The extensional viscosity properties of long-chain branched fluorothermoplastics and correlations to molecular structure

Autor: Klaus Hintzer, Harald Kaspar

Publikováno v: Rheologica Acta. 50:577-599

The uniaxial extensional rheology behaviour of tailor-made long-chain branched TFE39/HFP11/ VDF50 terpolymers, LCB-THVs, is investigated at 265°C using the extensional viscosity fixture (TA Instruments). Within the window of applied extension rates

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::1803a2b2700abe70e99c6680f0e93d0c
https://doi.org/10.1007/s00397-011-0584-8

Glass transition and free volume in the mobile (MAF) and rigid (RAF) amorphous fractions of semicrystalline PTFE: a positron lifetime and PVT study

Autor: Harald Kaspar, J. Pionteck, Reinhard Krause-Rehberg, K.H. Lochhaas, A. Sen Gupta, Günter Dlubek, R. Häßler

Publikováno v: Polymer. 46:6075-6089

The structure of the free volume and its temperature dependence in poly(tetrafluoroethylene) (PTFE) and of its copolymer with perfluoro(propyl vinyl ether) (PFA) was studied by pressure–volume–temperature (PVT) experiments (TZ27–380 8C, PZ0.1�

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::aa8ba9b440fe8a2fd9e2274df731ca4d
https://doi.org/10.1016/j.polymer.2005.04.090

High-Pressure Dependence of the Free Volume in Fluoroelastomers from Positron Lifetime and PVT Experiments

Autor: Asmita Sen Gupta, K. Helmut Lochhaas, Harald Kaspar, Günter Dlubek, Reinhard Krause-Rehberg, Jürgen Pionteck

Publikováno v: Macromolecules. 38:429-437

The microstructure of the free volume and its high-pressure dependence in fluoroelastomeric copolymers of tetrafluoroethylene (TFE) and perfluoro(methyl vinyl ether) (PMVE), PFE, as well as vinylidene fluoride (VDF) and hexafluoropropylene (HFP), VDF

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::a35811bc7a25c782fccabd03099b672f
https://doi.org/10.1021/ma048310f

Swelling Equilibrium of Small Polymer Colloids: Influence of Surface Structure and a Size-Dependent Depletion Correction

Autor: Markus Antonietti, K. Tauer, Harald Kaspar

Publikováno v: Langmuir. 12:6211-6217

Small polymer latex particles in the size range 15 nm < R < 100 nm with different types of covalently bound surface stabilizing groups are made via emulsion polymerization using diverse functionalization techniques like incorporation of polar comonom

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::10286b78957a0ac048f156ec158fdc09
https://doi.org/10.1021/la960159i

Radical Copolymerization of Vinylidene Fluoride with 1-Bromo-2,2-difluoroethylene

Autor: L. Sauguet, Bruno Ameduri, Georges Kostov, Klaus Hintzer, Tilman C. Zipplies, Harald Kaspar

Publikováno v: Journal of Polymer Science Part A: Polymer Chemistry
Journal of Polymer Science Part A: Polymer Chemistry, Wiley, 2010, 48, pp.3964-3976. ⟨10.1002/pola.24179⟩

The radical copolymerization of vinylidene fluoride (VDF) and 1-bromo-2,2-difluoroethylene (BDFE) in 1,1,1,3,3-pentafluorobutane solution at different monomer molar ratios (ranging from 96/4 to 25/75 mol %) and initiated by tert-butylperoxypivalate (

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ff56409cd8c47fcd0e851842bce7b880
https://hal.archives-ouvertes.fr/hal-00575056