Zobrazeno 1 - 10
of 62
pro vyhledávání: '"Maurice Sepulchre"'
Autor:
NICOLAS SPASSKY, MARIE-ODILE SEPULCHRE, MAURICE SEPULCHRE, SLAVKO VUKASINOVIC, JASNA DJONLAGIC, BRANKO DUNJIC
Publikováno v:
Journal of the Serbian Chemical Society, Vol 68, Iss 3, Pp 147-162 (2003)
The crosslinking reaction of three series of a,w-dihydroxy oligo(alkylene maleate)s with a trifunctional isocyanate was followed by dynamic mechanical analysis and FTIR spectroscopy. The evaluation of rheological parameters, such as storage G and los
Externí odkaz:
https://doaj.org/article/443655649fa14f46b4d73a5f82edc8f4
Publikováno v:
Journal of Polymer Science: Polymer Symposia. 52:327-349
Optically active oxiranes and thiiranes are prepared from the corresponding asymmetric 1,2-diols or by means of stereoelective polymerization. The properties of polymers prepared from chiral monomers by polymerization with anionic, cationic, and ster
Publikováno v:
Macromolecular Chemistry and Physics. 204:1679-1705
Aliphatic-aromatic hyperbranched polyesters of reasonable degrees of branching (DB's) but of relatively low molar masses were prepared from 3,5-bis(bromo-methyl) benzoic acid (2a). 2a was synthesized by radical bromination of 3,5-dimethylbenzoic acid
Publikováno v:
Macromolecular Chemistry and Physics. 204:618-631
Potassium 3-bromomethyl-5-methylbenzoate 2K, preformed or obtained from 3-bromomethyl-5-methylbenzoic acid 2 by exchange reaction with potassium undecanoate 5K, was polymerized in bulk or in 1-methyl-2-pyrrolidone (NMP), in the presence or not of a t
Publikováno v:
European Polymer Journal. 38:33-38
New chelating oligo(ether–amide)s (CA–PE)s containing chelidamic acid residues in the main chain were prepared by reacting chelidamic acid with Jeffamines ED® in the presence of N,N′-dicyclohexylcarbodiimide and 4-dimethylaminopyridine. A mixt
Publikováno v:
Macromolecular Chemistry and Physics. 201:1405-1414
Nucleophiles such as alcohols and diols, water and amines initiate the bulk polymerization of cyclic trimethylene carbonate (TMC, 1, 3-dioxan-2-one) at 100-120°C in the absence of added catalysts. TMC is ring-opened by attack of the carbonyl carbon
Publikováno v:
Macromolecular Chemistry and Physics. 199:1051-1055
α,ω-Dihydroxyoligojalkylene maleate)s with molecular weights ranging from 1500 to 4000 were prepared by polycondensation, in l-methyl-2-pyrrolidone at 105°C, of potassium maleate and 1,4-dibromobutane, 1,6-dibromohexane or 1,8-dibromooctane in the
Publikováno v:
Macromolecular Chemistry and Physics
alpha,omega-Dihydroxyoligo(alkylene maleate)s with molecular weights ranging from 1500 to 4000 were prepared by polycondensation, in 1-methyl-2-pyrrolidone at 105 degrees C, of potassium maleate and 1,4-dibromobutane, 1,6-dibromohexane or 1,8-dibromo
Publikováno v:
Macromolecular Chemistry and Physics. 199:87-96
New water-soluble poly(ether-amide)s (PEA)s were synthesised by polycondensation of diethyl L-tartrate and commercial polyethers having isopropylamino end-groups (Jeffamine ED-600 or Jeffamine ED-900). PEAs were derivatised with the synthetic auxin 1
Publikováno v:
Macromolecular Symposia. 122:281-286
Some new poly(ether-ester)s (PEEs) and poly(ether-amide)s (PEAs) with polyether sequences linked by tartrate units have been synthesized. Derivatives bearing residues from the synthetic plant-growth regulator 1-naphthylacetic acid (NAA) as pendent gr