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Mechanical Characteristics and Thermal Stability of Hybrid Epoxy and Acrylic Polymer Coating/Nanoclay of Various Thicknesses

Research Authors
Alaa M. Abd‑Elnaiem, Osamah S. Salman, A. Hakamy, Seenaa I. Hussein
Research Abstract

In this work, we employed the casting procedure to synthesize polymer hybrids from epoxy with acrylic polymer coating with nanoclay. The investigated polymer hybrid was composed of 80% epoxy resin, 17% acrylic polymer solution, and 3% nanoclay. The polymer hybrid samples were ranged in thickness from 1 to 3 mm. The infuence of the sample’s thickness on thermal stability, thermal conductivity, and mechanical properties, as well as the constant angle of polymer hybrids were examined. The structural investigation revealed that the loaded nanocaly is crystalline with an average crystal size of 56 nm inside the amorphous polymer matrix. Also, it consistently dispersed throughout the epoxy matrix, showing that the tiny nanoparticles were meant to agglomerate with one another. The maximum thermal stability was found in polymer hybrids with a thickness of 2 mm, and the contact angle was closed to 90° for polymer hybrids with a thickness of 1.5 mm. The hardness values were remained constant around 73±1 and were unafected by sample’s thickness. Meanwhile, increasing the polymer hybrid's thickness slightly improves the impact and fexural strength values. The anticipated value of the wear rate was slightly changed while increasing with applied force. As the thickness of the synthesized polymer hybrids was rose from 1 to 3 mm, the thermal conductivity was fell from 0.47 to 0.32 W/m K. The synthesized hybrid epoxy and acrylic polymer coating/nanoclay was exhibit signifcant thermal and mechanical stability, as well as hydrophobicity, and hence may be employed for foor painting and waterproofng applications.

Research Date
Research Department
Research Journal
Journal of Inorganic and Organometallic Polymers and Materials
Research Member
Research Publisher
Springer
Research Vol
32(6)
Research Website
https://doi.org/10.1007/s10904-022-02270-8
Research Year
2022
Research Pages
2094-2102