IT1011020B - Processo ed apparato per la prepara zione di poliamidi mediante poli merizzazione continua - Google Patents

Processo ed apparato per la prepara zione di poliamidi mediante poli merizzazione continua

Info

Publication number
IT1011020B
IT1011020B IT48956/74A IT4895674A IT1011020B IT 1011020 B IT1011020 B IT 1011020B IT 48956/74 A IT48956/74 A IT 48956/74A IT 4895674 A IT4895674 A IT 4895674A IT 1011020 B IT1011020 B IT 1011020B
Authority
IT
Italy
Prior art keywords
merization
polyamides
poles
continuous
preparation
Prior art date
Application number
IT48956/74A
Other languages
English (en)
Italian (it)
Original Assignee
Du Pont Canada
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 Du Pont Canada filed Critical Du Pont Canada
Application granted granted Critical
Publication of IT1011020B publication Critical patent/IT1011020B/it

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
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
    • C08G69/04—Preparatory processes
    • 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
    • B01D3/14—Fractional distillation or use of a fractionation or rectification column
    • B01D3/32—Other features of fractionating columns ; Constructional details of fractionating columns not provided for in groups B01D3/16 - B01D3/30
    • B01D3/322—Reboiler specifications
    • 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
    • B01J14/00—Chemical processes in general for reacting liquids with liquids; Apparatus specially adapted therefor
    • 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
    • B01J19/24—Stationary reactors without moving elements inside
    • 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
    • B01J19/24—Stationary reactors without moving elements inside
    • B01J19/2415—Tubular reactors
    • B01J19/2435—Loop-type reactors
    • 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
    • B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
    • B01J2219/00076—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements inside the reactor
    • B01J2219/00083—Coils
    • 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
    • B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
    • B01J2219/00087—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor
    • B01J2219/00103—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor in a heat exchanger separate from the reactor
    • 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
    • B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
    • B01J2219/00105—Controlling the temperature by indirect heating or cooling employing heat exchange fluids part or all of the reactants being heated or cooled outside the reactor while recycling
    • B01J2219/0011—Controlling the temperature by indirect heating or cooling employing heat exchange fluids part or all of the reactants being heated or cooled outside the reactor while recycling involving reactant liquids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/002—Methods
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/80—Component parts, details or accessories; Auxiliary operations
    • B29B7/82—Heating or cooling
    • B29B7/826—Apparatus therefor

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Polyamides (AREA)
IT48956/74A 1973-03-05 1974-03-04 Processo ed apparato per la prepara zione di poliamidi mediante poli merizzazione continua IT1011020B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA165,282A CA1015894A (en) 1973-03-05 1973-03-05 Preparation of polyamides by continuous polymerization

Publications (1)

Publication Number Publication Date
IT1011020B true IT1011020B (it) 1977-01-20

Family

ID=4096001

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48956/74A IT1011020B (it) 1973-03-05 1974-03-04 Processo ed apparato per la prepara zione di poliamidi mediante poli merizzazione continua

Country Status (7)

Country Link
US (1) US3900450A (en, 2012)
JP (1) JPS5646487B2 (en, 2012)
CA (1) CA1015894A (en, 2012)
DE (1) DE2410474A1 (en, 2012)
FR (1) FR2220554B1 (en, 2012)
GB (1) GB1453485A (en, 2012)
IT (1) IT1011020B (en, 2012)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5388093A (en) * 1977-01-14 1978-08-03 Ube Ind Ltd Continuous production of nylon 66
US4380615A (en) * 1981-03-05 1983-04-19 E. I. Du Pont De Nemours And Company Diamine recovery process
DE3223823A1 (de) * 1982-06-25 1983-12-29 Bayer Ag, 5090 Leverkusen Verfahren zur kontinuierlichen herstellung von polyamiden
DE3321581A1 (de) * 1983-06-15 1984-12-20 Basf Ag, 6700 Ludwigshafen Verfahren zur kontinuierlichen herstellung von polyamiden
DE3321579A1 (de) * 1983-06-15 1984-12-20 Basf Ag, 6700 Ludwigshafen Verfahren zur kontinuierlichen herstellung von polyamiden
US5169582A (en) * 1985-05-08 1992-12-08 Ems-Inventa Ag Method and apparatus for the production of thermoplastic caprolactam containing molding compositions
JPS6247425U (en, 2012) * 1985-09-13 1987-03-24
US5411710A (en) * 1993-06-30 1995-05-02 E. I. Dupont De Nemours And Company Apparatus for processing materials
DE19513940A1 (de) * 1994-07-14 1996-01-18 Inventa Ag Verfahren zur Herstellung von Vorkondensaten teilkristalliner oder amorpher, thermoplastisch verarbeitbarer teilaromatischer Polyamide bzw. Copolyamide
US5502154A (en) * 1994-11-30 1996-03-26 E. I. Du Pont De Nemours And Company Apparatus for processing materials
DE19514145A1 (de) 1995-04-15 1996-10-17 Basf Ag Verfahren zur Herstellung eines Polyamids auf der Basis einer Dicarbonsäure und eines Diamins
DE19808407A1 (de) * 1998-02-27 1999-09-09 Basf Ag Herstellung von Polyamiden durch Reaktivdestillation
BR9915100B1 (pt) * 1998-10-26 2009-05-05 processo contìnuo para a fabricação de poliamida a partir de Èmega-aminonitrila.
DE60119595T2 (de) 2000-01-21 2006-09-14 Mitsubishi Gas Chemical Co., Inc. Verfahren zur Herstellung von Polyamid
US6627046B1 (en) * 2000-01-21 2003-09-30 E. I. Du Pont De Nemours And Company Separation of the products of polyamide ammonolysis
FR2835832B1 (fr) * 2002-02-08 2004-03-19 Atofina Procede d'oligomerisation d'acide lactique
US7544832B2 (en) 2002-02-15 2009-06-09 Basf Aktiengesellschaft Reaction column in a special combination with a natural circulation evaporator
TW201446838A (zh) 2013-05-01 2014-12-16 Invista Tech Sarl 用於自聚醯胺合成製程回收水之方法及系統
CN104129880B (zh) 2013-05-01 2018-11-23 英威达纺织（英国）有限公司 用于从聚酰胺合成工艺回收水的方法和系统
CN104151546B (zh) * 2013-05-01 2018-05-22 英威达纺织（英国）有限公司 用于监控聚酰胺合成工艺中凝胶形成的方法和系统
US10676569B2 (en) 2013-06-12 2020-06-09 Basf Se Method for continuously producing polyamide oligomers and producing semicrystalline or amorphous polyamides that can be thermoplastically processed
MY186513A (en) * 2013-06-12 2021-07-23 Basf Se Process for the continuous preparation of an aliphatic or partially aromatic polyamide
HUE040587T2 (hu) 2013-06-12 2019-03-28 Basf Se Eljárás alifás vagy részben aromás poliamid oligomer folyamatos elõállítására
EP4244030B1 (en) 2020-11-16 2024-09-11 INVISTA Textiles (U.K.) Limited Apparatus comprising induction heating elements for preparing a polyamide polymer
CN114377421B (zh) * 2022-02-18 2024-07-02 华陆工程科技有限责任公司 一种乳酸低聚反应与脱水装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA659196A (en) * 1963-03-12 J. Maan Christiaan Process and an apparatus for the continuous preparation of linear polycondensation products
DD62912A (en, 2012) *
BE484840A (en, 2012) * 1947-11-28
US2689839A (en) * 1951-08-22 1954-09-21 Du Pont Dispersion of delusterants in polyamides
NL266575A (en, 2012) * 1960-07-01
US3402152A (en) * 1964-05-15 1968-09-17 Monsanto Co Process for preparing a polyamide
NL129245C (en, 2012) * 1964-06-01
GB1145286A (en) * 1965-04-30 1969-03-12 Ici Ltd Polyamide preparation
NL128030C (en, 2012) * 1965-06-01
US3501441A (en) * 1968-05-06 1970-03-17 Monsanto Co Process for preparing a polyamide

Also Published As

Publication number Publication date
DE2410474A1 (de) 1974-09-19
FR2220554A1 (en, 2012) 1974-10-04
JPS5646487B2 (en, 2012) 1981-11-04
JPS502092A (en, 2012) 1975-01-10
FR2220554B1 (en, 2012) 1980-11-21
GB1453485A (en) 1976-10-20
CA1015894A (en) 1977-08-16
DE2410474C2 (en, 2012) 1987-10-01
US3900450A (en) 1975-08-19

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