BR8905864A - Processo para a reducao do teor de impurezas insaturadas em fluor-halocarbonetos saturados,fluor-halo-hidrocarbonetos e suas misturas - Google Patents

Processo para a reducao do teor de impurezas insaturadas em fluor-halocarbonetos saturados,fluor-halo-hidrocarbonetos e suas misturas

Info

Publication number
BR8905864A
BR8905864A BR898905864A BR8905864A BR8905864A BR 8905864 A BR8905864 A BR 8905864A BR 898905864 A BR898905864 A BR 898905864A BR 8905864 A BR8905864 A BR 8905864A BR 8905864 A BR8905864 A BR 8905864A
Authority
BR
Brazil
Prior art keywords
saturated
fluor
reducing
content
halocharbons
Prior art date
Application number
BR898905864A
Other languages
English (en)
Portuguese (pt)
Inventor
Richard E Fernandez
Original Assignee
Du Pont
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 Du Pont filed Critical Du Pont
Publication of BR8905864A publication Critical patent/BR8905864A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/38—Separation; Purification; Stabilisation; Use of additives
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/38—Separation; Purification; Stabilisation; Use of additives
    • C07C17/395—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to a chemical modification of at least one compound

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Steroid Compounds (AREA)
  • Catalysts (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Separation By Low-Temperature Treatments (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
BR898905864A 1988-11-22 1989-11-22 Processo para a reducao do teor de impurezas insaturadas em fluor-halocarbonetos saturados,fluor-halo-hidrocarbonetos e suas misturas BR8905864A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US27506388A 1988-11-22 1988-11-22

Publications (1)

Publication Number Publication Date
BR8905864A true BR8905864A (pt) 1990-06-19

Family

ID=23050738

Family Applications (1)

Application Number Title Priority Date Filing Date
BR898905864A BR8905864A (pt) 1988-11-22 1989-11-22 Processo para a reducao do teor de impurezas insaturadas em fluor-halocarbonetos saturados,fluor-halo-hidrocarbonetos e suas misturas

Country Status (14)

Country Link
US (2) US5449845A (OSRAM)
EP (1) EP0370688B1 (OSRAM)
JP (1) JPH02223534A (OSRAM)
CN (1) CN1043118A (OSRAM)
AT (1) ATE108429T1 (OSRAM)
AU (1) AU626349B2 (OSRAM)
BR (1) BR8905864A (OSRAM)
CA (1) CA2003039A1 (OSRAM)
DE (1) DE68916756D1 (OSRAM)
ES (1) ES2056229T3 (OSRAM)
IN (1) IN171615B (OSRAM)
MX (1) MX170445B (OSRAM)
RU (1) RU1836312C (OSRAM)
ZA (1) ZA898910B (OSRAM)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5300714A (en) * 1990-05-18 1994-04-05 Minnesota Mining And Manufacturing Company Method of purifying saturated fluoroperhalocarbon liquids
JPH0694427B2 (ja) * 1990-08-13 1994-11-24 セントラル硝子株式会社 １，１―ジクロロ―１―フルオロエタンの精製法
US5189230A (en) * 1990-12-21 1993-02-23 Hoechst Aktiengesellschaft Process for the removal of olefinic impurities from hydrochlorofluorocarbons
JPH0656713A (ja) * 1991-04-27 1994-03-01 Hoechst Ag クロロフルオロ炭化水素の精製方法
DE4115025A1 (de) * 1991-05-08 1992-11-12 Hoechst Ag Verfahren zur entfernung olefinischer verunreinigungen aus 1,1,1,2,3,3,3-heptafluorpropan
DK0574756T3 (da) * 1992-06-13 1997-04-14 Solvay Fremgangsmåde til fjernelse af olefiniske forureninger fra fluorerede C3-C6-carbonhydrider
BE1006432A3 (fr) * 1992-12-02 1994-08-23 Solvay Procede de purification de 1,1-difluoroethane.
JPH06271487A (ja) * 1993-03-22 1994-09-27 Central Glass Co Ltd １，１−ジクロロ−１−フルオロエタンの精製法
US5443742A (en) * 1994-11-07 1995-08-22 Minnesota Mining And Manufacturing Company Purification of stable organic compounds
US5569798A (en) * 1995-04-17 1996-10-29 Laroche Industries, Inc. Chlorination of halogenated carbon compounds for purification purposes
US5696309A (en) * 1995-04-17 1997-12-09 Laroche Industries, Inc. Purification of halogenated carbon compounds
FR2749581B1 (fr) * 1996-06-06 1998-08-14 Atochem Elf Sa Procede de purification d'hydrofluorocarbures satures
FR2754816B1 (fr) * 1996-10-18 1998-12-04 Atochem Elf Sa Procede de purification d'hydrogenochlorofluoroethanes
FR2771737B1 (fr) 1997-12-01 2000-02-04 Solvay Procedes de production et d'epuration de 1,1-difluoroethane et produit ainsi obtenu
WO2000014040A1 (de) * 1998-09-03 2000-03-16 Solvay Fluor Und Derivate Gmbh Reinigung von 1,1,1,3,3-pentafluorbutan
ES2312469T3 (es) * 2000-08-10 2009-03-01 Solvay (Societe Anonyme) Proceso para obtener un hidrofluoroalcano purificado.
TW539652B (en) * 2000-09-04 2003-07-01 Tsurumi Soda Kk Material for copper electroplating, method for manufacturing same and copper electroplating method
DE60207031T2 (de) 2001-01-15 2006-07-27 Showa Denko K.K. Verfahren zur herstellung von octafluorocyclobutan
JP4767422B2 (ja) * 2001-01-15 2011-09-07 昭和電工株式会社 オクタフルオロプロパンの精製方法および製造方法並びにその用途
DE60205083T2 (de) * 2001-01-15 2006-06-01 Showa Denko K.K. Verfahren zur herstellung von octafluoropropan
GB0107705D0 (en) * 2001-03-28 2001-05-16 Ineos Fluor Ltd Purification of saturated halocarbons
DE10351194B4 (de) * 2003-10-30 2006-07-27 Hadinek, Lutz, Dipl.-Chem. Verfahren zur Reinigung fluorierter Kohlenwasserstoffe
US7696392B2 (en) 2003-11-10 2010-04-13 Showa Denko K.K. Purification method of 1,1-difluoroethane
CN101492344B (zh) * 2008-11-04 2011-09-28 丹阳中超化工有限公司 对氯甲苯提纯工艺
KR20250152674A (ko) 2013-03-15 2025-10-23 허니웰 인터내셔날 인코포레이티드 2,3,3,3-테트라플루오로프로펜 생성물에서 할로겐화 에틸렌 불순물을 제거하는 방법
CN112939731A (zh) * 2014-10-16 2021-06-11 化学和冶金生产联合体股份公司 用于制备高纯度氯化烷烃的方法
US20210292626A1 (en) * 2018-08-09 2021-09-23 Daikin Industries, Ltd. Composition containing refrigerant, freezing method using said composition, operating method of refrigerator, and refrigerator
US12083493B2 (en) * 2021-03-04 2024-09-10 American Air Liquide, Inc. Selective adsorption of halocarbon impurities containing cl, br and i in fluorocarbons or hydrofluorocarbons using adsorbent supported metal oxide

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2999885A (en) * 1959-09-17 1961-09-12 Du Pont Purification of fluorocarbons
US3696156A (en) * 1970-04-03 1972-10-03 Du Pont Process for purification of fluoroperhalocarbons
GB1362909A (en) * 1972-03-02 1974-08-07 Ici Ltd Purification of inorganic compounds
US4158675A (en) * 1977-09-23 1979-06-19 Imperial Chemical Industries Limited Manufacture of halogenated compounds
US4129603A (en) * 1978-02-07 1978-12-12 Imperial Chemical Industries Limited Manufacture of halogenated compounds
JPS606627A (ja) * 1983-06-06 1985-01-14 イ−・アイ・デユポン・デ・ニモアス・アンド・カンパニ− パ−フルオロアルカンから一酸化炭素を除去する方法
EP0357328A1 (en) * 1988-09-01 1990-03-07 E.I. Du Pont De Nemours And Company Purification of 2,2-dichloro -1,1,1-trifluoroethane
US6555333B1 (en) * 2002-05-14 2003-04-29 Pml Microbiologicals, Inc. Broad spectrum fastidious organism culture medium

Also Published As

Publication number Publication date
MX170445B (es) 1993-08-23
ES2056229T3 (es) 1994-10-01
ZA898910B (en) 1991-07-31
AU4540289A (en) 1990-05-31
CA2003039A1 (en) 1990-05-22
EP0370688A1 (en) 1990-05-30
DE68916756D1 (de) 1994-08-18
JPH02223534A (ja) 1990-09-05
IN171615B (OSRAM) 1992-11-28
CN1043118A (zh) 1990-06-20
AU626349B2 (en) 1992-07-30
ATE108429T1 (de) 1994-07-15
US5449846A (en) 1995-09-12
RU1836312C (ru) 1993-08-23
US5449845A (en) 1995-09-12
EP0370688B1 (en) 1994-07-13

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Legal Events

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FD3 Appl. lapsed due to non-payment of renewal fee