Semtex was invented in the late 1950s by Stanislav Brebera and Radim Fukátko, chemists at VCHZ Synthesia, Czechoslovakia (now Czech Republic). The explosive is named after Semtín, a suburb of …

Aug 22, 2025 · Semtex is another type of plastic explosive that has been widely used in both military and terrorist operations. It was developed by the Czech company Explosia in the 1950s and became …

Description Semtex is a general-purpose Plastic-Explosive (PE) containing RDX and PETN. It is used in commercial blasting, demolition and in certain military applications.

Czech chemist Stanislav Brebera, born one hundred years ago today, co-invented Semtex, a plastic explosive designed for industrial and military use. But the compound’s extraordinary qualities...

Formulations vary by variant: Semtex H employs roughly equal parts RDX and PETN for balanced performance in demolition applications; Semtex 1A and Semtex 10 prioritize PETN as the dominant …

The Semtex H mixture, with nearly equal amounts of RDX and PETN in the mixture, is the closest to the original formulation of the material. The addition of Sudan I dye to the mixture gives Semtex H the …

SEMTEX® 1A is a plastic explosive for special use on the basis of an inexplosive plasticizer with penthrite as an active component. The explosive contains a marking substance for pre-explosive …

Semtex is a general-purpose plastic explosive containing RDX and PETN. [1] It is used in commercial blasting, demolition, and in certain military applications. Semtex became notoriously popular with …

Apr 1, 2020 · Semtex 1H is a plastic explosive produced by Explosia Company, Czech Republic. The polymeric matrix was prepared by the swelling of SBR using the oil in order to increase the elasticity …

Semtex was invented in the late 1950s by Stanislav Brebera and Radim Fukátko, chemists at VCHZ Synthesia, Czechoslovakia (now Czech Republic). The explosive is named after Semtín, a suburb of …