It is known, that to improve the physical-mechanical properties epoxy pitch is introduced to the thiokol hermetic. The pitch can be used as on the hardening stage, as well as on the stage of halogen derivative with sodium polysulfide polycondensation . The comparison of two methods of modification of hermetics on the base of polysulfide oligomers was the purpose of this study.
полисульфидный олигомер, герметик, polysulfide oligomer, hermetic
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