KR940002633B1 - 조 테레프탈산중의 4-카복시-p-테르페닐의 형광을 모니터링하는 방법 - Google Patents

조 테레프탈산중의 4-카복시-p-테르페닐의 형광을 모니터링하는 방법 Download PDF

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Publication number
KR940002633B1
KR940002633B1 KR1019860009877A KR860009877A KR940002633B1 KR 940002633 B1 KR940002633 B1 KR 940002633B1 KR 1019860009877 A KR1019860009877 A KR 1019860009877A KR 860009877 A KR860009877 A KR 860009877A KR 940002633 B1 KR940002633 B1 KR 940002633B1
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KR
South Korea
Prior art keywords
terephthalic acid
terphenyl
carboxy
fluorescence
water
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
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KR1019860009877A
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English (en)
Korean (ko)
Other versions
KR870005250A (ko
Inventor
유진 제임스 데이비드
리챠드 노빅키 닐
웨인 맥코이 로버트
Original Assignee
아모코 코포레이션
랄프 챨스 메드허스트
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Publication of KR870005250A publication Critical patent/KR870005250A/ko
Application granted granted Critical
Publication of KR940002633B1 publication Critical patent/KR940002633B1/ko
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/64—Fluorescence; Phosphorescence
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
    • C07C51/255—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting
    • C07C51/265—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting having alkyl side chains which are oxidised to carboxyl groups
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T436/00—Chemistry: analytical and immunological testing
    • Y10T436/20—Oxygen containing
    • Y10T436/200833—Carbonyl, ether, aldehyde or ketone containing
    • Y10T436/201666—Carboxylic acid

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pathology (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • General Physics & Mathematics (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
  • Luminescent Compositions (AREA)
KR1019860009877A 1985-11-22 1986-11-22 조 테레프탈산중의 4-카복시-p-테르페닐의 형광을 모니터링하는 방법 Expired - Fee Related KR940002633B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/800,726 US4652674A (en) 1985-11-22 1985-11-22 Method for monitoring the fluorescence of 4-carboxy-p-terphenyl in crude terephthalic acid
US800726 1985-11-22

Publications (2)

Publication Number Publication Date
KR870005250A KR870005250A (ko) 1987-06-05
KR940002633B1 true KR940002633B1 (ko) 1994-03-26

Family

ID=25179198

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019860009877A Expired - Fee Related KR940002633B1 (ko) 1985-11-22 1986-11-22 조 테레프탈산중의 4-카복시-p-테르페닐의 형광을 모니터링하는 방법

Country Status (4)

Country Link
US (1) US4652674A (enExample)
EP (1) EP0224368A3 (enExample)
JP (1) JPS62181235A (enExample)
KR (1) KR940002633B1 (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6013835A (en) * 1995-06-07 2000-01-11 Hfm International, Inc. Method and apparatus for preparing purified terephthalic acid
US5767311A (en) * 1995-06-07 1998-06-16 Glitsch International, Inc. Method and apparatus for preparing purified terephtalic acid
US6054610A (en) * 1995-06-07 2000-04-25 Hfm International, Inc. Method and apparatus for preparing purified terephthalic acid and isophthalic acid from mixed xylenes
US5929274A (en) * 1995-06-07 1999-07-27 Hfm International, Inc. Method to reduce carboxybenzaldehyde isomers in terephthalic acid or isophthalic acid
US5616792A (en) * 1996-02-01 1997-04-01 Amoco Corporation Catalytic purification of dicarboxylic aromatic acid
US5756833A (en) * 1996-02-01 1998-05-26 Amoco Corporation Catalytic purification and recovery of dicarboxylic aromatic acids
KR100239318B1 (ko) * 1997-04-02 2000-01-15 조민호 테레프탈산 제조공정 중의 유기불순물 분석방법
US7683210B2 (en) * 2004-09-02 2010-03-23 Eastman Chemical Company Optimized liquid-phase oxidation
US7572932B2 (en) * 2004-09-02 2009-08-11 Eastman Chemical Company Optimized liquid-phase oxidation
CN113311087B (zh) * 2021-05-26 2022-03-08 浙江省化工产品质量检验站有限公司 一种共聚聚酯塑料中对苯二甲酸含量测定方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3584039A (en) * 1967-08-30 1971-06-08 Standard Oil Co Fiber-grade terephthalic acid by catalytic hydrogen treatment of dissolved impure terephthalic acid
US3726915A (en) * 1970-07-13 1973-04-10 Standard Oil Co Phthalic acid purification with copper activated palladium on carbon catalysts
US4405809A (en) * 1981-12-04 1983-09-20 Standard Oil Company (Indiana) Process for the manufacture of aromatic polycarboxylic acids having delta Y values below ten

Also Published As

Publication number Publication date
KR870005250A (ko) 1987-06-05
EP0224368A2 (en) 1987-06-03
JPH0533940B2 (enExample) 1993-05-20
JPS62181235A (ja) 1987-08-08
EP0224368A3 (en) 1989-06-07
US4652674A (en) 1987-03-24

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