Research of influence of modifiers of varied nature on the thermo-oxidative stability of a model silicone binder

Shitov R.O., Kitaeva N.S., Shiryakina Yu.M., Kurshev E.V.
Shitov R.O., Kitaeva N.S., Shiryakina Yu.M., Kurshev E.V. Research of influence of modifiers of varied nature on the thermo-oxidative stability of a model silicone binder // Proceedings of VIAM. 2020. No. 6-7. DOI: 10.18577/2307-6046-2020-0-67-19-28. URL: https://test.viam.ru/en/journal/2020/6-7/3
Keywords
thermostable siloxanes, film-foming silicone binder, modifier, thermo-oxidative stability.
Abstract

The literature data on the use of various modifiers as additives that increase heat resistance of polymer binders in an oxidizing environment are analyzed. Influence of the nature of modifiers – pyrogenic silicon dioxide (aerosil A-380), cristobalite, asbestos (processed for adhesives), wollastonite, iron oxide (III), cerium (IV) oxide on the thermo-oxidative stability of a model silicone binder, and their concentration patterns have been investigated. Microphase structure of modified samples with a cured matrix of a model silicone binder was evaluated.

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