IT1100787B - Processo e apparecchiatura per demonomerizzazione di policaproammide - Google Patents

Processo e apparecchiatura per demonomerizzazione di policaproammide

Info

Publication number
IT1100787B
IT1100787B IT30610/78A IT3061078A IT1100787B IT 1100787 B IT1100787 B IT 1100787B IT 30610/78 A IT30610/78 A IT 30610/78A IT 3061078 A IT3061078 A IT 3061078A IT 1100787 B IT1100787 B IT 1100787B
Authority
IT
Italy
Prior art keywords
demonomerization
polycaproamide
equipment
Prior art date
Application number
IT30610/78A
Other languages
English (en)
Other versions
IT7830610A0 (it
Inventor
Edgardo Horak
Alvaro Casati
Giancarlo Bianucci
Luigi Marafioti
Silvio Notarbartolo
Original Assignee
Snia Viscosa
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 Snia Viscosa filed Critical Snia Viscosa
Priority to IT30610/78A priority Critical patent/IT1100787B/it
Publication of IT7830610A0 publication Critical patent/IT7830610A0/it
Priority to GB7941253A priority patent/GB2037789B/en
Priority to DE19792948865 priority patent/DE2948865A1/de
Priority to FR7929867A priority patent/FR2443475B1/fr
Priority to YU02972/79A priority patent/YU297279A/xx
Priority to US06/100,907 priority patent/US4376680A/en
Application granted granted Critical
Publication of IT1100787B publication Critical patent/IT1100787B/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
    • C08G69/46—Post-polymerisation treatment
    • 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
    • C08G69/08—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from amino-carboxylic acids
    • C08G69/14—Lactams
    • C08G69/16—Preparatory processes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyamides (AREA)
IT30610/78A 1978-12-06 1978-12-06 Processo e apparecchiatura per demonomerizzazione di policaproammide IT1100787B (it)

Priority Applications (6)

Application Number Priority Date Filing Date Title
IT30610/78A IT1100787B (it) 1978-12-06 1978-12-06 Processo e apparecchiatura per demonomerizzazione di policaproammide
GB7941253A GB2037789B (en) 1978-12-06 1979-11-29 Process and apparatus for demonomerizing polycapronamide
DE19792948865 DE2948865A1 (de) 1978-12-06 1979-12-05 Verfahren und vorrichtung zur demonomerisierung von polycapronamid
FR7929867A FR2443475B1 (fr) 1978-12-06 1979-12-05 Procede et appareil pour demonomeriser le polycapronamide
YU02972/79A YU297279A (en) 1978-12-06 1979-12-06 Process for the demonomerization of polycapronamide
US06/100,907 US4376680A (en) 1978-12-06 1979-12-10 Process for demonomerizing polycapronamide

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT30610/78A IT1100787B (it) 1978-12-06 1978-12-06 Processo e apparecchiatura per demonomerizzazione di policaproammide

Publications (2)

Publication Number Publication Date
IT7830610A0 IT7830610A0 (it) 1978-12-06
IT1100787B true IT1100787B (it) 1985-09-28

Family

ID=11230123

Family Applications (1)

Application Number Title Priority Date Filing Date
IT30610/78A IT1100787B (it) 1978-12-06 1978-12-06 Processo e apparecchiatura per demonomerizzazione di policaproammide

Country Status (6)

Country Link
US (1) US4376680A (it)
DE (1) DE2948865A1 (it)
FR (1) FR2443475B1 (it)
GB (1) GB2037789B (it)
IT (1) IT1100787B (it)
YU (1) YU297279A (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4324616A1 (de) * 1993-07-22 1995-01-26 Bayer Ag Extraktion von Polyamid 6
DE19531989A1 (de) * 1995-08-30 1997-05-15 Polymer Eng Gmbh Verfahren zur kontinuierlichen Herstellung eines dimerarmen Polyamid 6
DE19531990A1 (de) * 1995-08-30 1997-05-15 Polymer Eng Gmbh Verfahren zur kontinuierlichen Herstellung von Polyamid 6 unter Verwendung von Rücklactam
US6346173B2 (en) * 1996-08-16 2002-02-12 Evgueni D. Petroukhine Method for the vacuum distillation of a liquid product, particularly oil stock, (variants) and system for realizing the same
DE19752183A1 (de) 1997-11-25 1999-05-27 Basf Ag Verfahren zur kontinuierlichen Extraktion von Polyamid
DE19752182A1 (de) 1997-11-25 1999-05-27 Basf Ag Verfahren zur kontinuierlichen Extraktion von Polyamid
DE19844176C1 (de) * 1998-09-25 2000-03-16 Ems Polyloy Gmbh Verfahren und Vorrichtung zur Vakuum-Entmonomerisierung von Polyamid 6-Schmelzen
DE19901013A1 (de) 1999-01-13 2000-07-20 Basf Ag Verwendung von Heterogenkatalysatoren in Verfahren zur Herstellung von Polyamiden
DE102011007543A1 (de) * 2011-04-15 2012-10-18 Aquafil Engineering Gmbh Vorrichtung und Verfahren zur Kondensation von Dämpfen unter Vakuum
ES2664894T3 (es) 2012-06-05 2018-04-23 Polymetrix Ag Acondicionamiento de poliamidas
DE102018120988C5 (de) 2018-08-28 2023-01-12 Technip Zimmer Gmbh Verfahren und Vorrichtung zur Herstellung von extraktarmem Polyamid 6

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2961398A (en) * 1958-03-10 1960-11-22 Phillips Petroleum Co Distillation method and apparatus
US3177181A (en) * 1960-11-14 1965-04-06 Foster Grant Co Inc Two stage vacuum devolatilization to purify polyamides
DE1495177A1 (de) * 1964-05-05 1969-03-13 Basf Ag Verfahren und Vorrichtung zum kontinuierlichen Entfernen fluechtiger Anteile aus Polyamiden
NL135959C (it) * 1964-12-23
US3258410A (en) * 1965-03-26 1966-06-28 Foster Grant Co Inc Method of maintaining a monomer ratio in condensing polyamides
FR1540259A (fr) * 1965-05-21 1968-09-27 Bayer Ag Procédé pour l'élimination continue de fractions monomères et oligomères à partir de polymères contenant de l'azote
AT274743B (de) * 1967-09-28 1969-09-25 Krems Chemie Gmbh Verfahren und Vorrichtung zur kontinuierlichen Fraktionierung von Tallöl oder andern organischen Mehrstoffgemischen
DE1949911A1 (de) * 1969-10-03 1971-04-15 Bayer Ag Verfahren und Vorrichtung zur Extraktion der Schmelze bei der Herstellung von Polyamid

Also Published As

Publication number Publication date
US4376680A (en) 1983-03-15
FR2443475B1 (fr) 1986-12-26
DE2948865A1 (de) 1980-06-19
YU297279A (en) 1983-01-21
FR2443475A1 (fr) 1980-07-04
GB2037789B (en) 1983-05-11
IT7830610A0 (it) 1978-12-06
GB2037789A (en) 1980-07-16

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19931222