CH604801A5 - - Google Patents

Info

Publication number
CH604801A5
CH604801A5 CH1627574A CH1627574A CH604801A5 CH 604801 A5 CH604801 A5 CH 604801A5 CH 1627574 A CH1627574 A CH 1627574A CH 1627574 A CH1627574 A CH 1627574A CH 604801 A5 CH604801 A5 CH 604801A5
Authority
CH
Switzerland
Application number
CH1627574A
Inventor
Kurt Bauer
Hans Walter Brandt
Juergen Schroeter
Original Assignee
Haarmann & 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 & Reimer Gmbh filed Critical Haarmann & Reimer Gmbh
Publication of CH604801A5 publication Critical patent/CH604801A5/xx

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)
CH1627574A 1973-12-07 1974-12-06 CH604801A5 (xx)

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
CH604801A5 true CH604801A5 (xx) 1978-09-15

Family

ID=25766208

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1627574A CH604801A5 (xx) 1973-12-07 1974-12-06

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)

Families Citing this family (7)

* 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
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
KR20210033031A (ko) * 2018-07-20 2021-03-25 에스씨지 케미컬스 컴퍼니, 리미티드. 다른 c8 방향족 화합물로부터 에틸벤젠의 분리를 위한 공정
EP4079386A1 (en) * 2021-04-22 2022-10-26 Nederlandse Organisatie voor toegepast- natuurwetenschappelijk onderzoek TNO Process for separation of a product mixture

Also Published As

Publication number Publication date
BE823028A (fr) 1975-06-06
NL7415887A (nl) 1975-06-10
AT353749B (de) 1979-11-26
FR2253542B1 (xx) 1978-09-15
ATA972374A (de) 1979-05-15
FR2253542A1 (xx) 1975-07-04
DD117183A5 (xx) 1976-01-05
JPS5090575A (xx) 1975-07-19
SU620202A3 (ru) 1978-08-15
DE2452568C2 (de) 1985-12-12
GB1448919A (en) 1976-09-08
DE2452568A1 (de) 1976-05-13
JPS5721361B2 (xx) 1982-05-07
NL184455B (nl) 1989-03-01
DE2360977A1 (de) 1975-06-26
IT1024330B (it) 1978-06-20

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Legal Events

Date Code Title Description
PL Patent ceased