Curing of glycidyl azide polymer (GAP) diol using isocyanate, isocyanate‐free, synchronous dual, and sequential dual curing systems

TH Hagen, TL Jensen, E Unneberg… - Propellants …, 2015 - Wiley Online Library
Glycidyl azide polymer (GAP) is an important energetic binder candidate for new minimum
signature solid composite rocket propellants, but the mechanical properties of such GAP …

Azide and alkyne terminated polybutadiene binders: Synthesis, cross-linking, and propellant studies

S Reshmi, E Arunan, CPR Nair - Industrial & Engineering …, 2014 - ACS Publications
In composite solid propellants, the fuel and oxidizer are held together by a polymer binder.
Among the different types of polymeric binders used in solid propellants, hydroxyl terminated …

1, 2, 3‐triazole crosslinked polymers as binders for solid rocket propellants

DH Lee, KT Kim, Y Jang, S Lee… - Journal of Applied …, 2014 - Wiley Online Library
ABSTRACT In this study, 1, 2, 3‐triazole crosslinked polymers were synthesized as a new
binder for solid rocket propellant systems by reacting the azide groups of the polymer with …

Isocyanate‐Free Curing of Glycidyl Azide Polymer with Bis–propargylhydroquinone

S Sonawane, M Anniyappan, J Athar… - Propellants …, 2017 - Wiley Online Library
Bis‐propargylhydroquinone (BPHQ) is an alkyne functionalized isocyanate‐free curing
agent for hydroxyl terminated azido polymers. Conventionally, glycidyl azide polymer (GAP) …

Development of a triazole-cure resin system for composites: Evaluation of alkyne curatives

IE Gorman, RL Willer, LK Kemp, RF Storey - Polymer, 2012 - Elsevier
We are developing a resin system that cures via triazole ring formation (cycloaddition
reaction of azides with terminal alkynes) instead of the traditional oxirane/amine reaction …

Enhancing the performance of an HTPE binder by adding a novel hyperbranched multi‐arm azide copolyether

X Wen, G Zhang, K Chen, S Yuan… - Propellants, Explosives …, 2020 - Wiley Online Library
Modern composite solid propellants must exhibit excellent mechanical properties together
with high energy outputs, and the binder system plays a vital role in establishing these …

Polyether triazoles: An effective binder for 'green'gas generator solid propellants

S Reshmi, H Hemanth, S Gayathri, CPR Nair - Polymer, 2016 - Elsevier
Hydroxyl telechelic binders are extensively used in composite solid propellant to impart
structural integrity to the solid rocket motor and for functioning as a fuel. Amongst these …

Metal‐Free Cycloaddition of Internal Alkynes and Multifunctional Azides Under Solvent‐Free Conditions

B Sandmann, B Happ, J Vitz, RM Paulus… - Macromolecular …, 2014 - Wiley Online Library
The synthesis of three different electron‐deficient internal alkynes for the metal‐free 1, 3‐
dipolar azide–alkyne cycloaddition is shown. The alkynes are polymerized with several …

Energetic polymers: synthesis and applications

AJ Paraskos - Energetic Materials: From Cradle to Grave, 2017 - Springer
Energetic polymeric materials typically consist of both a hydrocarbon-based fuel component
as well as one or more oxidizing “explosophore” components. The use of energetic rather …

Degradable “click” polyesters from erythritol having free hydroxyl groups

M Bueno, I Molina, JA Galbis - Polymer degradation and stability, 2012 - Elsevier
Click Cu (I)-catalysed polymerization and thermal polyaddition of diynes having ester
linkages and 1, 4-diazido-1, 4-dideoxyerythritol were performed to obtain polyesters …