{"id":7214,"date":"2026-05-14T12:18:53","date_gmt":"2026-05-14T10:18:53","guid":{"rendered":"https:\/\/ustarch.sav.sk\/sk\/?page_id=7214"},"modified":"2026-05-15T12:31:46","modified_gmt":"2026-05-15T10:31:46","slug":"vyvoj-vlaknami-vystuzenych-tazkych-samozhutnovacich-malt-so-specialnymi-ochrannymi-vlastnostami-proti-balistickym-strelam","status":"publish","type":"page","link":"https:\/\/ustarch.sav.sk\/sk\/sk\/archiv\/vyvoj-vlaknami-vystuzenych-tazkych-samozhutnovacich-malt-so-specialnymi-ochrannymi-vlastnostami-proti-balistickym-strelam\/","title":{"rendered":"V\u00fdvoj vl\u00e1knami vystu\u017een\u00fdch \u0165a\u017ek\u00fdch samozhut\u0148ovac\u00edch m\u00e1lt so \u0161peci\u00e1lnymi ochrann\u00fdmi vlastnos\u0165ami proti balistick\u00fdm strel\u00e1m"},"content":{"rendered":"<p>Samozhut\u0148ovacie malty maj\u00fa vysok\u00fd potenci\u00e1l na dosiahnutie v\u00fdznamn\u00e9ho zlep\u0161enia in\u017einierskych v\u00fdkonov a hospod\u00e1rnosti v\u010faka elimin\u00e1cii vibr\u00e1ci\u00ed. K\u013e\u00fa\u010dov\u00fdm faktorom pri ich v\u00fdvoji je zabezpe\u010denie dostato\u010dnej tekutosti a odolnosti vo\u010di segreg\u00e1cii. Spr\u00e1vna reol\u00f3gia \u010derstv\u00fdch m\u00e1lt mus\u00ed by\u0165 zabezpe\u010den\u00e1 vhodnou kombin\u00e1ciou cementu a pr\u00edsad. Vl\u00e1kna zabudovan\u00e9 do zlo\u017eenia malty sl\u00fa\u017eia ako v\u00fdstu\u017e a m\u00f4\u017eu dokonca vies\u0165 k \u00fapln\u00e9mu nahradeniu konven\u010dnej v\u00fdstu\u017ee. Zlep\u0161en\u00e1 trvanlivos\u0165 materi\u00e1lu sa d\u00e1 dosiahnu\u0165 v\u010faka zv\u00fd\u0161enej pevnosti v \u0165ahu po praskan\u00ed a rozpt\u00fdlenej\u0161iemu procesu praskania s men\u0161\u00edmi \u0161\u00edrkami. Pevnos\u0165 kompozitn\u00e9ho materi\u00e1lu, obsah vl\u00e1kien, ich geometria a typ, rozlo\u017eenie a orient\u00e1cia vl\u00e1kien v cementovej matrici na konci ukladania patria medzi d\u00f4le\u017eit\u00e9 faktory ovplyv\u0148uj\u00face v\u00fdkonnos\u0165 \u0165a\u017ek\u00fdch samozhut\u0148ovac\u00edch m\u00e1lt.<\/p>\n<p>Perspekt\u00edvne uplatnenie \u0165a\u017ek\u00fdch samozhut\u0148ovac\u00edch m\u00e1lt vystu\u017een\u00fdch vl\u00e1knami by sa dalo n\u00e1js\u0165 v civilnej bezpe\u010dnosti ako ochrana proti balistick\u00e9mu bedru, \u010do potvrdili aj na\u0161e predbe\u017en\u00e9 experiment\u00e1lne v\u00fdsledky realizovan\u00e9 v spolupr\u00e1ci so spolo\u010dnos\u0165ou BOGGES, spol. s r.o., \u0161pecialistom na testovanie a certifik\u00e1ciu balistickej ochrany vozidiel, person\u00e1lu a kritickej infra\u0161trukt\u00fary.<\/p>\n<p>Kroky potrebn\u00e9 na dosiahnutie hlavn\u00e9ho cie\u013ea zah\u0155\u0148aj\u00fa:<\/p>\n<p>\u2022 optimaliz\u00e1ciu distrib\u00facie ve\u013ekosti \u010dast\u00edc v\u00fdchodiskov\u00fdch materi\u00e1lov,<br \/>\n\u2022 v\u00fdber typu a ve\u013ekosti vl\u00e1kien, optimaliz\u00e1ciu krivky zrnitosti pln\u00edv,<br \/>\n\u2022 optimaliz\u00e1ciu zlo\u017eenia spojiva na z\u00e1klade reologick\u00fdch vlastnost\u00ed \u010derstv\u00fdch m\u00e1lt ovplyvnen\u00fdch pomerom vody k spojivu a vhodn\u00fdmi typmi chemick\u00fdch pr\u00edsad,<br \/>\n\u2022 stanovenie mechanick\u00fdch vlastnost\u00ed a balistick\u00fdch charakterist\u00edk,<br \/>\n\u2022 hodnotenie fyzik\u00e1lnych a chemick\u00fdch vlastnost\u00ed.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/ustarch.sav.sk\/sk\/wp-content\/uploads\/sites\/2\/dev1.png\" alt=\"dev1\" width=\"327\" height=\"230\" class=\"alignleft size-medium wp-image-4295\" \/><br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/ustarch.sav.sk\/sk\/wp-content\/uploads\/sites\/2\/dev2.png\" alt=\"dev2\" width=\"327\" height=\"230\" class=\"alignleft size-full wp-image-4296\" \/><\/p>\n<p>\nObr. 1. Krivky TG\/DTG (v\u013eavo) a v\u00fdvoj zmr\u0161\u0165ovania vl\u00e1knami vystu\u017een\u00fdch \u0165a\u017ek\u00fdch samozhut\u0148ovac\u00edch m\u00e1lt (vpravo).<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Samozhut\u0148ovacie malty maj\u00fa vysok\u00fd potenci\u00e1l na dosiahnutie v\u00fdznamn\u00e9ho zlep\u0161enia in\u017einierskych v\u00fdkonov a hospod\u00e1rnosti v\u010faka elimin\u00e1cii vibr\u00e1ci\u00ed. K\u013e\u00fa\u010dov\u00fdm faktorom pri ich v\u00fdvoji je zabezpe\u010denie dostato\u010dnej tekutosti&#8230;<\/p>\n","protected":false},"author":4,"featured_media":0,"parent":6846,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":"","_links_to":"","_links_to_target":""},"class_list":["post-7214","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/ustarch.sav.sk\/sk\/wp-json\/wp\/v2\/pages\/7214","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ustarch.sav.sk\/sk\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/ustarch.sav.sk\/sk\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/ustarch.sav.sk\/sk\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/ustarch.sav.sk\/sk\/wp-json\/wp\/v2\/comments?post=7214"}],"version-history":[{"count":2,"href":"https:\/\/ustarch.sav.sk\/sk\/wp-json\/wp\/v2\/pages\/7214\/revisions"}],"predecessor-version":[{"id":7216,"href":"https:\/\/ustarch.sav.sk\/sk\/wp-json\/wp\/v2\/pages\/7214\/revisions\/7216"}],"up":[{"embeddable":true,"href":"https:\/\/ustarch.sav.sk\/sk\/wp-json\/wp\/v2\/pages\/6846"}],"wp:attachment":[{"href":"https:\/\/ustarch.sav.sk\/sk\/wp-json\/wp\/v2\/media?parent=7214"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}