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Synthesised methodus materiae ETPU(1)

2021-12-21

Synthetica methodiETPUin duo genera dividi potest: liberae molis polymerizationis solvendo et solutionis polymerizationis solvendae liberae. Secundum gradus reactionis, mole polymerizationem in unum gradum methodum et modum prepolymer dividi potest. Alter gradus est miscere oligomer diol, diisocyanate et catenam extendentem simul. Processus unus-gradus simplex et facilis est ad operandum, sed eius reactio difficilis est caloris tollere et faciles motus ex parte producere. Polyester thermoplastic polyurethane elastomer per unum gradum methodum summatim definitus est. In primis, moles polyestera polyoli formatae et catenae extensoris, butanediol, in reactori et calefacto ad 120 â pro siccitatibus vacuo ponderabantur.(ETPU)Cito preheated cito adde, aequaliter excita, infunde in vas preheatum, in vacuum coque ad 120 â, deinde refrigera ad 100 â, ut luculentum flavum perlucidum productum polyurethanum coques, et deinde in frusta test comprime. in torto torcular. Paratus TPU proprietates mechanicas altas et debilitantes proprietates habet.

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