BR9607743A - Processo para produçao de diflúor metano e diflúor cloro metano - Google Patents

Processo para produçao de diflúor metano e diflúor cloro metano

Info

Publication number
BR9607743A
BR9607743A BR9607743A BR9607743A BR9607743A BR 9607743 A BR9607743 A BR 9607743A BR 9607743 A BR9607743 A BR 9607743A BR 9607743 A BR9607743 A BR 9607743A BR 9607743 A BR9607743 A BR 9607743A
Authority
BR
Brazil
Prior art keywords
methane
difluoro
production
chloro
difluoro chloro
Prior art date
Application number
BR9607743A
Other languages
English (en)
Inventor
Takashi Shibanuma
Takehide Tsuda
Original Assignee
Daikin Ind 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.)
Filing date
Publication date
Application filed by Daikin Ind Ltd filed Critical Daikin Ind Ltd
Publication of BR9607743A publication Critical patent/BR9607743A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C19/00—Acyclic saturated compounds containing halogen atoms
    • C07C19/08—Acyclic saturated compounds containing halogen atoms 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
    • C07C17/20—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms
    • 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
    • C07C17/20—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms
    • C07C17/202—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms two or more compounds being involved in the reaction
    • C07C17/206—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms two or more compounds being involved in the reaction the other compound being HX
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C19/00—Acyclic saturated compounds containing halogen atoms
    • C07C19/08—Acyclic saturated compounds containing halogen atoms containing fluorine
    • C07C19/10—Acyclic saturated compounds containing halogen atoms containing fluorine and chlorine
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/582—Recycling of unreacted starting or intermediate materials
BR9607743A 1995-02-10 1996-02-08 Processo para produçao de diflúor metano e diflúor cloro metano BR9607743A (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2259595 1995-02-10
JP28488295 1995-11-01
PCT/JP1996/000264 WO1996024570A1 (en) 1995-02-10 1996-02-08 Process for producing difluoromethane and difluorochloromethane

Publications (1)

Publication Number Publication Date
BR9607743A true BR9607743A (pt) 1998-06-23

Family

ID=26359849

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9607743A BR9607743A (pt) 1995-02-10 1996-02-08 Processo para produçao de diflúor metano e diflúor cloro metano

Country Status (11)

Country Link
US (1) US6538165B1 (pt)
EP (2) EP1123911B1 (pt)
JP (1) JP3104256B2 (pt)
KR (1) KR100434928B1 (pt)
CN (1) CN1153753C (pt)
AU (1) AU702430B2 (pt)
BR (1) BR9607743A (pt)
CA (1) CA2212040C (pt)
DE (2) DE69617643T2 (pt)
ES (2) ES2198377T3 (pt)
WO (1) WO1996024570A1 (pt)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2796067B1 (fr) * 1999-07-05 2001-09-07 Rhodia Chimie Sa Perfectionnement a l'echange et a la liberation d'une amine, de son fluorure de carbamoyle
TW200516068A (en) * 2003-09-10 2005-05-16 Showa Denko Kk Process for production of hydrofluorocarbons, products thereof and use of the products
CN103495438A (zh) * 2012-04-17 2014-01-08 文乃建化学工程公司 催化剂氟化工艺及延长催化剂使用寿命的气相反应器及工艺技术
CN104692998B (zh) * 2015-02-11 2018-06-26 巨化集团技术中心 1,1-二氟-2-氯乙烷的制备方法
CN110776393B (zh) * 2019-09-26 2021-01-26 浙江大学 一种液相法管道化多联产生产r22和r21的方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2749375A (en) 1956-06-05 Fluorination
US2005711A (en) * 1931-05-20 1935-06-18 Kinetic Chemicals Inc Preparation of organic fluorine compounds
US2024095A (en) * 1933-06-20 1935-12-10 Kinetic Chemicals Inc Halogenated acyclic hydrocarbon containing fluorine
US2062743A (en) 1935-06-12 1936-12-01 Kinetic Chemicals Inc Production of fluorine-containing carbon compounds
US2450414A (en) * 1946-11-14 1948-10-05 Kinetic Chemicals Inc Distillation process for separating products of chloroform fluorination
US2749374A (en) 1950-02-24 1956-06-05 Dow Chemical Co Production of methylene fluoride
DE1020968B (pt) 1956-02-03
US4138355A (en) 1976-08-10 1979-02-06 Halocarbon Products Corporation Fluorine substitution in 1,1,1-trihalomethanes
SU1150919A1 (ru) * 1983-07-08 1986-05-15 Предприятие П/Я А-1619 Способ получени дифторхлорметана
FR2652573B1 (fr) * 1989-10-03 1991-12-13 Atochem Procede de fabrication du 1,1,1-chlorodifluoroethane.
JPH085817B2 (ja) * 1990-06-18 1996-01-24 ダイキン工業株式会社 １―クロロ―２，２，２―トリフルオロエタンの製造方法
FR2684987B1 (fr) * 1991-12-17 1994-03-18 Atochem Procede ameliore de fluoration en phase liquide et produits organiques fluores en resultant.
DE69515036T2 (de) * 1994-06-20 2000-07-13 Daikin Ind Ltd Verfahren zur herstellung von difluormethan
JPH09231030A (ja) 1996-02-26 1997-09-05 Canon Inc 画像形成装置、及び画像形成方法

Also Published As

Publication number Publication date
US6538165B1 (en) 2003-03-25
CN1153753C (zh) 2004-06-16
JP3104256B2 (ja) 2000-10-30
ES2198377T3 (es) 2004-02-01
DE69617643T2 (de) 2002-08-08
DE69617643D1 (de) 2002-01-17
EP0808814B1 (en) 2001-12-05
EP1123911A1 (en) 2001-08-16
EP0808814A1 (en) 1997-11-26
EP0808814A4 (en) 1998-04-29
ES2169222T3 (es) 2002-07-01
EP1123911B1 (en) 2003-05-07
DE69628060T2 (de) 2003-12-18
CA2212040A1 (en) 1996-08-15
AU702430B2 (en) 1999-02-18
WO1996024570A1 (en) 1996-08-15
DE69628060D1 (de) 2003-06-12
KR19980701976A (ko) 1998-06-25
CN1181057A (zh) 1998-05-06
AU4632896A (en) 1996-08-27
CA2212040C (en) 2006-10-31
KR100434928B1 (ko) 2004-09-10

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Legal Events

Date Code Title Description
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 24/04/2007, OBSERVADAS AS CONDICOES LEGAIS.

B24C Patent annual fee: request for for restoration

Free format text: REFERENTE A 14A E 15A ANUIDADE(S).

B24H Lapse because of non-payment of annual fees (definitively: art 78 iv lpi)
B24F Patent annual fee: publication cancelled

Free format text: ANULADA A PUBLICACAO CODIGO 24.8 NA RPI NO 2259 DE 22/04/2014 POR TER SIDO INDEVIDA.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE AS 14A E 15A ANUIDADES.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2607 DE 22-12-2020 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.