IT1087943B - Procedimento catalizzato alcalinamente per la polimerizzazione del pirrolidone. - Google Patents

Procedimento catalizzato alcalinamente per la polimerizzazione del pirrolidone.

Info

Publication number
IT1087943B
IT1087943B IT3006577A IT3006577A IT1087943B IT 1087943 B IT1087943 B IT 1087943B IT 3006577 A IT3006577 A IT 3006577A IT 3006577 A IT3006577 A IT 3006577A IT 1087943 B IT1087943 B IT 1087943B
Authority
IT
Italy
Prior art keywords
alkalinally
pyrolidone
polymerization
catalyzed procedure
catalyzed
Prior art date
Application number
IT3006577A
Other languages
English (en)
Italian (it)
Original Assignee
Chevron Res
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
Priority claimed from US05/745,501 external-priority patent/US4050994A/en
Priority claimed from US05/792,421 external-priority patent/US4139696A/en
Application filed by Chevron Res filed Critical Chevron Res
Application granted granted Critical
Publication of IT1087943B publication Critical patent/IT1087943B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D207/00—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
    • C07D207/02—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D207/18—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having one double bond between ring members or between a ring member and a non-ring member
    • C07D207/22—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having one double bond between ring members or between a ring member and a non-ring member with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D207/24—Oxygen or sulfur atoms
    • C07D207/26—2-Pyrrolidones
    • C07D207/263—2-Pyrrolidones with only hydrogen atoms or radicals containing only hydrogen and carbon atoms directly attached to other ring carbon atoms
    • C07D207/267—2-Pyrrolidones with only hydrogen atoms or radicals containing only hydrogen and carbon atoms directly attached to other ring carbon atoms with only hydrogen atoms or radicals containing only hydrogen and carbon atoms directly attached to the ring nitrogen atom
    • 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
    • B01D3/34—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
    • C07D201/16—Separation or purification
    • 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
    • C08G69/24—Pyrrolidones or piperidones

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Polyamides (AREA)
  • Pyrrole Compounds (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
IT3006577A 1976-11-26 1977-11-25 Procedimento catalizzato alcalinamente per la polimerizzazione del pirrolidone. IT1087943B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/745,501 US4050994A (en) 1976-11-26 1976-11-26 Recovery of 2-pyrrolidone from dilute alkaline solutions
US05/792,421 US4139696A (en) 1977-04-29 1977-04-29 Continuous polymerization of 2-pyrrolidone

Publications (1)

Publication Number Publication Date
IT1087943B true IT1087943B (it) 1985-06-04

Family

ID=27114468

Family Applications (1)

Application Number Title Priority Date Filing Date
IT3006577A IT1087943B (it) 1976-11-26 1977-11-25 Procedimento catalizzato alcalinamente per la polimerizzazione del pirrolidone.

Country Status (8)

Country Link
JP (1) JPS5367798A (enExample)
DE (1) DE2751535A1 (enExample)
ES (1) ES464485A1 (enExample)
FR (2) FR2382471A1 (enExample)
GB (1) GB1592178A (enExample)
IT (1) IT1087943B (enExample)
MX (1) MX4979E (enExample)
NL (1) NL7713024A (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1566154A1 (de) 2004-02-20 2005-08-24 Argomedical AG Prothese zum Oberflächenersatz im Bereich der Kugel von Kugelgelenken
KR101568908B1 (ko) * 2013-12-02 2015-11-12 지에스칼텍스 주식회사 입자상 폴리아미드 수지의 연속 제조장치 및 방법

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3681293A (en) * 1970-09-03 1972-08-01 Radiation Res Corp Continuous polymerization of 2-pyrrolidone with carbon dioxide as activator

Also Published As

Publication number Publication date
MX4979E (es) 1983-01-28
NL7713024A (nl) 1978-05-30
FR2382471A1 (fr) 1978-09-29
ES464485A1 (es) 1979-01-01
JPS5731742B2 (enExample) 1982-07-06
FR2382442B1 (enExample) 1981-01-16
FR2382442A1 (fr) 1978-09-29
GB1592178A (en) 1981-07-01
FR2382471B1 (enExample) 1981-01-02
DE2751535A1 (de) 1978-06-01
JPS5367798A (en) 1978-06-16

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