CA2361985C - Procede de purification du 1,1,1-trifluoro-2-chloroethane - Google Patents

Procede de purification du 1,1,1-trifluoro-2-chloroethane Download PDF

Info

Publication number
CA2361985C
CA2361985C CA002361985A CA2361985A CA2361985C CA 2361985 C CA2361985 C CA 2361985C CA 002361985 A CA002361985 A CA 002361985A CA 2361985 A CA2361985 A CA 2361985A CA 2361985 C CA2361985 C CA 2361985C
Authority
CA
Canada
Prior art keywords
liquid phase
mixture
trifluoro
chloroethane
temperature
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
CA002361985A
Other languages
English (en)
Other versions
CA2361985A1 (fr
Inventor
Takehide Tsuda
Nobuyoshi Iwashita
Satoshi Komatsu
Satoshi Koyama
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Daikin Industries Ltd
Original Assignee
Daikin Industries 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 Industries Ltd filed Critical Daikin Industries Ltd
Priority claimed from CA002066017A external-priority patent/CA2066017C/fr
Publication of CA2361985A1 publication Critical patent/CA2361985A1/fr
Application granted granted Critical
Publication of CA2361985C publication Critical patent/CA2361985C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CA002361985A 1991-04-15 1992-04-14 Procede de purification du 1,1,1-trifluoro-2-chloroethane Expired - Fee Related CA2361985C (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP8226191 1991-04-15
JP82261/1991 1991-04-15
CA002066017A CA2066017C (fr) 1991-04-15 1992-04-14 Melange azeotrope de fluorure d'hydrogene et de 2-chloro-1,1,1-trifluoroethane; methode de purification du 2-chloro-1,1,1-trifluoroethane

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CA002066017A Division CA2066017C (fr) 1991-04-15 1992-04-14 Melange azeotrope de fluorure d'hydrogene et de 2-chloro-1,1,1-trifluoroethane; methode de purification du 2-chloro-1,1,1-trifluoroethane

Publications (2)

Publication Number Publication Date
CA2361985A1 CA2361985A1 (fr) 1992-10-16
CA2361985C true CA2361985C (fr) 2005-02-15

Family

ID=25675085

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002361985A Expired - Fee Related CA2361985C (fr) 1991-04-15 1992-04-14 Procede de purification du 1,1,1-trifluoro-2-chloroethane

Country Status (1)

Country Link
CA (1) CA2361985C (fr)

Also Published As

Publication number Publication date
CA2361985A1 (fr) 1992-10-16

Similar Documents

Publication Publication Date Title
EP0606482B1 (fr) Procede d'extraction de fluorure d'hydrogene
US7183448B2 (en) Azeotropic composition, comprising 1, 1, 1, 3,3-pentafluoropropane and 1, 1, 1-trifluoro-3-chloro-2-propene, method of separation and purification of the same, and process for producing 1, 1, 1,3,3-pentafloropropane and 1, 1, 1-trifluoro-3-chloro-2-propene
KR100235756B1 (ko) 2원 공비물 성분의 정제방법
US4975156A (en) Process for the separation of hydrogen fluoride, 1,1-dichloro-1-fluoroethane and 1-chloro-1,1-difluoroethane from liquid mixtures thereof
CA2066017C (fr) Melange azeotrope de fluorure d'hydrogene et de 2-chloro-1,1,1-trifluoroethane; methode de purification du 2-chloro-1,1,1-trifluoroethane
EP0601373B1 (fr) Procédé pour la séparation de fluorure d'hydrogène de ses mélanges avec des hydrocarbures chlorés et fluorés 123 et/ou 124
JP3175286B2 (ja) フッ化水素と１，１，１−トリフルオロ−２−クロロエタンの共沸混合物および１，１，１−トリフルオロ−２−クロロエタンの精製方法
EP0736508B1 (fr) Procede de purification de 1,1,1,3,3-pentafluoro-2,3-dichloropropane
JP3163831B2 (ja) １，１−ジフルオロエタンとフッ化水素の共沸混合物および１，１−ジフルオロエタンまたはフッ化水素の回収方法
JP3182869B2 (ja) ペンタフルオロエタンとペンタフルオロクロロエタンとの共沸混合物およびペンタフルオロクロロエタンの分離方法
CA2361985C (fr) Procede de purification du 1,1,1-trifluoro-2-chloroethane
US5401430A (en) Azeotropic mixture of hydrogen fluoride and 1,1,1-trifluoro-2-chloroethane
EP1026139B1 (fr) Procede de preparation de pentafluoroethane
KR100598890B1 (ko) 하이드로플루오로카본의 정제
JPH0532568A (ja) フツ化水素とジクロロフルオロメタンの混合物からフツ化水素を除去する方法
US6676809B1 (en) Process for removal of hydrogen fluoride
US6242410B1 (en) Azeotropic composition of hexafluoropropylene dimer and acetonitrile and separation process using the same
JPH06293674A (ja) ペンタフルオロエタンとフッ化水素の共沸混合物およびペンタフルオロエタンまたはフッ化水素の回収方法
JP3387484B2 (ja) フッ化水素の除去方法
EP1336609A2 (fr) Récupération du 3,4-époxy-1-butène par distillation éxtractive
JPH11158091A (ja) ヘキサフルオロプロピレン二量体とアセトニトリルとの共沸組成物およびそれを用いる分離方法
JPH03176434A (ja) フッ化水素の除去方法

Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed