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IT1043188B - Procedimento per la polimerizzazio ne dontinna di lattami - Google Patents

Procedimento per la polimerizzazio ne dontinna di lattami

Info

Publication number
IT1043188B
IT1043188B IT28052/75A IT2805275A IT1043188B IT 1043188 B IT1043188 B IT 1043188B IT 28052/75 A IT28052/75 A IT 28052/75A IT 2805275 A IT2805275 A IT 2805275A IT 1043188 B IT1043188 B IT 1043188B
Authority
IT
Italy
Prior art keywords
lattami
polymerization
Prior art date
Application number
IT28052/75A
Other languages
English (en)
Original Assignee
Bayer Ag
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 Bayer Ag filed Critical Bayer Ag
Application granted granted Critical
Publication of IT1043188B publication Critical patent/IT1043188B/it

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G69/00Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/02Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
    • C08G69/08Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from amino-carboxylic acids
    • C08G69/14Lactams
    • C08G69/16Preparatory processes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/40Static mixers
    • B01F25/42Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
    • B01F25/43Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
    • B01F25/431Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor
    • B01F25/4316Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor the baffles being flat pieces of material, e.g. intermeshing, fixed to the wall or fixed on a central rod
    • B01F25/43161Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor the baffles being flat pieces of material, e.g. intermeshing, fixed to the wall or fixed on a central rod composed of consecutive sections of flat pieces of material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/24Stationary reactors without moving elements inside
    • B01J19/2415Tubular reactors
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/24Stationary reactors without moving elements inside
    • B01J19/2455Stationary reactors without moving elements inside provoking a loop type movement of the reactants
    • B01J19/246Stationary reactors without moving elements inside provoking a loop type movement of the reactants internally, i.e. the mixture circulating inside the vessel such that the upward stream is separated physically from the downward stream(s)
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049Controlling or regulating processes
    • B01J2219/00051Controlling the temperature
    • B01J2219/00074Controlling the temperature by indirect heating or cooling employing heat exchange fluids
    • B01J2219/00076Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements inside the reactor
    • B01J2219/00085Plates; Jackets; Cylinders
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049Controlling or regulating processes
    • B01J2219/00051Controlling the temperature
    • B01J2219/00159Controlling the temperature controlling multiple zones along the direction of flow, e.g. pre-heating and after-cooling
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/18Details relating to the spatial orientation of the reactor
    • B01J2219/185Details relating to the spatial orientation of the reactor vertical
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/19Details relating to the geometry of the reactor
    • B01J2219/194Details relating to the geometry of the reactor round
    • B01J2219/1941Details relating to the geometry of the reactor round circular or disk-shaped
    • B01J2219/1943Details relating to the geometry of the reactor round circular or disk-shaped cylindrical

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Polyamides (AREA)
  • Other Resins Obtained By Reactions Not Involving Carbon-To-Carbon Unsaturated Bonds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IT28052/75A 1974-10-09 1975-10-07 Procedimento per la polimerizzazio ne dontinna di lattami IT1043188B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2448100A DE2448100C3 (de) 1974-10-09 1974-10-09 Verfahren zur kontinuierlichen Caprolactampolymerisation

Publications (1)

Publication Number Publication Date
IT1043188B true IT1043188B (it) 1980-02-20

Family

ID=5927884

Family Applications (1)

Application Number Title Priority Date Filing Date
IT28052/75A IT1043188B (it) 1974-10-09 1975-10-07 Procedimento per la polimerizzazio ne dontinna di lattami

Country Status (13)

Country Link
JP (1) JPS5833245B2 (it)
BE (1) BE834311A (it)
CA (1) CA1064645A (it)
CH (1) CH625813A5 (it)
DE (1) DE2448100C3 (it)
DK (1) DK453775A (it)
ES (1) ES441583A1 (it)
FR (1) FR2287464A1 (it)
GB (1) GB1523311A (it)
IE (1) IE42018B1 (it)
IT (1) IT1043188B (it)
LU (1) LU73537A1 (it)
NL (1) NL7511814A (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2522106C3 (de) * 1975-05-17 1982-04-15 Bayer Ag, 5090 Leverkusen Vorrichtung zum kontinuierlichen Mischen fließfähiger Stoffe und Verfahren zum Herstellen eines Mischeinsatzes
DE2808854C2 (de) * 1977-05-31 1986-05-28 Gebrüder Sulzer AG, 8401 Winterthur Mit Einbauten versehener Strömungskanal für ein an einem indirekten Austausch, insbesondere Wärmeaustausch, beteiligtes Medium
JPS60141245U (ja) * 1984-02-29 1985-09-19 京セラ株式会社 熱印刷装置
JPS6120757A (ja) * 1984-07-09 1986-01-29 Canon Inc 熱式記録装置
EP2764912B1 (de) * 2013-02-08 2018-04-04 Uhde Inventa-Fischer GmbH Reaktor mit vertikalem Kondensationsrohr und Verfahren zur Polymerisation von Polyamiden in einem derartigen Reaktor

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD49346A (it) *
NL300045A (it) * 1963-11-01
US3470912A (en) * 1966-11-30 1969-10-07 Du Pont Flow inverter

Also Published As

Publication number Publication date
DE2448100B2 (de) 1980-10-09
IE42018L (en) 1976-04-09
BE834311A (fr) 1976-04-08
GB1523311A (en) 1978-08-31
CH625813A5 (en) 1981-10-15
NL7511814A (nl) 1976-04-13
IE42018B1 (en) 1980-05-21
DE2448100A1 (de) 1976-07-22
CA1064645A (en) 1979-10-16
JPS5833245B2 (ja) 1983-07-19
LU73537A1 (it) 1976-08-19
JPS5164598A (en) 1976-06-04
FR2287464B1 (it) 1980-02-22
ES441583A1 (es) 1977-04-01
DE2448100C3 (de) 1985-06-20
DK453775A (da) 1976-04-10
FR2287464A1 (fr) 1976-05-07

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