CN1183072C - 提纯全氟环丁烷的方法 - Google Patents

提纯全氟环丁烷的方法 Download PDF

Info

Publication number
CN1183072C
CN1183072C CNB998036463A CN99803646A CN1183072C CN 1183072 C CN1183072 C CN 1183072C CN B998036463 A CNB998036463 A CN B998036463A CN 99803646 A CN99803646 A CN 99803646A CN 1183072 C CN1183072 C CN 1183072C
Authority
CN
China
Prior art keywords
pfc
mole
pph
azeotrope
hfc
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
CNB998036463A
Other languages
English (en)
Chinese (zh)
Other versions
CN1292773A (zh
Inventor
C・-P・C・考
C·－P·C·考
马勒
B·A·马勒
米勒
R·N·米勒
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of CN1292773A publication Critical patent/CN1292773A/zh
Application granted granted Critical
Publication of CN1183072C publication Critical patent/CN1183072C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C23/00—Compounds containing at least one halogen atom bound to a ring other than a six-membered aromatic ring
    • C07C23/02—Monocyclic halogenated hydrocarbons
    • C07C23/06—Monocyclic halogenated hydrocarbons with a four-membered ring
    • 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
    • C07C17/383—Separation; Purification; Stabilisation; Use of additives by distillation
    • 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
    • C07C17/383—Separation; Purification; Stabilisation; Use of additives by distillation
    • C07C17/386—Separation; Purification; Stabilisation; Use of additives by distillation with auxiliary compounds
    • 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
    • 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
    • C07C19/12—Acyclic saturated compounds containing halogen atoms containing fluorine and chlorine having two carbon atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CNB998036463A 1998-03-05 1999-03-05 提纯全氟环丁烷的方法 Expired - Fee Related CN1183072C (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US7692398P 1998-03-05 1998-03-05
US60/076,923 1998-03-05
US60/076923 1998-03-05

Publications (2)

Publication Number Publication Date
CN1292773A CN1292773A (zh) 2001-04-25
CN1183072C true CN1183072C (zh) 2005-01-05

Family

ID=22135014

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB998036463A Expired - Fee Related CN1183072C (zh) 1998-03-05 1999-03-05 提纯全氟环丁烷的方法

Country Status (5)

Country Link
EP (1) EP1062194A1 (fr)
JP (1) JP2002505311A (fr)
KR (1) KR20010041583A (fr)
CN (1) CN1183072C (fr)
WO (1) WO1999044973A1 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6333440B1 (en) 2000-04-07 2001-12-25 E. I. Du Pont De Nemours And Company Process for perfluorocyclobutane purification
TWI288025B (en) * 2000-09-14 2007-10-11 Showa Denko Kk Adsorbent for purifying perfluorocarbon, process for producing same, high purity octafluoropropane and octafluorocyclobutane, and use thereof
JP4767423B2 (ja) * 2001-01-15 2011-09-07 昭和電工株式会社 オクタフルオロシクロブタンの精製方法および製造方法並びにその用途
CN104529697B (zh) * 2014-12-02 2016-05-25 山东东岳高分子材料有限公司 一种从二氟一氯甲烷裂解残液中回收高纯度八氟环丁烷的方法
FR3035104B1 (fr) * 2015-04-14 2017-04-07 Arkema France Procede de purification du pentafluoroethane
CN116390903A (zh) * 2020-09-17 2023-07-04 株式会社力森诺科 八氟环丁烷的纯化方法
JP7360055B2 (ja) * 2021-07-15 2023-10-12 ダイキン工業株式会社 アルケンの製造方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2404374A (en) * 1943-04-23 1946-07-23 Du Pont Polyfluorinated cycloparaffins and process for producing them
GB886714A (en) * 1958-08-14 1962-01-10 Du Pont Production of fluorocarbons

Also Published As

Publication number Publication date
KR20010041583A (ko) 2001-05-25
CN1292773A (zh) 2001-04-25
EP1062194A1 (fr) 2000-12-27
WO1999044973A1 (fr) 1999-09-10
JP2002505311A (ja) 2002-02-19

Similar Documents

Publication Publication Date Title
CN1291958C (zh) 萘衍生物和含有它的液晶组合物
CN1006464B (zh) 萘衍生物的制备方法
CN1087086A (zh) 噻唑基乙烯基苯基衍生物
CN1143945A (zh) 利用萃取蒸馏法分离和去除四氟己烷中的杂质
CN1058032C (zh) 用于卤代聚合物的液体稳定剂组合物
CN1082088A (zh) 氟代醚和氟代烃组合物
CN1046937C (zh) 木酚素系化合物的制备方法
CN1037431C (zh) 氟代烃的生产
CN1181155C (zh) 氢氟碳化合物组合物
CN1091782A (zh) 混合溶剂组合物及利用该溶剂的洗涤方法和洗涤装置
CN1272304C (zh) （甲基）丙烯酸类的制造方法
CN1117732C (zh) 新型二氢萘化合物及其制备方法
CN1111671A (zh) 液晶化合物和液晶结合物
CN1165509A (zh) 六氟乙烷产品的纯化方法
CN1084720C (zh) 从hfc－125中去除cfc－115和氢氟酸的蒸馏方法
CN1042173A (zh) 超扭曲液晶显示器
CN1183072C (zh) 提纯全氟环丁烷的方法
CN1926114A (zh) 用于制备经取代n－芳基－n′－′3－(1h－吡唑－5－基)苯基脲及其中间体的方法
CN1032751C (zh) 噻唑烷化合物，其制备及其治疗用途
CN1033639C (zh) 含有醌基的噻唑烷化合物的制备方法
CN1219773C (zh) 2－氯噻唑化合物制备方法
CN1098102A (zh) 7-氧杂二环庚烷羧酸前列腺素同系物中间体及其制法
CN1571781A (zh) 4－咪唑啉－2－酮化合物
CN1578783A (zh) 过渡金属络合物和烯烃聚合用催化剂以及用其制备烯烃聚合物的方法
CN1070852C (zh) 乌头碱型化合物14-o-酰化体的制法

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20050105