Collect. Czech. Chem. Commun. 1957, 22, 1353-1367
https://doi.org/10.1135/cccc19571353

Die Polymerisation von ε-Caprolactam mit Alkalicarbonaten II. Über die Kinetik und den Mechanismus der alkalischen Polymerisation des ε-Caprolactams

O. Wichterle and J. Šebenda

Individual author index pages


Other CCCC articles of these authors

  • R. Puffr and J. Šebenda
    Effect of acidity and substitution of carboxylic acids on the rate and equilibrium of acidolysis of N-butylhexanamide in non-aqueous medium
    1975, Vol. 40, Issue 11, pp. 3339–3345 [Abstract]
  • J. Šebenda, L. M. Postnikov and B. Lánská
    Effect of additives and impurities on the initial stage of thermal oxidation of N-octylbutyramide
    1975, Vol. 40, Issue 6, pp. 1877–1887 [Abstract]
  • Z. Bukač and J. Šebenda
    Influence of the structure of azo compounds derived from 3-oxoamide on their activation effect and the stability of chromophore in the anionic polymerization of caprolactam
    1975, Vol. 40, Issue 6, pp. 1868–1876 [Abstract]
  • B. Lánská and J. Šebenda
    Endgroups and molecular weights in the polymerization of lactams initiated with carboxylic acids under anhydrous conditions
    1975, Vol. 40, Issue 5, pp. 1524–1533 [Abstract]
  • B. Masař and J. Šebenda
    The kinetics and mechanism of polymerization of N-methyl-, N-butyl- and N-benzylcapryllactam initiated with hydrogen chloride
    1975, Vol. 40, Issue 1, pp. 93–103 [Abstract]
  • B. Masař and J. Šebenda
    Acidolytic cleavage in the polymerization of N-methylcapryllactam initiated with anhydrous hydrogen chloride
    1974, Vol. 39, Issue 9, pp. 2581–2590 [Abstract]
  • Z. Bukač, A. Janoušová and J. Šebenda
    Catalytic activity of the transformation products of 3-oxoamides in the anionic polymerization of caprolactam
    1974, Vol. 39, Issue 9, pp. 2393–2403 [Abstract]
  • P. Čefelín, J. Stehlíček and J. Šebenda
    Effect of the cation on the formation of keto structures during activated anionic polymerization of lactams
    1974, Vol. 39, Issue 8, pp. 2212–2220 [Abstract]
  • J. Stehlíček, P. Čefelín and J. Šebenda
    Preparation and polymerization of α,α-dimethyl-ε-caprolactam
    1974, Vol. 39, Issue 2, pp. 539–545 [Abstract]
  • B. Lánská and J. Šebenda
    Changes in the degree of polymerization and acid and base contents occurring at room temperature in caprolactam polymers
    1974, Vol. 39, Issue 1, pp. 257–266 [Abstract]
  • B. Masař and J. Šebenda
    Polymerization of N-methylcapryllactam with acids, water, amines, amine salts and acid chlorides
    1974, Vol. 39, Issue 1, pp. 110–118 [Abstract]
  • Z. Bukač and J. Šebenda
    Alkaline polymerization of 6-caprolactam. L. The activation effect of N,N-disubstituted amides of 3-oxoacids and dimers of substituted ketenes
    1973, Vol. 38, Issue 12, pp. 3610–3615 [Abstract]
  • M. Kapuścińska, E. Šittler and J. Šebenda
    Alkaline polymerization of 6-caprolactam. IL. Effect of the activator/initiator ratio on the molecular weight distribution
    1973, Vol. 38, Issue 8, pp. 2281–2287 [Abstract]
  • J. Stehlíček, J. Exner, P. Čefelín and J. Šebenda
    Alkaline polymerization of 6-caprolactam. XLVIII. Fraction of acyl groups of the activator incorporated in high-molecular weight polymer
    1973, Vol. 38, Issue 8, pp. 2274–2280 [Abstract]
  • P. Čefelín, J. Stehlíček and J. Šebenda
    Alkaline polymerization of 6-caprolactam. XLII. Influence of the nature of activator on the type and content of keto groups and activator residues
    1972, Vol. 37, Issue 12, pp. 3861–3867 [Abstract]
  • Z. Bukač and J. Šebenda
    Alkaline polymerization of 6-caprolactam. XLI. Anionic thermolysis of N,2,2-substituted 3-oxoamides
    1972, Vol. 37, Issue 8, pp. 2714–2724 [Abstract]
  • J. Stehlíček, P. Čefelín and J. Šebenda
    Alkaline polymerization of 6-caprolactam. XXXVIII. Determination of keto groups in anionic polycaprolactam
    1972, Vol. 37, Issue 6, pp. 1926–1932 [Abstract]
  • J. Tomka and J. Šebenda
    On the structure and properties of polyamides. XXXII. Influence of non-crystallizable units on the crystallization of polycaprolactam
    1972, Vol. 37, Issue 2, pp. 453–459 [Abstract]
  • Z. Bukač and J. Šebenda
    Isocyanate cleavage of amides of 3-oxoacids
    1971, Vol. 36, Issue 5, pp. 1995–2004 [Abstract]
  • J. Stehlíček and J. Šebenda
    Alkaline polymerization of 6-caprolactam. XXXVII. Formation of carbon dioxide in molten anionic polycaprolactam
    1970, Vol. 35, Issue 4, pp. 1188–1194 [Abstract]
  • B. Masař and J. Šebenda
    Alkaline polymerization of 6-caprolactam. XXXVI. Formation of carbonate and its participation in the formation of carbon dioxide, water and of end groups
    1969, Vol. 34, Issue 9, pp. 2598–2610 [Abstract]
  • Z. Bukač, J. Tomka and J. Šebenda
    Alkaline polymerization of 6-caprolactam. XXXV. The activation effect of amides of 3-oxoacids
    1969, Vol. 34, Issue 7, pp. 2057–2064 [Abstract]
  • B. Lánská and J. Šebenda
    Photooxidation of N-butylcaproamide
    1969, Vol. 34, Issue 7, pp. 1911–1928 [Abstract]
  • E. Šittler and J. Šebenda
    Alkaline polymerization of 6-caprolactam. XXXIV. The kinetics of polymerization of caprolactam initiated by sodium caprolactam
    1968, Vol. 33, Issue 10, pp. 3182–3190 [Abstract]
  • P. Čefelín, J. Labský and J. Šebenda
    Alkaline polymerization of 6-caprolactam. XXXIII. Polymerization of β- and δ-methylcaprolactams and their copolymerization with caprolactam
    1968, Vol. 33, Issue 4, pp. 1111–1121 [Abstract]
  • E. Šittler and J. Šebenda
    Alkaline polymerization of 6-caprolactam. XXXII. The kinetics of polymerization activated by N,N,N',N'-tetraacetylhexamethylenediamine
    1968, Vol. 33, Issue 1, pp. 270–277 [Abstract]
  • Z. Bukač and J. Šebenda
    Alkaline polymerization of 6-caprolactam. XXX. Formation of uracils and 2-(1H)-pyridones during thermolysis of β-keto acid amides
    1967, Vol. 32, Issue 10, pp. 3537–3545 [Abstract]
  • P. Čefelín, A. Frydrychová, J. Labský, P. Schmidt and J. Šebenda
    Alkaline polymerization of 6-caprolactam. XXVII. Polymerization of α-methylcaprolactam and its copolymerization with caprolactam
    1967, Vol. 32, Issue 8, pp. 2787–2796 [Abstract]
  • J. Tomka and J. Šebenda
    An interpretation of the kinetics of non-isothermal crystallization of polymers demonstrated on the adiabatic crystallization of polycaprolactam
    1967, Vol. 32, Issue 8, pp. 2779–2786 [Abstract]
  • P. Čefelín, A. Frydrychová, P. Schmidt and J. Šebenda
    Alkaline polymerization of 6-caprolactam. XXVI. Polymerization of ε-methylcaprolactam and its copolymerization with caprolactam
    1967, Vol. 32, Issue 3, pp. 1006–1018 [Abstract]
  • J. Stehlíček, J. Labský and J. Šebenda
    Alkaline polymerization of 6-caprolactam. XXV. The effect of structure of the acyl on polymerization activated by acylcaprolactams or diacylamines
    1967, Vol. 32, Issue 2, pp. 545–557 [Abstract]
  • J. Stehlíček, K. Gehrke and J. Šebenda
    Alkaline polymerization of 6-caprolactam. XXIV. N-Carbamoylcaprolactams as activators of the alkaline polymerization of caprolactam
    1967, Vol. 32, Issue 1, pp. 370–381 [Abstract]
  • J. Tomka, J. Šebenda and O. Wichterle
    On the structure and properties of polyamides. XXIX. Volume changes associated with the crystallization of polycaprolactam without thermal history
    1966, Vol. 31, Issue 11, pp. 4341–4352 [Abstract]
  • J. Šebenda and B. Masař
    Alkaline polymerization of 6-caprolactam. XXIII. End groups of polymers prepared by non-activated alkaline polymerization of caprolactam
    1966, Vol. 31, Issue 8, pp. 3331–3344 [Abstract]
  • Z. Bukač and J. Šebenda
    Alkaline polymerization of 6-caprolactam. XXII. Preparation and properties of some N-alkylacetoacetamides and their hydrolysis in acid and alkaline media
    1966, Vol. 31, Issue 8, pp. 3315–3330 [Abstract]
  • J. Šebenda, P. Čefelín and D. Doskočilová
    N-(β-Carbamidopropyl)caprolactam
    1966, Vol. 31, Issue 7, pp. 3000–3002 [Abstract]
  • J. Šebenda and J. Králíček
    On the structure and properties of polyamides. XXVI. The effect of end groups in poly-6-caprolactam on the Huggins constant of polymer solutions in tricresol
    1966, Vol. 31, Issue 6, pp. 2534–2546 [Abstract]
  • J. Šebenda
    Alkaline polymerization of 6-caprolactam. XIX. The Claisen condensation of N-ethyldiacetamide in a system of sodium salt of N-ethylacetamide and N-ethylacetamide
    1966, Vol. 31, Issue 4, pp. 1501–1512 [Abstract]
  • J. Peška, M. J. Beneš and O. Wichterle
    The anionic polymerization of cyanogen
    1966, Vol. 31, Issue 1, pp. 243–251 [Abstract]
  • J. Janáček, J. Tomka and J. Šebenda
    On the structure and properties of polyamides. XVI. The effect of the conditions of preparation on mechanical properties of polycaprolactam prepared by adiabatic alkaline polymerization
    1965, Vol. 30, Issue 3, pp. 692–701 [Abstract]
  • Z. Bukač, P. Čefelín, D. Doskočilová and J. Šebenda
    Alkaline polymerization of 6-caprolactam. XVIII. Equilibrium between monomer and polymer
    1964, Vol. 29, Issue 11, pp. 2615–2625 [Abstract]
  • J. Stehlíček, J. Šebenda and O. Wichterle
    Alkalische Polymerisation des 6-Caprolactams XVII. Aktivatoren der alkalischen Caprolactam-Polymerisation
    1964, Vol. 29, Issue 5, pp. 1236–1258 [Abstract]
  • J. Šebenda, P. Čefelín and D. Doskočilová
    Alkaline polymerization of 6-caprolactam. XVI. Copolymerization of caprolactam with γ-methylcaprolactam
    1964, Vol. 29, Issue 5, pp. 1138–1149 [Abstract]
  • J. Šebenda and J. Králíček
    Alkalische Polymerisation des 6-Caprolactams XV. Disproportionierungsreaktion im System N-Äthylacetamid-N-Äthylacetamid-Natriumsalz
    1964, Vol. 29, Issue 4, pp. 1017–1028 [Abstract]
  • J. Šebenda and B. Mikulová
    Alkaline polymerisation of 6-caprolactam. XIV. Determination of structure and concentration of imide groups in the polymer by means of acid-catalysed hydrolysis
    1964, Vol. 29, Issue 3, pp. 738–751 [Abstract]
  • O. Wichterle, J. Tomka and J. Šebenda
    Alkalische Polymerisation des 6-Caprolactams XII. Über die Polymerisation von 6-Caprolactam und die Kristallisation des gebildeten Polymeren unter adiabatischen Bedingungen
    1964, Vol. 29, Issue 3, pp. 610–624 [Abstract]
  • P. Čefelín, D. Doskočilová, A. Frydrychová and J. Šebenda
    Alkaline polymerization of 6-caprolactam. XI. Polymerization of γ-methylcaprolactam
    1964, Vol. 29, Issue 2, pp. 485–491 [Abstract]
  • S. Ševčík, O. Wichterle and J. Peška
    Chemische Umsetzungen der Polymere I. Oxoverbindungen-Austauscher auf Hydrazinbasis
    1964, Vol. 29, Issue 2, pp. 464–477 [Abstract]
  • R. Puffr and J. Šebenda
    Über die Struktur und die Eigenschaften der Polyamide XII. Berechnung des Gehaltes an amorphem und mesomorphem Polymer im Poly-6-caprolactam aus Messungen der Gleichgewichtssorption von Wasser
    1964, Vol. 29, Issue 1, pp. 75–87 [Abstract]
  • J. Šebenda and R. Puffr
    Über die Struktur und Eigenschaften der Polyamide XI. Typen der Sorptionsisothermen des Wassers im Poly-6-caprolactam
    1964, Vol. 29, Issue 1, pp. 60–74 [Abstract]
  • J. Jokl, B. Mikulová and J. Šebenda
    On the structure and properties of polyamides. VII. Determination of imide groups in poly-6-caprolactam by differential infrared spectrometry
    1963, Vol. 28, Issue 12, pp. 3239–3244 [Abstract]
  • J. Šebenda and J. Stehlíček
    Alkalische Polymerisation des 6-Caprolactams X. Strukturuntersuchung der Imidgruppen im Polymeren mittels alkalischer Hydrolyse und Aminolyse
    1963, Vol. 28, Issue 10, pp. 2731–2743 [Abstract]
  • O. Wichterle, J. Tomka and J. Šebenda
    Alkalische Polymerisation des 6-Caprolactams IX. Einfluss von Zusätzen auf die morphologische Struktur des Poly-6-caprolactams
    1963, Vol. 28, Issue 3, pp. 696–708 [Abstract]
  • J. Šebenda, Z. Pelzbauer and J. Tomka
    Alkalische Polymerisation des 6-Caprolactams VIII. Einfluss der Reaktionsbedingungen bei der adiabatischen alkalischen Polymerisation auf die morphologische Struktur von Poly-6-caprolactam
    1963, Vol. 28, Issue 2, pp. 310–319 [Abstract]
  • D. Doskočilová, B. Schneider and J. Šebenda
    On the structure and properties of polyamides. II. Determination of crystallinity in polycaprolactam blocks by infrared absorption
    1962, Vol. 27, Issue 8, pp. 1760–1769 [Abstract]
  • B. Schneider, P. Schmidt and O. Wichterle
    On the structure and properties of polyamides. I. Infrared spectra of polycaprolactam
    1962, Vol. 27, Issue 8, pp. 1749–1759 [Abstract]
  • P. Čefelín and J. Šebenda
    Alkalische Polymerisierung des 6-Caprolactams VI. Darstellung der Alkalisalze des 6-Caprolactams
    1961, Vol. 26, Issue 12, pp. 3028–3038 [Abstract]
  • O. Wichterle, E. Šittler and P. Čefelín
    Abbau von Poly-6-caprolactam durch Umamidierung
    1961, Vol. 26, Issue 11, pp. 2897–2908 [Abstract]
  • O. Wichterle, J. Štěpek and V. Brajko
    Laboratoriummethode zur Darstellung von Vinyläthern durch Spaltung von Acetalen unter vermindertem Druck
    1961, Vol. 26, Issue 4, pp. 1099–1104 [Abstract]
  • P. Čefelín, E. Šittler and O. Wichterle
    Darstellung von gemischten Polyamiden aus Amidinen
    1960, Vol. 25, Issue 10, pp. 2522–2529 [Abstract]
  • O. Wichterle and O. Exner
    Remark to the reported synthesis of polypeptides by the reaction of amides with alkoholates
    1960, Vol. 25, Issue 5, pp. 1371–1376 [Abstract]
  • P. Čefelín, M. Chmelíř and O. Wichterle
    Über die Kristallisation von Poly-6-caprolactam
    1960, Vol. 25, Issue 5, pp. 1267–1274 [Abstract]
  • P. Čefelín, E. Šittler and O. Wichterle
    Über den Einfluss von Alkoholen auf die anionische Polymerisation des 6-Caprolactams
    1959, Vol. 24, Issue 10, pp. 3287–3290 [Abstract]
  • O. Wichterle, M. Kolínský and M. Marek
    Über die Abhängigkeit der Polymerisationsgeschwindigkeit des Isobutylens von der Azidität des Katalysators II. Katalyse mittels der binären Systeme BF3-H2O und H2SO4-H2O
    1959, Vol. 24, Issue 8, pp. 2473–2483 [Abstract]
  • O. Wichterle, E. Šittler and P. Čefelín
    Untersuchung über das Gleichgewicht der alkalischen 6-Caprolactam-Polymerisation
    1959, Vol. 24, Issue 7, pp. 2356–2364 [Abstract]
  • O. Wichterle and V. Gregor
    Addition of dienes to geminal cyano-nitroso compounds
    1959, Vol. 24, Issue 4, pp. 1158–1164 [Abstract]
  • O. Wichterle, J. Králíček and J. Šebenda
    Über die anionische Polymerisation des 6-Caprolactams III. Neue Katalysatoren für die anionische Polymerisation des 6-Caprolactams
    1959, Vol. 24, Issue 3, pp. 755–759 [Abstract]
  • P. Čefelín, J. Stehlíček and O. Wichterle
    Tension und Dichte des Dampfes von 6-Caprolactam über der Polymerenschmelze
    1959, Vol. 24, Issue 2, pp. 516–521 [Abstract]
  • O. Wichterle and J. Zelinka
    Über die Mischpolymerisation von Vinylidenhalogeniden
    1958, Vol. 23, Issue 9, pp. 1806–1809 [Abstract]
  • J. Šebenda and J. Králíček
    Effect of imides on the alkaline polymerisation of caprolactam
    1958, Vol. 23, Issue 4, pp. 766–767 [Abstract]
  • O. Wichterle and P. Čefelín
    Kinetics of decomposition of α-cumyl hydroperoxide and its p-nitro derivative in acid solution
    1957, Vol. 22, Issue 4, pp. 1083–1087 [Abstract]
  • O. Exner and O. Wichterle
    Über die Reaktion einiger ungesättigter Sulfonsäuren mit Halogenen
    1957, Vol. 22, Issue 2, pp. 497–507 [Abstract]
  • O. Wichterle and P. Čefelín
    Darstellung und Zersetzung von p-Nitro-α-cumylhydroperoxyd
    1957, Vol. 22, Issue 1, pp. 274–278 [Abstract]
  • O. Wichterle, Z. Laita and M. Pazlar
    Über die Beziehung zwischen der Acidität und der Wirksamkeit von einigen flüssigen Katalysatoren
    1956, Vol. 21, Issue 3, pp. 614–619 [Abstract]
  • O. Wichterle and J. Šebenda
    Die Polymerisation von ε-Caprolactam mit Alkalicarbonaten I. Über die schnelle Polymerisation von ε-Caprolactam mit Natriumcarbonat
    1956, Vol. 21, Issue 2, pp. 312–317 [Abstract]
  • O. Wichterle and J. Černý
    Die Chlormethylierung des Styrols
    1955, Vol. 20, Issue 6, pp. 1288–1291 [Abstract]
  • J. Pinkava and O. Wichterle
    Ein pneumatisches Ventil für die Dosierung von Flüssigkeiten
    1955, Vol. 20, Issue 3, pp. 697–707 [Abstract]
  • O. Wichterle and J. Vogel
    Acetylation of vinylidene chloride
    1954, Vol. 19, Issue 6, pp. 1197–1204 [Abstract]
  • O. Wichterle and M. Kolínský
    Addition of chloroprene to nitroso compounds
    1954, Vol. 19, Issue 3, pp. 493–501 [Abstract]
  • O. Wichterle and J. Roček
    Über die Anlagerung von Dienen an Thionylamine. Dastellung von Derivaten des 1,2-Thiazins
    1954, Vol. 19, Issue 2, pp. 282–297 [Abstract]
  • O. Wichterle and J. Roček
    Die Beckmannsche Umlagerung des Cyclohexanonoxims. Kinetik der Reaktions-Endphase. II.
    1951, Vol. 16, pp. 599–602 [Abstract]
  • O. Wichterle and J. Roček
    Die Beckmannsche Umlagerung des Cyclohexanonoxims. Kinetik der Reaktions-Endphase. I.
    1951, Vol. 16, pp. 591–598 [Abstract]
  • O. Wichterle and S. Švastal
    Phenyl substituted hydrooxazines
    1951, Vol. 16, pp. 33–41 [Abstract]
  • O. Wichterle and F. Esterka
    Zur Kinetik der Grignard-Reaktion bei sterisch gehinderten Estern
    1950, Vol. 15, pp. 1021–1023 [Abstract]
  • O. Wichterle and J. Novák
    3,6-Dihydro-1,2-oxazine
    1950, Vol. 15, pp. 309–321 [Abstract]
  • O. Wichterle and J. Vogel
    On the addition of nitroso-compounds to conjugated systems
    1949, Vol. 14, pp. 209–218 [Abstract]
  • J. Procházka and O. Wichterle
    Chlorocrotyl-isothiourée
    1949, Vol. 14, pp. 156–161 [Abstract]
  • O. Wichterle, J. Procházka and J. Hofman
    L'acétylacétate γ-chlorocrotylé et sa cyclisation par l'acide sulfurique
    1948, Vol. 13, pp. 300–315 [Abstract]
  • O. Wichterle and M. Hudlický
    Analyse colorimétrique des oximes, des cétones et de l'hydroxylamine
    1947, Vol. 12, pp. 661–670 [Abstract]
  • O. Wichterle and M. Hudlický
    Sur la synthèse de l'aldéhyde dihydrobenzoïque et dihydrotoluique
    1947, Vol. 12, pp. 572–580 [Abstract]
  • O. Wichterle and M. Hudlický
    Sur le 1-acétoxybutadiène(1.3)
    1947, Vol. 12, pp. 564–571 [Abstract]
  • O. Wichterle
    Addition des composés nitrosés sur un système conjugué
    1947, Vol. 12, pp. 292–304 [Abstract]
  • O. Wichterle and M. Hudlický
    Synthèse des butanonylamines et acétylpipécoléines
    1947, Vol. 12, pp. 129–137 [Abstract]
  • O. Wichterle and M. Hudlický
    Synthèse des butanonylamines et acétylpipécoléines
    1947, Vol. 12, pp. 101–128 [Abstract]
  • O. Wichterle
    Transformation des chlorures du type vinylique en cétones
    1947, Vol. 12, pp. 93–100 [Abstract]
  • E. Votoček and O. Wichterle
    Sur un acide méthyl-tétroxyadipique
    1939, Vol. 11, pp. 266–271 [Abstract]
  • O. Wichterle
    Sur l'acide méthylfurfurylpropionique
    1939, Vol. 11, pp. 171–175 [Abstract]
  • O. Wichterle
    Sur les 1-alcoxy-butadiènes (1-oxyprènes)
    1938, Vol. 10, pp. 497–509 [Abstract]
  • O. Wichterle and I. Vavrečka
    Sur les acétals β-chlorobutyriques
    1938, Vol. 10, pp. 493–496 [Abstract]
  • O. Wichterle
    Synthèse de l'acide xylométhylonique racémique
    1938, Vol. 10, pp. 253–258 [Abstract]
  • E. Votoček and O. Wichterle
    Sur les produits d'addition de l'acide cyanhydrique avec les glucosyl-arylamines et les glucosyl-pipéridines
    1937, Vol. 9, pp. 109–119 [Abstract]
  • E. Votoček and O. Wichterle
    Sur le pouvoir rotatoire de certaines hydrazones sucrées en relation avec la structure stéréochimique au carbone α (III)
    1936, Vol. 8, pp. 322–326 [Abstract]
  • E. Votoček and O. Wichterle
    Sur la N-phénoéthyl-3-phényl-pyrazolone-5
    1935, Vol. 7, pp. 388–391 [Abstract]