Results 41 to 50 of about 3,604 (224)

Thermodynamic Scaling of the Viscosity of Van Der Waals, H-Bonded, and Ionic Liquids

open access: yes, 2006
Viscosities and their temperature, T, and volume, V, dependences are reported for 7 molecular liquids and polymers. In combination with literature viscosity data for 5 other liquids, we show that the superpositioning of relaxation times for various glass-
Barton A. F. M.   +7 more
core   +1 more source

Comparative Assessment of Energetic Plasticizers Including NFPEG3N3 in a GAP/HMX Formulation: Mechanics, Stability, Combustion, and Performance

open access: yesPropellants, Explosives, Pyrotechnics, Volume 51, Issue 2, Page 269-276, February 2026.
ABSTRACT We examine the new energetic plasticizer 3‐(2‐(2‐(2‐azidoethoxy)ethoxy)ethoxy)‐4‐nitro‐1,2,5‐oxadiazole (NFPEG3N3), three reference compounds (BDNPA/F, Bu‐NENA, and DNDA‐57), and a plasticizer‐free control in a fixed HMX/GAP composite. NFPEG3N3 provides the strongest low‐temperature properties, yielding the lowest formulation glass transition ...
Patrick Lieber   +2 more
wiley   +1 more source

Modelling , of Polyurethanes Based on Hydroxyl- Terminated Polybutadiene

open access: yesDefence Science Journal, 1998
Forty formulations based on four different grades ofhydroxyl-terminated polybutadiene, HTPB(hydroxyl value 20- 40 mg KOHlg) at r = [NCO] / [OH] values in the range 0.7 -1.0 with varyingamounts of trimethylol propane and butane diol and containing 86 per cent solid loading wereconsidered to test the applicability of a.-model of Marsh, et al.
Manohar Singh   +3 more
openaire   +1 more source

High performance ammonium nitrate propellant [PDF]

open access: yes, 1979
A high performance propellant having greatly reduced hydrogen chloride emission is presented. It is comprised of: (1) a minor amount of hydrocarbon binder (10-15%), (2) at least 85% solids including ammonium nitrate as the primary oxidizer (about 40% to ...
Anderson, F. A.
core   +1 more source

Optimizing Epoxy Vitrimer Composites With Sustainable Cellulose Nanofibril Reinforcements: Enhancing Thermal Dimensional Stability While Preserving Dynamic Covalent Behavior

open access: yesPolymer Composites, Volume 47, Issue 1, Page 164-175, 10 January 2026.
A vitrimer nanocomposite based on nanofibrillated cellulose was fabricated using controlled resin infiltration, without the need for any functionalization. It exhibited excellent thermal dimensional stability and recyclability, positioning it as a promising material for next‐generation, eco‐responsible composites and protective coating aligned with ...
Isis Castro‐Cabrera   +3 more
wiley   +1 more source

Investigations on the thermal response of a solid rocket motor with complex charge structure using CL-20/GAP propellant

open access: yesCase Studies in Thermal Engineering, 2022
The thermal safety of a solid rocket motor with a complex charge structure using CL-20 (Hexanitrohexaazaisowurtzitane)/GAP (Glycidyl Azide Polymer) propellant was evaluated. The morphology and thermal decomposition properties of the propellant were first
Yiyao Wang   +5 more
doaj   +1 more source

Solid propellant motor [PDF]

open access: yes, 1978
A case bonded end burning solid propellant rocket motor is described. A propellant with sufficiently low modulus to avoid chamber buckling on cooling from cure and sufficiently high elongation to sustain the stresses induced without cracking is used. The
Marsh, H. E., Jr., Shafer, J. I.
core   +1 more source

Processing, Characterization, and Detonation Testing of Explosive/Wax/Graphite Charges With CL‐20/HMX Cocrystals

open access: yesPropellants, Explosives, Pyrotechnics, Volume 51, Issue 1, Page 31-38, January 2026.
Increased detonation performance of a explosive formulation with CL‐20/HMX cocrystal compared to the HMX and RDX based OWC and HWC. ABSTRACT Granulates of explosive/wax/graphite formulations, oktogen/wax/graphite formulation (OWC), hexogen/wax/graphite formulation (HWC), PBX‐formulation of the FhG ICT (PHX) 151, and PHX 153 with 1,3,5,7‐tetranitro‐1,3 ...
Michael Herrmann   +2 more
wiley   +1 more source

An Overview of the Technological Progress in Propellants Using Hydroxyl-Terminated Polybutadiene as Binder During 2002–2012

open access: yesJournal of Aerospace Technology and Management, 2013
http://dx.doi.org/10.5028/jatm.v5i3.242 The purpose of this article is to present a study on the technological development of propellants, which are used in solid and hybrid rocket motor, that have been employing hydroxyl-terminated polybutadiene (HTPB)
Gilson da Silva   +2 more
doaj  

Recovery of aluminum from composite propellants [PDF]

open access: yes, 1980
Aluminum was recovered from solid rocket propellant containing a small amount of oxidizer by depolymerizing and dissolving propellant binders (containing functional or hydrolyzable groups in a solution of sodium methoxide) in an alcohol solvent ...
Shaw, G. C.
core   +1 more source

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