DE1959168A1 - Verfahren zur Herstellung von Polyarylaminen - Google Patents

Verfahren zur Herstellung von Polyarylaminen

Info

Publication number
DE1959168A1
DE1959168A1 DE19691959168 DE1959168A DE1959168A1 DE 1959168 A1 DE1959168 A1 DE 1959168A1 DE 19691959168 DE19691959168 DE 19691959168 DE 1959168 A DE1959168 A DE 1959168A DE 1959168 A1 DE1959168 A1 DE 1959168A1
Authority
DE
Germany
Prior art keywords
acid
reactor
formaldehyde
catalyst
parts
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.)
Pending
Application number
DE19691959168
Other languages
German (de)
English (en)
Inventor
Brooks Martin Frederick
Vincent Kerrigan
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.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries 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 Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Publication of DE1959168A1 publication Critical patent/DE1959168A1/de
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
    • C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
    • C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
    • C08G18/7664—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/18—Stationary reactors having moving elements inside
    • B01J19/1862—Stationary reactors having moving elements inside placed in series
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00159—Controlling the temperature controlling multiple zones along the direction of flow, e.g. pre-heating and after-cooling
    • 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
    • Y02P20/584—Recycling of catalysts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
DE19691959168 1968-11-25 1969-11-25 Verfahren zur Herstellung von Polyarylaminen Pending DE1959168A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB5580368 1968-11-25
GB4806669 1969-09-30

Publications (1)

Publication Number Publication Date
DE1959168A1 true DE1959168A1 (de) 1970-07-30

Family

ID=26266203

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19691959168 Pending DE1959168A1 (de) 1968-11-25 1969-11-25 Verfahren zur Herstellung von Polyarylaminen

Country Status (4)

Country Link
DE (1) DE1959168A1 (enExample)
FR (1) FR2024209A1 (enExample)
GB (1) GB1228495A (enExample)
NL (1) NL6917710A (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1293879B (de) * 1967-06-10 1969-04-30 Dahl Manfred Trennwand fuer einen Kabelkanal
DE2557501A1 (de) * 1975-12-19 1977-06-30 Bayer Ag Verfahren zur herstellung von polyaminen
DE2557500A1 (de) * 1975-12-19 1977-06-30 Bayer Ag Verfahren zur herstellung von polyaminen

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1004234A (en) * 1972-08-04 1977-01-25 Bayer Aktiengesellschaft Process for the production of polyamines
US4189443A (en) * 1974-04-26 1980-02-19 Bayer Aktiengesellschaft Method for making a polyamine
US3971829A (en) * 1974-11-18 1976-07-27 Jefferson Chemical Company, Inc. Preparation of methylene-bridged polyphenylpolyamine mixtures
US4064170A (en) * 1976-09-15 1977-12-20 Texaco Development Corporation Preparation of methylene-bridged polyarylpolyamine mixtures
DE2750975A1 (de) * 1976-11-19 1978-05-24 Mobay Chemical Corp Verfahren zur herstellung von polyaminen der diphenylmethan-reihe
DE2947531A1 (de) * 1979-11-26 1981-06-04 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von polyphenylpolymethylenpolyaminen
CH660879A5 (de) * 1984-10-30 1987-05-29 Ciba Geigy Ag Einstufenverfahren zur herstellung von bis-(amino-nitrophenyl)-methan.
DE10111337A1 (de) * 2001-03-08 2002-09-12 Basf Ag Verfahren zur Herstellung von MDI, insbesondere von 2.4'-MDI
PT3160934T (pt) * 2014-06-24 2022-04-20 Covestro Intellectual Property Gmbh & Co Kg Método para preparação de di- e poliaminas da série de difenilmetano
US11795259B2 (en) 2020-04-15 2023-10-24 Fina Technology, Inc. Methods for production of high impact polystyrene having an improved rubber morphology

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1293879B (de) * 1967-06-10 1969-04-30 Dahl Manfred Trennwand fuer einen Kabelkanal
DE2557501A1 (de) * 1975-12-19 1977-06-30 Bayer Ag Verfahren zur herstellung von polyaminen
DE2557500A1 (de) * 1975-12-19 1977-06-30 Bayer Ag Verfahren zur herstellung von polyaminen

Also Published As

Publication number Publication date
NL6917710A (enExample) 1970-05-27
GB1228495A (enExample) 1971-04-15
FR2024209A1 (enExample) 1970-08-28

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