نتایج جستجو برای: unsaturated polyester resin

تعداد نتایج: 52670  

Journal: :Gazi university journal of science 2023

Polyester based particle reinforced composites were developed using varying weight fractions (ranging from 0 to 30 wt%, at 5 wt% interval) of microcrystalline wood charcoal powder (75µm). Quantitative, qualitative and functional characterization (WC) particles polyester matrix was carried out successfully energy dispersive x-ray spectrophotometer (EDXRF), Fourier transform infrared spectrometer...

Journal: : 2022

This research includes the preparation of polymeric composites by (Hand lay-up method) unsaturated polyester resin as a matrix material and (iron, copper) particles strengthening materials with different weight ratios (5%, 10%, 15%, 20%). The hardness impact strength properties are studied before after immersion in (NaOH) solution (HCl) at normality (0.3N) for period one (30 days). results show...

Journal: :Nucleation and Atmospheric Aerosols 2021

Graphene treated with silane based unsaturated polyester resin was successfully prepared for primer coatings application sonication process. Corrosion has been a major issue worldwide due to its failure building structure and high maintenance. The usage of Unsaturated Polyester (UPE) alone is insufficient inhibit the corrosion. Hence, using UPE filled graphene (GR) developed as significant step...

Journal: :Occupational and Environmental Medicine 1963

Journal: :Chemie Ingenieur Technik 2021

Carbon-based membranes were manufactured by deposition of a polymeric precursor on asymmetric porous, ceramic substrates with tube channel geometry followed pyrolysis. As precursor, an unsaturated polyester resin prepared was used. The the carbon results first short substrate geometries (105 mm long single-channel tube), further scaling-up 19-channel (250 and 600 length) successfully performed....

Journal: :Buildings 2023

In this study, the researchers aimed to broaden applications of unsaturated polyester resin (UPR) composites in building field by incorporating surface-modified titanium dioxide (TiO2) nanoparticles and reinforced chopped glass fibers within UPR matrix. Specifically, containing 4 wt.% TiO2 30 fiber exhibited remarkable properties 46.1 kJ/m2 impact strength, 90.1 MPa flexural 78.8 tensile 121.5 ...

2017
Defang Zhao Kai Mao Zhilan Xu Zhiyuan Zhang Yuqiu Yang Hiroyuki Hamada

In this research, creation of higher mechanical natural fiber mat composites was proposed. The hybrid mat with jute and glass mat was fabricated by needle punching system, in which jute mat was placed on glass mat. The ratio of jute and glass mat layers was set to be 1:0,1:1,1:2 and 2:1, respectively. The composites were fabricated by hand-lay up method with unsaturated polyester resin after ne...

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