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Acetoacetoxy기 함유 하이솔리드 도료용 아크릴 수지의 합성
유혁재 ( Yu Hyeog Jae ),정동진 ( Jeong Dong Jin ),정충호 ( Jeong Chung Ho ),함현식 ( Ham Hyeon Sig ),박홍수 ( Park Hong Su ),김태옥 ( Kim Tae Og ) 한국유화학회 2003 한국응용과학기술학회지 Vol.20 No.3
N/A A copolymer (HSAs: EA/EMA/2-HEMA/AAEM) which is an acrylic resin containing 70% solid content was synthesized by the reaction of monomers, including ethyl acrylate, ethyl methacrylate, and 2-hydroxyethyl methacrylate with a functional monomer, such as acetoacetoxyethyl methacrylate, which may give improvements in cross-linking density and physical properties of films. The physical properties of prepared acrylic resins, HSA containing AAEM, are as follows : viscosity, 203~550cps ; M_(n), 2590~2850 ; and conversion, 82~89%, respectively. It was found from the plotting of T_(g) versus viscosity and T_(g) versus molecular weight that viscosity increased with T_(g), while number averaged molecular weight decreased with increasing T_(g).