Results 51 to 60 of about 107,857,992 (124)
Diplomová práce je zaměřena na strukturní vlastnosti isotaktického polybutenu-1. Zabývá se vlivem plniv na polymorfismus isotaktického polybutenu-1 a na přechod mezi krystalic-kými formami.
Chovanec, Tomáš
core +1 more source
Effect of nanosilica aggregates/agglomerates on oxygen and water vapor diffusivity of PBF/SiO2 nanocomposites. ABSTRACT The nanofillers inclusions in poly(butylene 2,5‐furandicarboxylate) (PBF)/SiO2 nanocomposites were found to consist of aggregates and agglomerates of nanosilica particles.
Giovanna Molinari +9 more
wiley +1 more source
Crystallization of Polymers from Solution under ShearingStress III Polybutene-1 [PDF]
It was shown that the fibrous crystals of isotactic polybutene-l crystallized from solution under shearing stress are also composed of the central threads with an extended chain character and the epitaxally deposited lamellae with a folded chain ...
Fujiwara, Yasuo +3 more
core +1 more source
Potential of Thermoset Polyolefins for FRP Concrete Reinforcing Bars
Overview of XLPO and pDCPD resins for FRP reinforcing bars, highlighting resin chemistry, key performance characteristics, fiber sizing interactions, and principal degradation mechanisms in concrete environments. ABSTRACT Although thermoset polyolefins offer resistance to hydrolytic degradation and favorable processing characteristics, their potential ...
Osama Omar +5 more
wiley +1 more source
Mechanochemical upcycling of bio‐ and fossil‐based polyesters with alcohols and amines using MeONa as the catalyst selectively produces synthetically useful diesters and diamides, giving only alcohols as byproducts. This green and efficient protocol is readily scalable and can be transferred to the upcycling of polyester‐based postconsumer waste ...
Divya Jain +5 more
wiley +1 more source
Thermally Processable, Transparent, Mechanically Tunable and Robust Bioplastics From Wastepaper
Unlike conventional inefficient or low‐value wastepaper recycling, a directional transformation strategy is employed to convert whole wastepaper into intact bioplastics with tunable mechanical properties in our work. These bioplastics can be processed into flexible bags or rigid containers and exhibit high transparency, water resistance, repairability,
Zhezhe Zhou +10 more
wiley +1 more source
Influence of Polymer Admixtures on Temperature Characteristics of Isotactic Polybutene -1
Tato bakalářská práce se zabývá vlivy příměsí na teplotní charakteristiky isotaktického polybutenu - 1 a jejich vliv na fázovou transformaci nestabilní fáze II na stabilní fázi I. Obecně je požadováno tuto transformaci co nejvíce urychlit.
Richter, Marek
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Using terahertz spectroscopy for observing the kinetics of recrystallisation of polybutene-1
This paper deals with the use of terahertz spectroscopy for observing the kinetics of recrystallisation of polybutene-1 as a suitable material for manufacturing optical elements in the terahertz region of the electromagnetic spectrum.
Křesálek, Vojtěch, Gavenda, Tomáš
core +1 more source
Novel aspects in the crystallization of polybutene-1
Semicrystalline polymers cover over two thirds of commercially produced polymeric materials, and have been widely applied to many areas of the modern society, including building and construction, electronics, packaging, etc. Understanding the behavior of polymer crystallization is of critical importance due to the significant impact of the ...
openaire +2 more sources
Thermal-induced transformation of mechanical properties of polybutene-1
The work directs attention towards the influence of annealing temperature on transformation of polymorphic composition and mechanical properties of isotactic polybutene-1 (PB-1).
Chvátalová, Lenka +3 more
core +1 more source

