Results 81 to 90 of about 183,821 (190)

Structural Integrity of Aged Hydroxyl-Terminated Polybutadiene Solid Rocket Propellant

, 2017
The effect of aging time on the mechanical properties and fracture parameters determined via linear elastic fracture mechanics and elasto-plastic fracture mechanics approaches of an ammonium perchlorate hydroxyl-terminated polybutadiene solid propellant ...
Órtega de la Rosa, Álvaro, Rodríguez, Jesús, López, Raúl, Salazar, Alicia   +3 more
core   +1 more source

Cross‐linking of Hydroxyl‐terminated Polyols with Triethyleneglycol Diglycidyl Ether: An Alternative to Toxic Isocyanates [PDF]

, 2018
Isocyanates are highly reactive and toxic substances with severe health effects. Certain diisocyanates are restricted under REACH – The European Regulation on Registration, Evaluation, Authorisation and Restriction of Chemicals.
Doe, William J., Williams, Richard G., Gaulter, Sally E., Jacqueline Akhavan, William J. Doe, Richard G. Williams, Dossi, Eleftheria, Eleftheria Dossi, Sally E. Gaulter, Akhavan, Jacqueline   +9 more
core   +1 more source

Synergistic dual dynamic bonds for enhanced self-repair performance in HTPB binders

Energetic Materials Frontiers
Energetic materials serve as critical energy sources for weapon systems and equipment. During manufacturing and storage processes, microcracks may form in these materials, posing significant safety risks.
Ming-hao Zhang, Xing-ling Hu, Zhi-shuai Geng, Wei Yang, Fan-zhi Yang, Yun-jun Luo, Min Xia   +6 more
doaj   +1 more source

Study on the Mechanical Properties of Solid Composite Propellant Used as a Gas Generator

Journal of Aerospace Technology and Management, 2020
A gas generating propellants are used as initiators of liquid rocket propellants turbopumps and have as desired characteristic a high-volume production of low-temperature gas.
Lia Junqueira Pimont, Paula Cristina Gomes Fernandes, Luiz Fernando de Araujo Ferrão, Marcio Yuji Nagamachi, Kamila Pereira Cardoso   +4 more
doaj  

SIMULAÇÃO DE COMBUSTÃO DO POLIBUTADIENO LÍQUIDO HIDROXILADO, PERCLORATO DE AMÔNIO E ALUMÍNIO EM FORMULAÇÕES DE PROPELENTE SÓLIDO COMPÓSITO

Química Nova
The present work presents combustion simulations of hydroxyl-terminated liquid polybutadiene loaded with ammonium perchlorate and aluminum, using Chemkin software and the “Plug Flow” type reactor.
Renata F. Cardoso, Luciene D. Villar, Elizabete Y. Kawachi, Rene F. B. Gonçalves   +3 more
doaj   +1 more source

REKOMENDASI PENGGUNAAN HYDROXYL TERMINATED POLYBUTADIENE MANDIRI SEBAGAI BINDER PROPELAN BERDASAR HASIL PENGUJIAN BERAT MOLEKUL HTPB IMPOR (RECOMENDATION OF USING THE AUTONOMOUS HYDROXYL TERMINATED POLYBUTADIENE AS BINDER FOR PROPELLANT BASED ON THE IMPOR HTPB MOLECULAR WEIGHT TESTING VALUES)

, 2016
Telah diuji dan dianalisis berat molekul HTPB, hasilnya adalah, spesifikasi dua, spesifikasi tiga, spesifikasi empat berturut-turut adalah 9998 gr/mol (label 2300-2800 gr/mol), 9047 gr/mol (label 2800-3500 gr/mol), 12823 gr/mol (label 3500-4500 gr/mol ...
Kendra Hartaya
core  

Properties related to linear and branched network structure of hydroxyl terminated polybutadiene

, 2018
The correlation between properties and the network structure of hydroxyl terminated polybutadiene (HTPB) based polyurethanes (PUs) was studied through linear and branched structure polymer matrixes formed by toluene diisocyanate (TDI) and an aliphatic ...
Yalun Sun, Qingjie Jiao, Yapeng Ou
core   +1 more source

Kinetic study of the reaction between hydroxyl-terminated polybutadiene and isophorone diisocyanate in bulk by quantitative FTIR spectroscopy

, 1997
A kinetic study of the reaction between a hydroxyl-terminated polybutadiene (HTPB) and isophorone diisocyanate (IPDI) was carried out in the bulk state by using quantitative Fourier transform infrared(FTIR) spectroscopy.
Ozkar, S, Kincal, D
core   +2 more sources

Study on Rheological Properties and Pouring Process of Hydroxyl-Terminated Polybutadiene (HTPB) Propellants. [PDF]

Polymers (Basel), 2023
Wang H, Ji Y, Jiang X, Li Z.
europepmc   +1 more source

Improvement in Migration Resistance of Hydroxyl-Terminated Polybutadiene (HTPB) Liners by Using Graphene Barriers. [PDF]

Polymers (Basel), 2022
Zhang Y, Tian Y, Zhang Y, Fu X, Li H, Lu Z, Zhang T, Hu Y.   +7 more
europepmc   +1 more source