JPH0477751B2 - - Google Patents

Info

Publication number
JPH0477751B2
JPH0477751B2 JP59055399A JP5539984A JPH0477751B2 JP H0477751 B2 JPH0477751 B2 JP H0477751B2 JP 59055399 A JP59055399 A JP 59055399A JP 5539984 A JP5539984 A JP 5539984A JP H0477751 B2 JPH0477751 B2 JP H0477751B2
Authority
JP
Japan
Prior art keywords
extraction
extract
subcritical
fluid
carbon dioxide
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 - Lifetime
Application number
JP59055399A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60199891A (ja
Inventor
Shoshichiro Inada
Yoshitaka Ozaki
Joji Ogasawara
Haruo Igo
Toshiaki Kobayashi
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.)
Sumitomo Seika Chemicals Co Ltd
Original Assignee
Sumitomo Seika Chemicals 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.)
Filing date
Publication date
Application filed by Sumitomo Seika Chemicals Co Ltd filed Critical Sumitomo Seika Chemicals Co Ltd
Priority to JP59055399A priority Critical patent/JPS60199891A/ja
Publication of JPS60199891A publication Critical patent/JPS60199891A/ja
Publication of JPH0477751B2 publication Critical patent/JPH0477751B2/ja
Granted legal-status Critical Current

Links

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
    • Y02P20/54—Improvements relating to the production of bulk chemicals using solvents, e.g. supercritical solvents or ionic liquids

Landscapes

  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
JP59055399A 1984-03-22 1984-03-22 ジベンジリデンソルビト−ル類の精製法 Granted JPS60199891A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59055399A JPS60199891A (ja) 1984-03-22 1984-03-22 ジベンジリデンソルビト−ル類の精製法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59055399A JPS60199891A (ja) 1984-03-22 1984-03-22 ジベンジリデンソルビト−ル類の精製法

Publications (2)

Publication Number Publication Date
JPS60199891A JPS60199891A (ja) 1985-10-09
JPH0477751B2 true JPH0477751B2 (cs) 1992-12-09

Family

ID=12997451

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59055399A Granted JPS60199891A (ja) 1984-03-22 1984-03-22 ジベンジリデンソルビト−ル類の精製法

Country Status (1)

Country Link
JP (1) JPS60199891A (cs)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2613713B1 (fr) * 1987-04-07 1989-08-04 Roquette Freres Procede de preparation de diacetals d'alditols, notamment du dibenzylidene-sorbitol, en milieu aqueux
US5094741A (en) * 1990-03-02 1992-03-10 Hewlett-Packard Company Decoupled flow and pressure setpoints in an extraction instrument using compressible fluids
US5322626A (en) * 1990-03-02 1994-06-21 Hewlett-Packard Company Decoupled flow and pressure setpoints in an extraction instrument using compressible fluids
US5240603A (en) * 1990-03-02 1993-08-31 Hewlett-Packard Company Decoupled flow and pressure setpoints in an extraction instrument using compressible fluids
JP3067972B2 (ja) * 1995-03-03 2000-07-24 新日本理化株式会社 ジアセタールの六方晶結晶、該六方晶結晶を含む核剤、該六方晶結晶を含むポリオレフィン系樹脂組成物及び成形物、並びに該組成物の成形方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2931395A1 (de) * 1979-08-02 1981-02-26 Henkel Kgaa Verfahren zur herstellung von gewuerzextrakten

Also Published As

Publication number Publication date
JPS60199891A (ja) 1985-10-09

Similar Documents

Publication Publication Date Title
JP2009539927A (ja) 粗グリセロールベース生成物、その精製方法およびジクロロプロパノールの製造におけるその使用方法
RU2004117063A (ru) Экстракционный способ извлечения примесей из маточного раствора в синтезе карбоновой кислоты
JP4611378B2 (ja) フェノール含有流出ストリームの抽出
NZ270873A (en) Extraction (especially hops) using supercritical gas
JPH0477751B2 (cs)
JP2003160573A (ja) プロピレンオキサイドの精製方法
US2780652A (en) Preparation of high purity formaldehyde
TWI577643B (zh) 單離純化含三丙酮胺反應混合物時所形成的廢水流之處理方法
JPS6219546A (ja) ｎ−ボルネオ−ルの精製法
US20080312439A1 (en) Work-Up in the Preparation of High-Purity Triethylenediamine
KR101016664B1 (ko) 알콜 탈수용 분자체의 제조방법
JPH10109948A (ja) イソプロピルアルコールの精製方法
JPS6058498A (ja) 小麦胚芽油の抽出法
CN114315546B (zh) 含水、丙二醇甲醚、环戊酮的废电子溶剂处理方法
JPS58219133A (ja) シクロヘキサノン及びシクロヘキサノ−ルの混合物から鹸化不可能で水不溶性の不純物を除去するための方法
JPS6225982A (ja) アルコ−ル濃縮精製法
WO2018214039A1 (en) Method for the purification of tertiary butyl hydroquinone
US4269987A (en) Purification of triazoles
RU2253649C1 (ru) Способ очистки технического резорцина
KR20060086000A (ko) 솔라네졸의 분리정제 방법
JP4100007B2 (ja) シクロペンテノロン類の精製方法
SU937440A1 (ru) Способ выделени ацетилена
RU2009130C1 (ru) Способ очистки технического 8-оксихинолина
US4437941A (en) Separation of hydrocarbon and alcohol azeotropic mixtures by distillation with anhydrous ammonia
JPH0733761A (ja) トリオキサンの精製法