JPS643147A - Production of high-purity terephthalic acid - Google Patents

Production of high-purity terephthalic acid

Info

Publication number: JPS643147A
Authority: JP; Japan
Prior art keywords: acetic acid; molecular oxygen; gas; xylene; contact
Prior art date: 1987-06-24
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.): Pending

Application number

JP62158291A

Other languages

English (en)

Other versions

JPH013147A (ja

Inventor

Takayuki Tsumura

Katsuhiko Nishiguchi

Toshiaki Takuma

Yoshitaka Mukai

Yoshio Fuchigami

Yasue Nakajima

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.)

Kuraray Yuka Co Ltd

Original Assignee

Kuraray Yuka Co 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.)

1987-06-24

Filing date

1987-06-24

Publication date

1989-01-06

1987-06-24 Application filed by Kuraray Yuka Co Ltd filed Critical Kuraray Yuka Co Ltd

1987-06-24 Priority to JP62158291A priority Critical patent/JPS643147A/ja

1989-01-06 Publication of JPH013147A publication Critical patent/JPH013147A/ja

1989-01-06 Publication of JPS643147A publication Critical patent/JPS643147A/ja

Status Pending legal-status Critical Current

Links

KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 title abstract 4
QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 abstract 12
URLKBWYHVLBVBO-UHFFFAOYSA-N Para-Xylene Chemical group CC1=CC=C(C)C=C1 URLKBWYHVLBVBO-UHFFFAOYSA-N 0.000 abstract 6
MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 abstract 4
229910001882 dioxygen Inorganic materials 0.000 abstract 4
239000007789 gas Substances 0.000 abstract 4
230000003647 oxidation Effects 0.000 abstract 3
238000007254 oxidation reaction Methods 0.000 abstract 3
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 2
238000002485 combustion reaction Methods 0.000 abstract 2
238000000034 method Methods 0.000 abstract 2
239000012452 mother liquor Substances 0.000 abstract 2
239000001301 oxygen Substances 0.000 abstract 2
229910052760 oxygen Inorganic materials 0.000 abstract 2
GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 abstract 1
-1 bromine compound Chemical class 0.000 abstract 1
229910052794 bromium Inorganic materials 0.000 abstract 1
229910001385 heavy metal Inorganic materials 0.000 abstract 1
239000011541 reaction mixture Substances 0.000 abstract 1
238000010405 reoxidation reaction Methods 0.000 abstract 1
239000002002 slurry Substances 0.000 abstract 1
239000002904 solvent Substances 0.000 abstract 1

Classifications

- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts

Landscapes

Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

JP62158291A 1987-06-24 1987-06-24 Production of high-purity terephthalic acid Pending JPS643147A (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
JP62158291A JPS643147A (en)	1987-06-24	1987-06-24	Production of high-purity terephthalic acid

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP62158291A JPS643147A (en)	1987-06-24	1987-06-24	Production of high-purity terephthalic acid

Publications (2)

Publication Number	Publication Date
JPH013147A JPH013147A (ja)	1989-01-06
JPS643147A true JPS643147A (en)	1989-01-06

Family

ID=15668394

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP62158291A Pending JPS643147A (en)	1987-06-24	1987-06-24	Production of high-purity terephthalic acid

Country Status (1)

Country	Link
JP (1)	JPS643147A (ja)

Cited By (4)

* 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
WO1999065854A1 (en) *	1998-06-16	1999-12-23	Hfm International, Inc.	Method to reduce carboxybenzaldehyde isomers in terephthalic acid or isophthalic acid
JP2007532569A (ja) *	2004-04-09	2007-11-15	ジーティーシーテクノロジーインコーポレイテッド	選択的溶媒を用いた複合体形成によるカルボン酸の精製
JP2008511653A (ja) *	2004-09-02	2008-04-17	イーストマンケミカルカンパニー	芳香族ジカルボン酸の最適化製造

1987
- 1987-06-24 JP JP62158291A patent/JPS643147A/ja active Pending

Cited By (4)

* 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
WO1999065854A1 (en) *	1998-06-16	1999-12-23	Hfm International, Inc.	Method to reduce carboxybenzaldehyde isomers in terephthalic acid or isophthalic acid
JP2007532569A (ja) *	2004-04-09	2007-11-15	ジーティーシーテクノロジーインコーポレイテッド	選択的溶媒を用いた複合体形成によるカルボン酸の精製
JP2008511653A (ja) *	2004-09-02	2008-04-17	イーストマンケミカルカンパニー	芳香族ジカルボン酸の最適化製造

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