Synthesis of novel copolymer based on precipitation polymerization and its application in positive-tone photoresist

作者: Xiangfei Zheng , Changwei Ji , Qingtao Zeng , Jingcheng Liu , Ren Liu

DOI: 10.1007/S10965-017-1370-9

关键词: MethacrylateCopolymerPhotoresistSodium methoxideNuclear chemistryMaterials scienceStyreneThermal decompositionGlass transitionPrecipitation polymerizationPolymer chemistryOrganic chemistryMaterials ChemistryPolymers and Plastics

摘要: A series of copolymers Poly (TBA-CA-St-ASM)(PTCSA) were synthesized via precipitation polymerization by using tert-Butyl acrylate (TBA), Styrene (St), p-acetoxy styrene (ASM), and cedryl methacrylate (CA) as co-monomer. Then, Poly (TBA-CA-St-HS)(PTCSH) was prepared in the presence of sodium methoxide in methanol. The fourier transfer infrared (FT-IR) spectra and proton nuclear magnetic resonance (1 H–NMR) spectra indicated that the synthesis was successful. The molecular weight, glass transition temperature (T g) and …

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