Synonyms: 2-Oxepanone,polymerwith,alpha,-hydro-,omega,-hydroxypoly(oxy-1,4-butanediyl);POLYCAPROLACTONE-B-POLYTETRAHYDROFURAN-&;POLYCAPROLACTONE-B-POLYTETRAHYDROFURAN-B;poly thf;2-Oxepanone polymer with 伪-hydro-蠅-hydroxy poly(oxy-1,4-butanediyl);Poly THF, Polymeg, Polytetramethylene ether glycol