The structure of the chain extender was defined and verified each other.

确定了该扩链剂的结构,各方法相互验证.

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Polyurethane elastomers based on glycols ( PEA, PPG PTMG ) , diisocyanate ( TDI ) and chain extender ( E - 300 ) were prepared.

以多元醇 ( PEA, PPG,PTMG ),PDI, E300为原料,制备了 PU 弹性体.

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Thermoplastic polyurethane elastomers are prepared with polyol ester containing OH, isocyanate and a chain extender.

热塑性聚氨酯弹性体主要由含OH的低聚物多元醇 、 小分子扩链剂和异氰酸酯等原料聚合而成.

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Polyurethane hot - melt adhesive was prepared which polyester low molecular weight diol chain - extender, isocyanate and other.

以自制的二元醇、低相对分子质量的扩链剂和二异氰酸酯及其他助剂合成聚氨醇热熔胶粘剂.

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