JPH09176054A - 結晶性物質の精製方法 - Google Patents

結晶性物質の精製方法

Info

Publication number
JPH09176054A
JPH09176054A JP7339341A JP33934195A JPH09176054A JP H09176054 A JPH09176054 A JP H09176054A JP 7339341 A JP7339341 A JP 7339341A JP 33934195 A JP33934195 A JP 33934195A JP H09176054 A JPH09176054 A JP H09176054A
Authority
JP
Japan
Prior art keywords
specific substance
crystals
concentration
substance
solvent
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.)
Withdrawn
Application number
JP7339341A
Other languages
English (en)
Japanese (ja)
Inventor
Koichi Nagaoka
浩一 永岡
Koji Yamamoto
浩司 山本
Masahiro Motoyuki
正浩 元行
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.)
Kobe Steel Ltd
Original Assignee
Kobe Steel 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 Kobe Steel Ltd filed Critical Kobe Steel Ltd
Priority to JP7339341A priority Critical patent/JPH09176054A/ja
Priority to EP96941884A priority patent/EP0939068A1/en
Priority to KR1019980704904A priority patent/KR19990076779A/ko
Priority to CA002241571A priority patent/CA2241571A1/en
Priority to PCT/JP1996/003668 priority patent/WO1997024302A1/ja
Publication of JPH09176054A publication Critical patent/JPH09176054A/ja
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
    • C07B63/00—Purification; Separation; Stabilisation; Use of additives
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/14—Purification; Separation; Use of additives by crystallisation; Purification or separation of the crystals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
JP7339341A 1995-12-26 1995-12-26 結晶性物質の精製方法 Withdrawn JPH09176054A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP7339341A JPH09176054A (ja) 1995-12-26 1995-12-26 結晶性物質の精製方法
EP96941884A EP0939068A1 (en) 1995-12-26 1996-12-17 Method for purifying crystalline substance
KR1019980704904A KR19990076779A (ko) 1995-12-26 1996-12-17 결정성 물질의 정제방법
CA002241571A CA2241571A1 (en) 1995-12-26 1996-12-17 Method for purifying crystalline substance
PCT/JP1996/003668 WO1997024302A1 (en) 1995-12-26 1996-12-17 Method for purifying crystalline substance

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7339341A JPH09176054A (ja) 1995-12-26 1995-12-26 結晶性物質の精製方法

Publications (1)

Publication Number Publication Date
JPH09176054A true JPH09176054A (ja) 1997-07-08

Family

ID=18326540

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7339341A Withdrawn JPH09176054A (ja) 1995-12-26 1995-12-26 結晶性物質の精製方法

Country Status (5)

Country Link
EP (1) EP0939068A1 (enExample)
JP (1) JPH09176054A (enExample)
KR (1) KR19990076779A (enExample)
CA (1) CA2241571A1 (enExample)
WO (1) WO1997024302A1 (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001016061A1 (en) * 1999-08-31 2001-03-08 Kabushiki Kaisha Kobe Seiko Sho Method for producing 2,6-dimethylnaphthalene
KR100316139B1 (ko) * 1999-01-15 2001-12-20 박호군 고순도의 2,6-디메틸나프탈렌의 분리 방법
KR100463076B1 (ko) * 2002-03-18 2004-12-23 한국화학연구원 2,6-디메틸나프탈렌의 분리정제방법

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002114718A (ja) * 2000-10-02 2002-04-16 Kobe Steel Ltd ２，６−ジメチルナフタレンの製造方法
CN102179063A (zh) * 2011-03-23 2011-09-14 苏州汇通色谱分离纯化有限公司 高压液-液萃取方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS644203A (en) * 1987-06-26 1989-01-09 Kobe Steel Ltd Surface cleaning of solid phase by pressure crystallization
JP2524800B2 (ja) * 1988-03-07 1996-08-14 昭和シェル石油株式会社 圧力晶析法によるナフタレンのメチル誘導体の分離方法
JPH03258748A (ja) * 1990-03-07 1991-11-19 Nippon Steel Chem Co Ltd ２，６―ナフタレンジカルボン酸の製造方法
JPH05331079A (ja) * 1992-05-26 1993-12-14 Kobe Steel Ltd ２，６−ジイソプロピルナフタレンの分離精製法

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100316139B1 (ko) * 1999-01-15 2001-12-20 박호군 고순도의 2,6-디메틸나프탈렌의 분리 방법
WO2001016061A1 (en) * 1999-08-31 2001-03-08 Kabushiki Kaisha Kobe Seiko Sho Method for producing 2,6-dimethylnaphthalene
US6894202B1 (en) 1999-08-31 2005-05-17 Kobe Steel, Ltd. Method for producing 2,6-dimethylnaphthalene
KR100463076B1 (ko) * 2002-03-18 2004-12-23 한국화학연구원 2,6-디메틸나프탈렌의 분리정제방법

Also Published As

Publication number Publication date
KR19990076779A (ko) 1999-10-15
WO1997024302A1 (en) 1997-07-10
EP0939068A1 (en) 1999-09-01
CA2241571A1 (en) 1997-07-10
EP0939068A4 (enExample) 1999-09-01

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Legal Events

Date Code Title Description
A300 Application deemed to be withdrawn because no request for examination was validly filed

Free format text: JAPANESE INTERMEDIATE CODE: A300

Effective date: 20030304