BE768540A - SEPARATION PROCESS - Google Patents

SEPARATION PROCESS

Info

Publication number
BE768540A
BE768540A BE768540A BE768540A BE768540A BE 768540 A BE768540 A BE 768540A BE 768540 A BE768540 A BE 768540A BE 768540 A BE768540 A BE 768540A BE 768540 A BE768540 A BE 768540A
Authority
BE
Belgium
Prior art keywords
separation process
separation
Prior art date
Application number
BE768540A
Other languages
French (fr)
Inventor
R Chiang
E Perry
Original Assignee
Monsanto Co
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 Monsanto Co filed Critical Monsanto Co
Publication of BE768540A publication Critical patent/BE768540A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D309/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings
    • C07D309/34—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members
    • C07D309/36—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members with oxygen atoms directly attached to ring carbon atoms
    • C07D309/40—Oxygen atoms attached in positions 3 and 4, e.g. maltol
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/24—Dialysis ; Membrane extraction
    • B01D61/246—Membrane extraction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/76—Macromolecular material not specifically provided for in a single one of groups B01D71/08 - B01D71/74
    • B01D71/82—Macromolecular material not specifically provided for in a single one of groups B01D71/08 - B01D71/74 characterised by the presence of specified groups, e.g. introduced by chemical after-treatment
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/38—Separation; Purification; Stabilisation; Use of additives
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
    • C07C209/82—Purification; Separation; Stabilisation; Use of additives
    • C07C209/84—Purification
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C253/00—Preparation of carboxylic acid nitriles
    • C07C253/32—Separation; Purification; Stabilisation; Use of additives
    • C07C253/34—Separation; Purification
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
    • C07C29/76—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment
    • 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
    • C07C45/786—Separation; Purification; Stabilisation; Use of additives by membrane separation process, e.g. pervaporation, perstraction, reverse osmosis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/14—Membrane materials having negatively charged functional groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2601/00—Systems containing only non-condensed rings
    • C07C2601/12—Systems containing only non-condensed rings with a six-membered ring
    • C07C2601/14—The ring being saturated
BE768540A 1970-06-16 1971-06-15 SEPARATION PROCESS BE768540A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US4680070A 1970-06-16 1970-06-16

Publications (1)

Publication Number Publication Date
BE768540A true BE768540A (en) 1971-12-15

Family

ID=21945460

Family Applications (1)

Application Number Title Priority Date Filing Date
BE768540A BE768540A (en) 1970-06-16 1971-06-15 SEPARATION PROCESS

Country Status (7)

Country Link
JP (1) JPS5410548B1 (en)
BE (1) BE768540A (en)
DE (1) DE2129723C3 (en)
FR (1) FR2096357A5 (en)
GB (1) GB1351187A (en)
IL (1) IL37061A (en)
NL (1) NL170374C (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108440306A (en) * 2018-05-24 2018-08-24 梁小朝 A kind of device and method of the green production of tetramethyl ammonium carbonate

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1396091A (en) * 1971-02-18 1975-05-29 Babcock & Wilcox Ltd Semi-permeable membranes
US4218312A (en) * 1975-12-01 1980-08-19 Monsanto Company Membrane separation of organics from aqueous solutions
US4758348A (en) * 1985-02-01 1988-07-19 Sagami Chemical Research Center Copolymer, separating membrane made thereof and method for separating charge transfer interactive substance from a liquid mixture containing the same
US5087367A (en) * 1987-12-02 1992-02-11 Japan Represented By Ministry Of International Trade And Industry, Director-General Basic Industries Bureau Hydrolyzed membrane and process for the preparation of the same
US4992176A (en) * 1989-10-23 1991-02-12 Texaco Inc. Dehydration of organic oxygenates
DE102013223126A1 (en) * 2013-11-13 2015-05-13 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Process for the preparation of solvent-stable polymer membranes, polymer membrane and solution for the production of a polymer membrane
JP7086069B2 (en) * 2017-06-15 2022-06-17 株式会社カネカ Porous membrane for water treatment

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2953502A (en) * 1955-05-24 1960-09-20 American Oil Co Separation of azeotropic mixtures
NL136379C (en) * 1961-03-08
FR1578019A (en) * 1968-04-29 1969-08-14

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108440306A (en) * 2018-05-24 2018-08-24 梁小朝 A kind of device and method of the green production of tetramethyl ammonium carbonate
CN108440306B (en) * 2018-05-24 2023-11-03 柏川新材料科技(宁波)有限公司 Green production equipment and method of tetramethyl ammonium carbonate

Also Published As

Publication number Publication date
IL37061A (en) 1974-11-29
FR2096357A5 (en) 1972-02-11
JPS5410548B1 (en) 1979-05-08
DE2129723B2 (en) 1980-09-04
GB1351187A (en) 1974-04-24
NL170374B (en) 1982-06-01
DE2129723C3 (en) 1981-08-20
NL7108146A (en) 1971-12-20
DE2129723A1 (en) 1971-12-23
IL37061A0 (en) 1971-08-25
NL170374C (en) 1982-11-01

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