Low melting point thermoplastic propellant and its preparation method
A thermoplastic and propellant technology, applied in the direction of offensive equipment, explosive processing equipment, explosive composite components, etc., can solve the problems of increasing the risk of mixing temperature, which is not conducive to the large-scale continuous production process of thermoplastic propellants, and reduce the difficulty of the process , low cost, excellent process performance
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Embodiment 1
[0030] The modified plastic grease 1 shown in Table 1 was used to prepare a propellant according to the composition formula 1 shown in Table 2, and the properties of the obtained propellant are shown in Table 3.
[0031] Table 1 Modified plastic grease 1
[0032] project
Adhesive properties
Melting point (°C)
75～80
Molecular weight (Mn)
200～400
Minimum initial decomposition temperature (°C)
210
[0033] Table 2 Low melting point thermoplastic propellant formulation 1
[0034]
[0035] Table 3 Propellant formulation properties
[0036] Test items
Embodiment 2
[0038] The modified plastic grease 2 shown in Table 4 was used to prepare a propellant according to the composition formula 2 shown in Table 5, and the properties of the obtained propellant are shown in Table 6.
[0039] Table 4 Modified plastic grease 2
[0040] project
Adhesive properties
Melting point (°C)
80～85
Molecular weight (Mn)
400～600
Minimum initial decomposition temperature (°C)
230
[0041] Table 5 Low melting point thermoplastic propellant formulation 2
[0042]
[0043] Table 6 Propellant formulation properties
[0044] Test items
Embodiment 3
[0046] The modified plastic grease 3 shown in Table 7 was used to prepare a propellant according to the composition formula 3 shown in Table 8, and the properties of the obtained propellant are shown in Table 9.
[0047] Table 7 Modified plastic grease 3
[0048] project
Adhesive properties
Melting point (°C)
85-90
Molecular weight (Mn)
600～800
Minimum initial decomposition temperature (°C)
250
[0049] Table 8 Low melting point thermoplastic propellant formulation 3
[0050]
[0051] Table 9 Propellant formulation properties
[0052] project
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