JPH0127055B2 - - Google Patents

Info

Publication number
JPH0127055B2
JPH0127055B2 JP15722677A JP15722677A JPH0127055B2 JP H0127055 B2 JPH0127055 B2 JP H0127055B2 JP 15722677 A JP15722677 A JP 15722677A JP 15722677 A JP15722677 A JP 15722677A JP H0127055 B2 JPH0127055 B2 JP H0127055B2
Authority
JP
Japan
Prior art keywords
terephthalic acid
acetic acid
temperature
solvent
crude terephthalic
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
Application number
JP15722677A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5490136A (en
Inventor
Tatsuki Nagaoka
Teruo Ito
Shikyasu Itaya
Yukimasa Shigemura
Shigemi Shiraki
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.)
Mitsui Petrochemical Industries Ltd
Original Assignee
Mitsui Petrochemical 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 Mitsui Petrochemical Industries Ltd filed Critical Mitsui Petrochemical Industries Ltd
Priority to JP15722677A priority Critical patent/JPS5490136A/ja
Priority to DE2856529A priority patent/DE2856529C2/de
Priority to GB7850079A priority patent/GB2014564B/en
Priority to US05/973,944 priority patent/US4241220A/en
Priority to FR7836670A priority patent/FR2413352A1/fr
Publication of JPS5490136A publication Critical patent/JPS5490136A/ja
Publication of JPH0127055B2 publication Critical patent/JPH0127055B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
JP15722677A 1977-12-28 1977-12-28 Preparation of high purity terephthalic acid Granted JPS5490136A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP15722677A JPS5490136A (en) 1977-12-28 1977-12-28 Preparation of high purity terephthalic acid
DE2856529A DE2856529C2 (de) 1977-12-28 1978-12-28 Verfahren zur Herstellung von Terephthalsäure
GB7850079A GB2014564B (en) 1977-12-28 1978-12-28 Process for producing terephthalic acid
US05/973,944 US4241220A (en) 1977-12-28 1978-12-28 Process for producing terephthalic acid
FR7836670A FR2413352A1 (fr) 1977-12-28 1978-12-28 Procede de preparation de l'acide terephtalique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15722677A JPS5490136A (en) 1977-12-28 1977-12-28 Preparation of high purity terephthalic acid

Publications (2)

Publication Number Publication Date
JPS5490136A JPS5490136A (en) 1979-07-17
JPH0127055B2 true JPH0127055B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1989-05-26

Family

ID=15644971

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15722677A Granted JPS5490136A (en) 1977-12-28 1977-12-28 Preparation of high purity terephthalic acid

Country Status (1)

Country Link
JP (1) JPS5490136A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59190947A (ja) * 1983-04-11 1984-10-29 Toyobo Co Ltd 高純度テレフタル酸の製造法

Also Published As

Publication number Publication date
JPS5490136A (en) 1979-07-17

Similar Documents

Publication Publication Date Title
EP0021747B1 (en) Process for the preparation of terephthalic acid
EP0465100B1 (en) Process for producing high purity isophthalic acid
US5183933A (en) Process for preparing 2,6-naphthalene-dicarboxylic acid
EP0971872B1 (en) Process for preparing 2,6-naphthalenedicarboxylic acid
EP0135341B1 (en) Process for preparing terephthalic acid from para-xylene
US5292934A (en) Method for preparing aromatic carboxylic acids
US3887612A (en) Process for preparing high purity terephthalic acid
GB2204581A (en) Preparation of polymer-grade terephthalic acid
JPS59106435A (ja) 高純度テレフタル酸の製法
US4241220A (en) Process for producing terephthalic acid
JPH08506571A (ja) 高純度ベンゼンジカルボン酸異性体の製造方法
US3484458A (en) Trimellitic acid production and recovery of intramolecular anhydride
GB1589310A (en) Continuous process for producing terephthalic acid
JPS5931491B2 (ja) テレフタル酸懸濁液中の母液を置換分離する方法
KR100562436B1 (ko) 고순도 디메틸 2,6-나프탈렌디카복시레이트의 제조 방법
US4788296A (en) Process for the production and recovery of trimellitic anhydride
US3721708A (en) Process for the preparation of o-phthalic acid
JPH0127055B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
KR820000653B1 (ko) 테레프탈산의 제조 방법
JPS5910650B2 (ja) 高純度テレフタル酸の製造方法
EP0443856B1 (en) Preparation of isopropylidene bis(phthalic acid) and isopropylidene bis (phthalic anhydride)
JPS5842858B2 (ja) 高純度テレフタル酸の製法
JPH06345685A (ja) １，４−ナフタレンジカルボン酸の製造方法
JPS623139B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP2003342227A (ja) ビフェニルテトラカルボン酸の製造法