Zobrazeno 1 - 10
of 51
pro vyhledávání: '"GARY L. HAGNAUER"'
Autor:
Srinivas Uppuluri, Lars T. Piehler, Gary L. Hagnauer, Jing Li, Donald A. Tomalia, Douglas R. Swanson
Publikováno v:
Advanced Materials. 12:796-800
Autor:
Gary L. Hagnauer, Samuel P. Gido, Donald A. Tomalia, Lajos P. Balogh, Regina Valluzzi, Kenneth S. Laverdure
Publikováno v:
Journal of Nanoparticle Research. 1:353-368
Structural types of dendrimer nanocomposites have been studied and the respective formation mechanisms have been described, with illustration of nanocomposites formed from poly(amidoamine) PAMAM dendrimers and zerovalent metals, such as gold and silv
Autor:
Douglas R. Swanson, Donald A. Tomalia, Lajos P. Balogh, Gary L. Hagnauer, Srinivas Uppuluri, Lars T. Piehler, Jing Li, D. J. Meier
Publikováno v:
MRS Proceedings. 543
This new architectural class of macromolecules has received substantial attention during the past decade. Three dendritic subclasses, which include (a) random hyperbranched (i.e., one-pot ABx, polymerizations), (b) dendritic grafted (i.e., Combburst
Publikováno v:
Polymer Composites. 1:71-76
Monoepoxy phenyl glycidyl ether, curing agent p-chloroaniline, and the substituted urea type accelerator Monuron were used as a model system for studying the amine cure of epoxies. Reactions were carried out at 120°C with amine to epoxy equivalent r
Publikováno v:
Macromolecules. 22:4235-4239
Modification du mecanisme propose par Sennett (amorcage, catalyse et inhibition par BCl 3 ) afin de rendre compte de la concentration du trimere dans le melange reactionnel. Determination des vitesses de reaction en controlant la concentration en (NP
Autor:
Gary L. Hagnauer
Publikováno v:
Journal of Macromolecular Science: Part A - Chemistry. 16:385-408
Polydichlorophosphazene (NPC12)X is unique as a synthetic precursor for poly(organo)phosphazenes [1–6] and presents special problems in polymerization studies because of branching, crosslinking, and cyclization reactions and in characterization due
Publikováno v:
Polymer Engineering and Science. 15:321-338
Various aspects of polyphosphazene chemistry are reviewed. Stable poly (organophosphazenes) can be prepared from an inorganic precursor, poly(dichlorophosphazene), by careful control of polymerization and substitution reaction conditions. The bulk st
Autor:
Gary L. Hagnauer
Publikováno v:
Polymer Composites. 1:81-87
Liquid size exclusion, adsorption, and bonded-phase high performance liquid chromatographic (HPLC) methods have been developed to monitor the chemical compositions of epoxy resin prepregs. Examples are given to illustrate how multiple detectors and o
Autor:
David A. Dunn, Gary L. Hagnauer
Publikováno v:
Industrial & Engineering Chemistry Product Research and Development. 21:68-73
Autor:
Gary L. Hagnauer, David A. Dunn
Publikováno v:
Journal of Applied Polymer Science. 26:1837-1846
A simple procedure is described for the rapid, quantitative analysis of dicyandiamide in epoxy resins and epoxy resin prepregs. High performance liquid chromatography is used to analyze for dicyandiamide and to investigate the solubility behavior of