GB1453485A - Continuous preparation of polyamides - Google Patents

Continuous preparation of polyamides

Info

Publication number
GB1453485A
GB1453485A GB967174A GB967174A GB1453485A GB 1453485 A GB1453485 A GB 1453485A GB 967174 A GB967174 A GB 967174A GB 967174 A GB967174 A GB 967174A GB 1453485 A GB1453485 A GB 1453485A
Authority
GB
United Kingdom
Prior art keywords
vapour
separator
reactor
solution
controlled
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.)
Expired
Application number
GB967174A
Other languages
English (en)
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.)
DuPont Canada Inc
Original Assignee
DuPont Canada Inc
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 DuPont Canada Inc filed Critical DuPont Canada Inc
Publication of GB1453485A publication Critical patent/GB1453485A/en
Expired 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
    • 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)
GB967174A 1973-03-05 1974-03-04 Continuous preparation of polyamides Expired GB1453485A (en)

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
GB1453485A true GB1453485A (en) 1976-10-20

Family

ID=4096001

Family Applications (1)

Application Number Title Priority Date Filing Date
GB967174A Expired GB1453485A (en) 1973-03-05 1974-03-04 Continuous preparation of polyamides

Country Status (7)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6187877B1 (en) 1995-04-15 2001-02-13 Basf Aktiengesellschaft Process for producing a polyamide based on a dicarboxylic acid and a diamine

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 (enExample) * 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
DE19808407A1 (de) * 1998-02-27 1999-09-09 Basf Ag Herstellung von Polyamiden durch Reaktivdestillation
WO2000024808A1 (en) * 1998-10-26 2000-05-04 E.I. Du Pont De Nemours And Company Continuous polymerization process for preparing polyamides from omega-aminonitriles
US6627046B1 (en) * 2000-01-21 2003-09-30 E. I. Du Pont De Nemours And Company Separation of the products of polyamide ammonolysis
DE60119595T2 (de) 2000-01-21 2006-09-14 Mitsubishi Gas Chemical Co., Inc. Verfahren zur Herstellung von Polyamid
FR2835832B1 (fr) * 2002-02-08 2004-03-19 Atofina Procede d'oligomerisation d'acide lactique
ATE300987T1 (de) 2002-02-15 2005-08-15 Basf Ag Reaktionskolonne in spezieller kombination mit umlaufverdampfer
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
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
TW201502165A (zh) 2013-05-01 2015-01-16 Invista Tech Sarl 用於自聚醯胺合成製程中回收水之方法及系統
EP3008110B1 (de) 2013-06-12 2025-10-29 Basf Se Verfahren zur kontinuierlichen herstellung eines aliphatischen oder teilaromatischen polyamids
KR102219463B1 (ko) * 2013-06-12 2021-02-25 바스프 에스이 폴리아미드 올리고머의 연속 제조 방법 및 열가소적으로 가공될 수 있는 반결정질 또는 비정질 폴리아미드의 제조 방법
MY170779A (en) 2013-06-12 2019-08-28 Basf Se Method for the continuous production of an aliphatic or semi-aromatic polyamide oligomer
US20230338918A1 (en) * 2020-11-16 2023-10-26 Inv Nylon Chemicals Americas, Llc 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
CN118557985B (zh) * 2024-05-20 2024-11-12 浙江新和成尼龙材料有限公司 聚酰胺的连续聚合设备及其连续聚合工艺

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 (enExample) *
BE484840A (enExample) * 1947-11-28
US2689839A (en) * 1951-08-22 1954-09-21 Du Pont Dispersion of delusterants in polyamides
NL266575A (enExample) * 1960-07-01
US3402152A (en) * 1964-05-15 1968-09-17 Monsanto Co Process for preparing a polyamide
NL129245C (enExample) * 1964-06-01
GB1145286A (en) * 1965-04-30 1969-03-12 Ici Ltd Polyamide preparation
NL128030C (enExample) * 1965-06-01
US3501441A (en) * 1968-05-06 1970-03-17 Monsanto Co Process for preparing a polyamide

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6187877B1 (en) 1995-04-15 2001-02-13 Basf Aktiengesellschaft Process for producing a polyamide based on a dicarboxylic acid and a diamine

Also Published As

Publication number Publication date
JPS5646487B2 (enExample) 1981-11-04
FR2220554A1 (enExample) 1974-10-04
IT1011020B (it) 1977-01-20
CA1015894A (en) 1977-08-16
FR2220554B1 (enExample) 1980-11-21
DE2410474C2 (enExample) 1987-10-01
JPS502092A (enExample) 1975-01-10
DE2410474A1 (de) 1974-09-19
US3900450A (en) 1975-08-19

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee