Collect. Czech. Chem. Commun. 1958, 23, 422-425
https://doi.org/10.1135/cccc19580422

Die quantitative Bestimmung von ε-Caprolactam im Polymerisat nach der Kjeldahlmethode

P. Čefelín and E. Šittler

Individual author index pages


Other CCCC articles of these authors

  • 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]
  • 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, L. Lochmann and J. Stehlíček
    Preparation of substituted amino acids by cyanoalkylation of esters
    1973, Vol. 38, Issue 5, pp. 1339–1342 [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]
  • 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]
  • P. Čefelín and J. Málek
    On the kinetics of polycondensation of bis(2-hydroxyethyl) terephthalate
    1969, Vol. 34, Issue 2, pp. 419–426 [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]
  • 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]
  • Z. Pelzbauer and P. Čefelín
    Morphology of copolymerizates of ε-caprolactam and C-methylcaprolactams
    1967, Vol. 32, Issue 3, pp. 1019–1026 [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. Šebenda, P. Čefelín and D. Doskočilová
    N-(β-Carbamidopropyl)caprolactam
    1966, Vol. 31, Issue 7, pp. 3000–3002 [Abstract]
  • J. Bareš, J. Janáček and P. Čefelín
    On the structure and properties of polyamides. XXII. Low-temperature dielectric relaxation of polycaprolactam, poly(γ-methylcaprolactam) and poly(ε-methylcaprolactam)
    1965, Vol. 30, Issue 8, pp. 2582–2591 [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. 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]
  • 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]
  • D. Doskočilová, B. Schneider and P. Čefelín
    On the structure and properties of polyamides. V. Infrared spectra and crystallinity of copolymers of caprolactam with γ-methylcaprolactam
    1963, Vol. 28, Issue 10, pp. 2556–2562 [Abstract]
  • D. Doskočilová, H. Pivcová, B. Schneider and P. Čefelín
    On the structure and properties of polyamides. IV. Infrared spectra of poly-γ-methylcaprolactam and of amorphous polycaprolactam
    1963, Vol. 28, Issue 7, pp. 1867–1876 [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]
  • P. Čefelín, E. Šittler and O. Wichterle
    Darstellung von gemischten polyamiden aus amidinen
    1960, Vol. 25, Issue 10, pp. 2522–2529 [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]
  • P. Čefelín, J. Trekoval and Z. Drbálek
    Bestimmung des spezifischen gewichts der polymerisationsprodukte des ε-caprolactams
    1959, Vol. 24, Issue 9, pp. 2890–2897 [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]
  • 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 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. Wichterle and P. Čefelín
    Darstellung und zersetzung von p-nitro-α-cumylhydroperoxyd
    1957, Vol. 22, Issue 1, pp. 274–278 [Abstract]