GB1448919A - Carrier-vapour distillation - Google Patents

Carrier-vapour distillation

Info

Publication number
GB1448919A
GB1448919A GB5284174A GB5284174A GB1448919A GB 1448919 A GB1448919 A GB 1448919A GB 5284174 A GB5284174 A GB 5284174A GB 5284174 A GB5284174 A GB 5284174A GB 1448919 A GB1448919 A GB 1448919A
Authority
GB
United Kingdom
Prior art keywords
solvent
dec
distillation
condensed
benzene
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
GB5284174A
Other languages
English (en)
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.)
Haarmann and Reimer GmbH
Original Assignee
Haarmann and Reimer GmbH
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 Haarmann and Reimer GmbH filed Critical Haarmann and Reimer GmbH
Publication of GB1448919A publication Critical patent/GB1448919A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/78—Separation; Purification; Stabilisation; Use of additives
    • C07C45/81—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
    • C07C45/82—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation
    • C07C45/83—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation by extractive distillation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/34—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
    • B01D3/343—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances the substance being a gas
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/34—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
    • B01D3/38—Steam distillation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/78—Separation; Purification; Stabilisation; Use of additives
    • C07C45/783—Separation; Purification; Stabilisation; Use of additives by gas-liquid treatment, e.g. by gas-liquid absorption
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/78—Separation; Purification; Stabilisation; Use of additives
    • C07C45/81—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
GB5284174A 1973-12-07 1974-12-06 Carrier-vapour distillation Expired GB1448919A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19732360977 DE2360977A1 (de) 1973-12-07 1973-12-07 Verfahren zur destillativen reinigung von thermisch empfindlichen p - hydrosybenzaldehyden
DE19742452568 DE2452568C2 (de) 1973-12-07 1974-11-06 Trägerdampf-Destillation

Publications (1)

Publication Number Publication Date
GB1448919A true GB1448919A (en) 1976-09-08

Family

ID=25766208

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5284174A Expired GB1448919A (en) 1973-12-07 1974-12-06 Carrier-vapour distillation

Country Status (11)

Country Link
JP (1) JPS5721361B2 (xx)
AT (1) AT353749B (xx)
BE (1) BE823028A (xx)
CH (1) CH604801A5 (xx)
DD (1) DD117183A5 (xx)
DE (2) DE2360977A1 (xx)
FR (1) FR2253542B1 (xx)
GB (1) GB1448919A (xx)
IT (1) IT1024330B (xx)
NL (1) NL184455B (xx)
SU (1) SU620202A3 (xx)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107986950A (zh) * 2017-11-27 2018-05-04 昆山亚香香料股份有限公司 一种利用木质素化学提取高纯度香兰素的工艺方法
EP3806971A4 (en) * 2018-07-20 2022-03-23 SCG Chemicals Co., Ltd. PROCESS FOR THE SEPARATION OF ETHYLBENZENE FROM OTHER C8 AROMATIC COMPOUNDS
EP4079386A1 (en) * 2021-04-22 2022-10-26 Nederlandse Organisatie voor toegepast- natuurwetenschappelijk onderzoek TNO Process for separation of a product mixture

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4367113A (en) * 1981-06-29 1983-01-04 Gulf Oil Corporation Multicomponent polymer compositions
DE4340093A1 (de) * 1993-11-24 1995-06-01 Cognis Bio Umwelt Verfahren zur vereinfachten Trennung von Mehrstoffgemischen wenigstens anteilig organischen Ursprungs
FR2933974B1 (fr) * 2008-07-18 2010-09-17 Rhodia Operations Procede de separation d'un aldehyde aromatique
DE102013012948B4 (de) 2013-07-29 2015-08-06 Rudolf Krause Mobile Vorrichtung zur Gewinnung von dampfdestilliertem Reinstwasser, welches eine elektrische Leitfähigkeit unter 1,0 μS aufweist

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107986950A (zh) * 2017-11-27 2018-05-04 昆山亚香香料股份有限公司 一种利用木质素化学提取高纯度香兰素的工艺方法
EP3806971A4 (en) * 2018-07-20 2022-03-23 SCG Chemicals Co., Ltd. PROCESS FOR THE SEPARATION OF ETHYLBENZENE FROM OTHER C8 AROMATIC COMPOUNDS
EP4079386A1 (en) * 2021-04-22 2022-10-26 Nederlandse Organisatie voor toegepast- natuurwetenschappelijk onderzoek TNO Process for separation of a product mixture
WO2022223801A1 (en) * 2021-04-22 2022-10-27 Nederlandse Organisatie Voor Toegepast-Natuurwetenschappelijk Onderzoek Tno Process for the separation of a product mixture

Also Published As

Publication number Publication date
DE2452568C2 (de) 1985-12-12
FR2253542A1 (xx) 1975-07-04
AT353749B (de) 1979-11-26
JPS5090575A (xx) 1975-07-19
ATA972374A (de) 1979-05-15
JPS5721361B2 (xx) 1982-05-07
FR2253542B1 (xx) 1978-09-15
BE823028A (fr) 1975-06-06
DD117183A5 (xx) 1976-01-05
SU620202A3 (ru) 1978-08-15
IT1024330B (it) 1978-06-20
DE2360977A1 (de) 1975-06-26
DE2452568A1 (de) 1976-05-13
NL184455B (nl) 1989-03-01
CH604801A5 (xx) 1978-09-15
NL7415887A (nl) 1975-06-10

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee