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Polyimidlnes A New Class of Polymers
Synthesis and Properties of Acetylene Terminated
Phenylated Aromatic Hetrocyclic Polyphenylenes
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a-fluorostyrene acetylenic acid acrylate AIBN alkylation amine analysis anionic anionic polymerization aromatic backbone bands benzene bisphenol block copolymers butadiyne C. U. Pittman carbon resonance catalyst cationic chain Chem chemical chemistry chloroform chloromethylated cis-DDP containing cooled copolymerization cyclic dioxane dl/g DMSO dyes ether Figure film graft copolymers groups heated homopolymer hydroxide infrared initial isomers kinetics m-DMB Macromolecules material melting methacrylate methanol method methyl methylene chloride model compound mole molecular weight monomer nitro nitrogen observed obtained oligomers organometallic oxide peaks pendant phenyl platinum poly polyacetylene polyamides polybutadiyne polyformal polymer polymerization polystyrene polysulfone precipitated prepared properties proton quaternization ratio reaction mixture reactivity recrystallized reflux resin room temperature salt sample sodium soluble solution solvent spectra spectrum steric structure studies styrene synthesis Table TCNQ thermal toluene triads triethylamine vacuum vinyl viscosity yield