STUDIES ON POLY(ETHYLENE TEREPHTHA LATE)-POLY(TETRAMETHYLENE ETHER) MULTIBLOCK COPOLYMER.Ⅰ.COMPOSITI

• 作 者: 詹永坚 应琦琮 吴美琰 钱人元
• 机 构: InstituteofChemistry,AcademiaSinica,Beijing100080,Beijing100080
• 出 处: 高分子科学：英文版
• 发表日期: 1991年2期
• 关键词: SEGMENTED COPOLYMER Polyester-Polyether Block COPOLYMER Compositional homogenei

The compositional homogeneity of a poly (ethylene terephthalate)-poly (tetramethylene ether) multiblock copolymer sample with low content of hard segment was examined by GPC, TLC, and solubility method. The copolymer sample was found to have a uniform com