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Synthesis and Characterization of Methacrylic acid-based Copolymers
Subject area: Science,Engineering and Technology · Area of research: Polymer
Abstract
In this study, 1-hydroxycyclohexyl phenyl ketone (HCPK) was used as a photo initiator, methacrylic acid (MAA), 2-(dimethylamino)ethyl methacrylate (DMAEMA), and trimethylol-propane trimethacrylate (TMPTMA) were copolymerized by UV polymerization to prepare transparent and flat copolymer films with different monomer ratios. Surface energy was measured using a contact angle meter. We found that the addition of TMPTMA reduced the surface energy of the copolymer films. The water content test also confirmed that the addition of TMPTMA inhibited water absorption. In the dynamic mechanical test, the higher the MAA content, the higher the glass transition temperature (Tg) of the copolymer film, and the addition of TMPTMA also slightly increased the Tg.
Keywords
methacrylic acid, photo initiator, surface energy, glass transition temperature
How to cite this paper
@article{1704867,
author = {Horng-Jer Tai, Pang-Chi Chiang},
title = {Synthesis and Characterization of Methacrylic acid-based Copolymers},
journal = {Iconic Research And Engineering Journals},
year = {2023},
volume = {7},
number = {1},
pages = {237-240},
issn = {2456-8880},
url = {https://www.irejournals.com/formatedpaper/1704867.pdf},
abstract = {In this study, 1-hydroxycyclohexyl phenyl ketone (HCPK) was used as a photo initiator, methacrylic acid (MAA), 2-(dimethylamino)ethyl methacrylate (DMAEMA), and trimethylol-propane trimethacrylate (TMPTMA) were copolymerized by UV polymerization to prepare transparent and flat copolymer films with different monomer ratios. Surface energy was measured using a contact angle meter. We found that the addition of TMPTMA reduced the surface energy of the copolymer films. The water content test also confirmed that the addition of TMPTMA inhibited water absorption. In the dynamic mechanical test, the higher the MAA content, the higher the glass transition temperature (Tg) of the copolymer film, and the addition of TMPTMA also slightly increased the Tg.},
keywords = {methacrylic acid, photo initiator, surface energy, glass transition temperature},
month = {July},
}