KR900014287A - 1,1,1,2- 테트라 플루오로에탄의 정제방법 - Google Patents

1,1,1,2- 테트라 플루오로에탄의 정제방법 Download PDF

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Publication number
KR900014287A
KR900014287A KR1019900003065A KR900003065A KR900014287A KR 900014287 A KR900014287 A KR 900014287A KR 1019900003065 A KR1019900003065 A KR 1019900003065A KR 900003065 A KR900003065 A KR 900003065A KR 900014287 A KR900014287 A KR 900014287A
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South Korea
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tetrafluoroethane
zeolite
difluoro
chloro
ethylene
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KR1019900003065A
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KR920003923B1 (ko
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프레드릭 에이츠 스테펜
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쟝 르블랑제
소시에떼 아토샹
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    • 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
    • C07C17/38—Separation; Purification; Stabilisation; Use of additives
    • C07C17/389—Separation; Purification; Stabilisation; Use of additives by adsorption on solids

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)

Abstract

내용 없음

Description

1.1.1.2-테트라 플루오로에탄의 정제방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (9)

  1. -10∼100℃의 온도 및 100∼860kPa의 압력에서 3.8 내지 4.8Å의 평균 구멍 크기를 가진 제올라이트에 1,1,1,2-테트라플루오로에탄올 통과시킴으로써 10중량ppm 미만의 2-클로로-1,1-디플루오르-에틸렌을 함유하는 1,1,1,2-테트라플루오로에탄을 회수함을 특징으로 하는, 약 50∼10,000 중량ppm의 2-클로로-1,1-디플루오로-에틸렌(R-1122)을 함유하는 1,1,1,2-테트라플루오로에탄(R-134a)의 불순물 제거방법.
  2. 제1항에 있어서, 제올라이트는 5A 합성 제올라이트인 방법.
  3. 제1항에 있어서, 제올라이트는 칼슘 캐버자이트인 방법.
  4. 제1항에 있어서, 제올라이트는 제올라이트 입자의 고정층이며 1,1,1,2-테트라플루오로에탄의 시간당 기체 공간 속도는 130∼3600hr-1인 방법.
  5. 제1항에 있어서, 제올라이트를 900℃에서 점화시의 손실이 6중량% 미만이 되도록 하소하는 방법.
  6. 제1항에 있어서, 제올라이트는 제올라이트 입자의 고정층이며 1,1,1,2-테트라플루오로에탄의 시간당 액체 공간속도는 1∼30hr-1인 방법.
  7. -10∼100℃의 온도 및 100∼860kPa의 압력에서 3.8 내지 4.8Å의 평균 구멍 크기를 가진 탄소분자체에 1,1,1,2-테트라플루오로에탄을 통과시킴으로써 10중량ppm미만의 2-클로로-1,1-디플루오로-에틸렌을 함유하는 1,1,1,2-테트라플루오로에탄을 회수함을 특징으로 하는, 약 500∼10,000중량ppm의 2-클로로-1,1-디플루오르-에틸렌을 함유하는 1,1,1,2-테트라플루오로에탄의 불순물 제거방법.
  8. 제7항에 있어서, 탄소분자체는 탄소 입자의 고정층이며 1,1,1,2-테트라플루오로에탄의 시간당 기체 공간속도는 130∼3600hr-1인 방법.
  9. 제7항에 있어서, 탄소 분자체는 탄소 입자의 고정층이며 1,1,1,2-테트라플루오로에탄의 시간당 액체 공간속도는 1∼30hr-1인 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019900003065A 1989-03-08 1990-03-08 1, 1, 1, 2-테트라플루오로에탄의 정제방법 KR920003923B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US320,671 1989-03-08
US07/320,671 US4906796A (en) 1989-03-08 1989-03-08 Process for purifying 1,1,1,2-tetrafluoroethane
US07/320,671 1989-03-08

Publications (2)

Publication Number Publication Date
KR900014287A true KR900014287A (ko) 1990-10-23
KR920003923B1 KR920003923B1 (ko) 1992-05-18

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KR1019900003065A KR920003923B1 (ko) 1989-03-08 1990-03-08 1, 1, 1, 2-테트라플루오로에탄의 정제방법

Country Status (12)

Country Link
US (1) US4906796A (ko)
EP (1) EP0462975B1 (ko)
JP (1) JPH0761964B2 (ko)
KR (1) KR920003923B1 (ko)
AT (1) ATE106071T1 (ko)
AU (2) AU4940190A (ko)
CA (1) CA2008544A1 (ko)
DE (1) DE69009181T2 (ko)
ES (2) ES2053175T3 (ko)
GR (1) GR1000399B (ko)
MX (1) MX166047B (ko)
WO (1) WO1990010612A1 (ko)

Families Citing this family (49)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4902312A (en) * 1989-01-30 1990-02-20 Allied-Signal Inc. Carbon molecular sieves for purification of chlorofluorocarbons
CA2004709A1 (en) * 1989-03-23 1990-09-23 Stephen F. Yates Process for purifying 1,1,1,2-tetrafluoroethane
IT1230779B (it) * 1989-07-12 1991-10-29 Ausimont Srl Procedimento per preparare 1,1,1,2 tetrafluoroetano.
EP0489773B1 (de) * 1989-08-30 1993-10-20 Kali-Chemie Aktiengesellschaft Verfahren zur auftrennung von gemischen partiell fluorierter oder perfluorierter kohlenwasserstoffverbindungen
US4940824A (en) * 1989-12-14 1990-07-10 Allied-Signal Inc. Process for removing vinylidene chloride from 1,1-dichloro-1-fluoroethane
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
US5087778A (en) * 1990-04-10 1992-02-11 Allied-Signal Inc. Regeneration of zeolites used for purifying 1,1,1,2-tetrafluoroethane
US5300714A (en) * 1990-05-18 1994-04-05 Minnesota Mining And Manufacturing Company Method of purifying saturated fluoroperhalocarbon liquids
GB9105421D0 (en) * 1991-03-14 1991-05-01 Ici Plc Purification of 1,1,1,2-tetrafluoroethane
GB9107087D0 (en) * 1991-04-04 1991-05-22 Ici Plc Purification process
GB9107344D0 (en) * 1991-04-08 1991-05-22 Ici Plc Purification process
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
GB9116777D0 (en) * 1991-08-02 1991-09-18 Ici Plc Purification of 1,1,1,2-tetrafluoroethane
US5288930A (en) * 1991-08-02 1994-02-22 Imperial Chemical Industries Plc Purification of 1,1,1,2-tetrafluoroethane
US5336377A (en) * 1991-12-18 1994-08-09 Allied-Signal Inc. Process for removing 2-chloro-1,1-difluoroethylene from 1,1,1,2-tetrafluoroethane and co-producing 2-chloro-1,1,1,2-tetrafluoroethane
JP3130046B2 (ja) * 1992-03-10 2001-01-31 イー・アイ・デユポン・ドウ・ヌムール・アンド・カンパニー ヘキサフルオロエタン製品の精製
GB9214449D0 (en) * 1992-07-08 1992-08-19 Ici Plc Purification of 1,1,1,2-tetrafluoroethane
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
US5261948A (en) * 1992-09-10 1993-11-16 University Of Delaware Carbon molecular sieve for the kinetic separation of acid gases and fluorocarbons
WO1994022793A1 (en) * 1993-04-06 1994-10-13 E.I. Du Pont De Nemours And Company Separation of chloropentafluoroethane from pentafluoroethane
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
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
FR2724927B1 (fr) * 1994-09-26 1996-10-31 Atochem Elf Sa Procede de purification du difluoromethane
US5498873A (en) * 1994-11-15 1996-03-12 Tif Instruments, Inc. Refrigerant impurity analyzer
US5648569A (en) * 1995-08-02 1997-07-15 E. I. Du Pont De Nemours And Company Purifaction of pentafluoroethanes
US5843208A (en) * 1997-07-24 1998-12-01 Alliedsignal Inc. Process for recovering sulfur hexafluoride
US7084315B2 (en) * 2000-05-04 2006-08-01 Ineos Fluor Holdings Limited Removal of (hydro)haloalkene impurities from product streams
MXPA03001224A (es) * 2000-08-10 2003-09-22 Solvay Proceso para obtener un hidrofluoroalcano purificado.
GB0303972D0 (en) * 2003-02-20 2003-03-26 Ineos Fluor Holdings Ltd Process
KR100839063B1 (ko) * 2003-11-10 2008-06-19 쇼와 덴코 가부시키가이샤 1,1-디플루오로에탄의 정제방법
GB0611742D0 (en) * 2006-06-14 2006-07-26 Ineos Fluor Holdings Ltd Desiccants for fluids
US20100181186A1 (en) * 2007-07-20 2010-07-22 Solvay Fluor Gmbh Process for obtaining a purified hydrofluoroalkane
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
JP5607354B2 (ja) * 2009-12-28 2014-10-15 ユニオン昭和株式会社 高純度含フッ素化合物の製造方法及びその方法で得られた高純度含フッ素化合物
CN101747140B (zh) * 2009-12-29 2013-04-17 浙江工业大学 一种1,1,1,2-四氟乙烷的提纯方法
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
EP2812298A4 (en) 2012-02-10 2015-09-16 Haiyou Wang IMPROVED PROCESS FOR PRODUCING 2,3,3,3-TETRAFLUOROPROPENE
WO2013151070A1 (ja) * 2012-04-03 2013-10-10 旭硝子株式会社 フルオロオレフィンの精製方法、およびフルオロオレフィンの製造方法
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
US10995047B2 (en) 2013-03-15 2021-05-04 The Chemours Company Fc, Llc Process for the reduction of RƒC≡CX impurities in fluoroolefins
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
GB201307327D0 (en) 2013-04-23 2013-05-29 Mexichem Amanco Holding Sa Process
GB201410174D0 (en) 2014-06-09 2014-07-23 Mexichem Amanco Holding Sa Process
PL3239269T3 (pl) * 2014-09-25 2020-12-14 Daikin Industries, Ltd. Kompozycja zawierająca HFC i HFO
MX2017013511A (es) 2015-04-24 2018-02-09 Honeywell Int Inc Proceso para reducir la concentracion de 1233xf en 244bb.
CN110563549A (zh) * 2019-08-23 2019-12-13 江苏蓝色星球环保科技股份有限公司 一种1,1,1,2-四氟乙烷的纯化方法
CN112250540B (zh) * 2020-10-14 2023-10-31 太仓中化环保化工有限公司 一种从精馏重组分中分离R134a、R133a和R124的方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2917556A (en) * 1958-06-09 1959-12-15 Du Pont Process for separating vinylidene fluoride from vinyl fluoride
GB1052555A (ko) * 1963-05-31
US3804910A (en) * 1970-04-28 1974-04-16 C Furrow Isolation of polymerization grade tetrafluoroethylene
US3819493A (en) * 1973-04-26 1974-06-25 Phillips Petroleum Co Process for separating halogenated hydrocarbons by extractive distillation
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
DE3311751A1 (de) * 1983-03-31 1984-10-04 Hoechst Ag, 6230 Frankfurt Verfahren zur reinigung von fluorkohlenwasserstoffen
US4849558A (en) * 1988-06-30 1989-07-18 Allied-Signal Inc. Purification of chlorofluorocarbons

Also Published As

Publication number Publication date
ES2053175T3 (es) 1994-07-16
DE69009181D1 (de) 1994-06-30
ATE106071T1 (de) 1994-06-15
AU4940190A (en) 1990-10-09
AU618881B2 (en) 1992-01-09
KR920003923B1 (ko) 1992-05-18
US4906796A (en) 1990-03-06
EP0462975B1 (en) 1994-05-25
GR1000399B (el) 1992-06-30
AU5075290A (en) 1990-09-13
WO1990010612A1 (en) 1990-09-20
ES2019051A6 (es) 1991-05-16
JPH0761964B2 (ja) 1995-07-05
GR900100168A (en) 1990-07-31
EP0462975A1 (en) 1992-01-02
JPH04500211A (ja) 1992-01-16
DE69009181T2 (de) 1994-11-10
MX166047B (es) 1992-12-16
CA2008544A1 (en) 1990-09-08

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