3-dimetil-1 fenoxi-butano-2-onas
IT1094560B (it)	1985-08-02	Processo per la preparazione di idrocarburi
IT1103190B (it)	1985-10-14	Processo per la preparazione continua di polefine
IT1099550B (it)	1985-09-18	Processo per la determinazione di ferritina
IT1126414B (it)	1986-05-21	Processo per la preparazione di idrocarburi
IT1096577B (it)	1985-08-26	Processo per la preparazione di imidazoli
IT1094954B (it)	1985-08-10	Processo per la preparazione di 1-amino-2-bromo-4-idrossiantrachinone
IT1097048B (it)	1985-08-26	Processo per la preparazione di clorozincati di azo-coloranti di benzotiazolio
IT1100887B (it)	1985-09-28	Processo per la preparazione di acetacetilaminobenzeni
IT1158862B (it)	1987-02-25	Processo per la preparazione di auranofina
IT1119707B (it)	1986-03-10	Processo per la preparazione di alogenuri di m-alogenobenzoile
IT1095438B (it)	1985-08-10	Processo per la conversione di idrocarburi
IT1085531B (it)	1985-05-28	Processo per la preparazione di 2-alcossi-6-bromo-naftaleni