DK0524957T3 - Regenerering af zeolitter, som er benyttet til rensning af 1,1,1,2-tetrafluorethan - Google Patents

Regenerering af zeolitter, som er benyttet til rensning af 1,1,1,2-tetrafluorethan

Info

Publication number
DK0524957T3
DK0524957T3 DK91906018.6T DK91906018T DK0524957T3 DK 0524957 T3 DK0524957 T3 DK 0524957T3 DK 91906018 T DK91906018 T DK 91906018T DK 0524957 T3 DK0524957 T3 DK 0524957T3
Authority
DK
Denmark
Prior art keywords
regeneration
tetrafluoroethane
zeolite
molecular sieve
carbon molecular
Prior art date
Application number
DK91906018.6T
Other languages
Danish (da)
English (en)
Inventor
Stephen Frederic Yates
Original Assignee
Allied Signal Inc
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 Allied Signal Inc filed Critical Allied Signal Inc
Application granted granted Critical
Publication of DK0524957T3 publication Critical patent/DK0524957T3/da

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
    • C07C17/389—Separation; Purification; Stabilisation; Use of additives by adsorption on solids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
    • B01J20/16—Alumino-silicates
    • B01J20/165—Natural alumino-silicates, e.g. zeolites
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
    • B01J20/16—Alumino-silicates
    • B01J20/18—Synthetic zeolitic molecular sieves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/20—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbon; comprising carbon obtained by carbonising processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/30—Processes for preparing, regenerating, or reactivating
    • B01J20/34—Regenerating or reactivating
    • B01J20/3408—Regenerating or reactivating of aluminosilicate molecular sieves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/30—Processes for preparing, regenerating, or reactivating
    • B01J20/34—Regenerating or reactivating
    • B01J20/3416—Regenerating or reactivating of sorbents or filter aids comprising free carbon, e.g. activated carbon
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/30—Processes for preparing, regenerating, or reactivating
    • B01J20/34—Regenerating or reactivating
    • B01J20/3483—Regenerating or reactivating by thermal treatment not covered by groups B01J20/3441 - B01J20/3475, e.g. by heating or cooling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/30—Processes for preparing, regenerating, or reactivating
    • B01J20/34—Regenerating or reactivating
    • B01J20/3491—Regenerating or reactivating by pressure treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Separation Of Gases By Adsorption (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)
  • Physical Deposition Of Substances That Are Components Of Semiconductor Devices (AREA)
  • Thin Film Transistor (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
DK91906018.6T 1990-04-10 1991-03-06 Regenerering af zeolitter, som er benyttet til rensning af 1,1,1,2-tetrafluorethan DK0524957T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/506,969 US5087778A (en) 1990-04-10 1990-04-10 Regeneration of zeolites used for purifying 1,1,1,2-tetrafluoroethane

Publications (1)

Publication Number Publication Date
DK0524957T3 true DK0524957T3 (da) 1995-09-18

Family

ID=24016744

Family Applications (1)

Application Number Title Priority Date Filing Date
DK91906018.6T DK0524957T3 (da) 1990-04-10 1991-03-06 Regenerering af zeolitter, som er benyttet til rensning af 1,1,1,2-tetrafluorethan

Country Status (10)

Country Link
US (1) US5087778A (de)
EP (1) EP0524957B1 (de)
JP (1) JP2866736B2 (de)
AT (1) ATE123012T1 (de)
CA (1) CA2078224A1 (de)
DE (1) DE69110038T2 (de)
DK (1) DK0524957T3 (de)
ES (1) ES2072605T3 (de)
GR (1) GR3017194T3 (de)
WO (1) WO1991015445A1 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5288930A (en) * 1991-08-02 1994-02-22 Imperial Chemical Industries Plc Purification of 1,1,1,2-tetrafluoroethane
GB9116777D0 (en) * 1991-08-02 1991-09-18 Ici Plc Purification of 1,1,1,2-tetrafluoroethane
ES2093872T3 (es) * 1992-03-26 1997-01-01 Solvay Procedimiento para la reactivacion de un catalizador de carbon activo empleado para la preparacion de 1,1,1,2,3,3,3-heptafluoropropano (r 227).
US5300468A (en) * 1992-06-30 1994-04-05 Associated Universities, Inc. Carbonaceous adsorbent regeneration and halocarbon displacement by hydrocarbon gases
GB9214449D0 (en) * 1992-07-08 1992-08-19 Ici Plc Purification of 1,1,1,2-tetrafluoroethane
BR9207152A (pt) * 1992-07-17 1995-12-12 Du Pont Processos de separação de uma mistura de CHF2CHF2 e CF2 e CF3CH2F e processo para produção de C2H2F4 por hidrogenólise de C2CI2F4
US5600040A (en) * 1992-07-17 1997-02-04 E. I. Du Pont De Nemours And Company Separation of tetrafluoroethane isomers
EP0680783A3 (de) * 1994-05-05 1996-01-10 Dow Corning Zweistufige thermale Regeneration von Adsorbentmitteln.
FR2786766B1 (fr) * 1998-12-08 2001-01-26 Atochem Elf Sa Procede de sechage du difluoromethane
US6843071B1 (en) 1999-02-26 2005-01-18 Tempra Technology Inc. Preparation of refrigerant materials
JP4765963B2 (ja) * 2006-03-17 2011-09-07 東レ株式会社 ゼオライト吸着剤の焼成方法
EP2170789A1 (de) * 2007-07-20 2010-04-07 Solvay Fluor GmbH Verfahren zur gewinnung eines gereinigten hydrofluoralkans
US8075742B2 (en) 2009-02-27 2011-12-13 Midwest Refrigerants, Llc Apparatus and process for the separation and purification of ideal and non-ideal refrigerant mixtures
US8043574B1 (en) 2011-04-12 2011-10-25 Midwest Refrigerants, Llc Apparatus for the synthesis of anhydrous hydrogen halide and anhydrous carbon dioxide
US8128902B2 (en) * 2011-04-12 2012-03-06 Midwest Refrigerants, Llc Method for the synthesis of anhydrous hydrogen halide and anhydrous carbon dioxide
US8834830B2 (en) 2012-09-07 2014-09-16 Midwest Inorganics LLC Method for the preparation of anhydrous hydrogen halides, inorganic substances and/or inorganic hydrides by using as reactants inorganic halides and reducing agents
US20150259267A1 (en) 2014-03-14 2015-09-17 E.I. Du Pont De Nemours And Company PROCESS FOR THE REDUCTION OF RfC=CX IMPURITIES IN FLUOROOLEFINS
US10995047B2 (en) 2013-03-15 2021-05-04 The Chemours Company Fc, Llc Process for the reduction of RƒC≡CX impurities in fluoroolefins
CN104307479B (zh) * 2014-11-07 2016-04-20 威海华泰分子筛有限公司 一种失效碳分子筛的再生方法
CN107530680A (zh) * 2015-04-24 2018-01-02 霍尼韦尔国际公司 再生固体吸附剂的方法
CN107743479A (zh) 2015-04-24 2018-02-27 霍尼韦尔国际公司 降低244bb中的1233xf浓度的方法
JP6626736B2 (ja) * 2016-02-25 2019-12-25 日立造船株式会社 ゼオライト膜複合体の再生方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3513522A1 (de) * 1985-04-16 1986-10-16 Wacker-Chemie GmbH, 8000 München Verfahren zur reinigung von monohalogenalkanen
US4717697A (en) * 1985-07-16 1988-01-05 Takeda Chemical Industries, Ltd. Method of regenerating zeolite to remove acetone and water
US4906796A (en) * 1989-03-08 1990-03-06 Allied Signal Inc. Process for purifying 1,1,1,2-tetrafluoroethane
CA2004709A1 (en) * 1989-03-23 1990-09-23 Stephen F. Yates Process for purifying 1,1,1,2-tetrafluoroethane
US4940825A (en) * 1989-12-14 1990-07-10 Allied-Signal Inc. Process for removing dichloroacetylene from 1,1-dichloro-1-fluoroethane and/or vinylidene chloride
US4940824A (en) * 1989-12-14 1990-07-10 Allied-Signal Inc. Process for removing vinylidene chloride from 1,1-dichloro-1-fluoroethane

Also Published As

Publication number Publication date
US5087778A (en) 1992-02-11
WO1991015445A1 (en) 1991-10-17
DE69110038T2 (de) 1996-01-25
EP0524957B1 (de) 1995-05-24
ATE123012T1 (de) 1995-06-15
DE69110038D1 (de) 1995-06-29
JP2866736B2 (ja) 1999-03-08
EP0524957A1 (de) 1993-02-03
ES2072605T3 (es) 1995-07-16
CA2078224A1 (en) 1991-10-11
GR3017194T3 (en) 1995-11-30
JPH05506213A (ja) 1993-09-16

Similar Documents

Publication Publication Date Title
DK0524957T3 (da) Regenerering af zeolitter, som er benyttet til rensning af 1,1,1,2-tetrafluorethan
KR900014287A (ko) 1,1,1,2- 테트라 플루오로에탄의 정제방법
NO20052576L (no) Fjerning av svovelforbindelser fra hydrokarbonstrommer ved a bruke adsorbenter og regenerering av de belastede absorbentene
KR960021108A (ko) 가스 스트림으로부터 이산화탄소를 제거하는 방법
BR7905872A (pt) Processo de absorcao adiabatica para purifacao ou separacao de um gas
KR880002565A (ko) 개스 혼합물의 흡착분리 공정
DE60200543D1 (de) Rückgewinnung von Olefinen
KR890007794A (ko) 실활 촉매의 재생법
KR910700216A (ko) 카본 분자체를 이용한 클로로플루오로카본의 정제방법
ES2027778T3 (es) Adsorbente para la purificacion de los gases y procedimiento de purificacion.
KR20000057587A (ko) 육플루오르화황 회수 방법
DE3872015D1 (de) Adsorptives reinigungsverfahren.
DK0600536T3 (da) Fremgangsmåde til oprensning af 1,1-diflourethan
MX9204477A (es) Purificacion de 1,1,1,2-tetrafluroetano.
KR900701701A (ko) 방향족 스트림으로부터 불순물을 제거하는 방법
RU2002123346A (ru) Способ регенерации и/или выделения оксифторидов серы из газовых смесей
MX172450B (es) Mejoras en regneracion de zeolitas utilizadas para purificar 1,1,1,2-tetrafluoroetano
GR3017600T3 (en) Process for treating unsaturated hydrocarbon-containing gases or liquids by adsorption on zeolites.
RU97118276A (ru) Способ очистки абгазов окисления кумола от метанола
RU2002102740A (ru) Способ осушки и очистки углеводородных газов от меркаптанов и сероводорода
SU839558A1 (ru) Способ осушки и очистки природногогАзА OT СЕРОВОдОРОдА