- Chemical Name:Polytetramethylene Ether Glycol
- CAS Number:25190-06-1
- Chemical Family:Ethers
- Synonyms:Polyfurite, Polytetrahydrofuran, Poly(butylene oxide), Poly(n-butylene oxide), Poly(oxy-1,4-butanediyl), Poly(oxy-1,4-butanediyl), α-hydro-ω-hydroxy-, Poly(oxy-1,4-butylene) glycol, Poly(oxybutylene) glycol, Poly(oxytetramethylene), Poly(oxytetramethylene) glycol, Poly(oxytetramethylene)diol, Poly(tetrahydrofuran), SRU, Poly(tetrahydrofurandiol), Poly(tetramethylene ether), Poly(tetramethylene ether) glycol, Poly(tetramethylene ether)diol, Poly(tetramethylene glycol), Poly(tetramethylene oxide), Poly(tetramethylene oxide) glycol, Polybutylene glycol, Polyfurit, Polytetramethylene glycol, Polytetramethylene glycol ether with butanediol, Polytetramethylene oxide diol
PolyTHF® 650 S is a hygroscopic polymer composed of linear diols with a backbone of repeating tetramethylene units connected by ether linkages. The chains are terminated with primary hydroxyl units and are produced by polymerizing tetrahydrofuran. This polymer finds applications in various industries, including textile, artificial leather, coatings, adhesives, automotive, and industrial applications.