- 产品名称
- 聚(四氢呋喃); 四氢呋喃均聚醚; 聚丁二醇; 聚四亚甲基醚二醇; 聚四氢呋喃二醇
- CAS NO
- 25190-06-1
- 中文别名
- α-氢-ω-羟基(氧-1,4-丁二基)的聚合物;四氢呋喃的均聚物;四氢呋喃均聚醚;聚丁二醇;
- 英文名称
- Poly(oxy-1,4-butanediyl),a-hydro-w-hydroxy-
- 英文别名
- Glycols,polytetramethylene (8CI); G 850; Hiprene MC 532; L 2000; L 2000(polyoxyalkylene); Nissan Uniol PB 2000; Nissan Unisafe PT 200; PG 100; PG 100(polyether); PGB 503; PM 650; PM 650 (polyoxyalkylene); PTG 100; PTG 1000; PTG1000N; PTG 1000SN; PTG 1400SN; PTG 1800; PTG 200; PTG 2000; PTG 2000SN; PTG2000SNW; PTG 250; PTG 300; PTG 3000; PTG 3000SN; PTG 400; PTG 4000; PTG 500;PTG 500P; PTG 650; PTG 650SN; PTG 8000; PTG 850; PTG 850SN; PTG-G 650; PTHF1000; PTHF 2000; PTHF 650; PTMEG 2000; PTMG; PTMG 1000; PTMG 1000SN; PTMG 100M;PTMG 1300; PTMG 1400; PTMG 1500; PTMG 1800; PTMG 2000; PTMG 250; PTMG 3000;PTMG 650; PTMG 850; PTMO 1000; Polifurit; Poly(butylene oxide); Poly(n-butyleneoxide); Poly(oxy-1,4-butanediyl); 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(tetramethyleneether) glycol; Poly(tetramethylene ether)diol; Poly(tetramethylene glycol);Poly(tetramethylene oxide); Poly(tetramethylene oxide) glycol; Poly-THF sru;PolyTHF 1000; PolyTHF 1800; PolyTHF 2000; PolyTHF 250; PolyTHF 2900; PolyTHF650; Polybutylene glycol; Polyfurit; Polyfurit 1000; Polyfurite; Polyglycol B100-2000; Polymeg; Polymeg 1000; Polymeg 1020; Polymeg 2000; Polymeg 2010;Polymeg 250; Polymeg 600; Polymeg 650; Polytetrahydrofuran 250;Polytetramethylene glycol ether with butanediol; QO Polymeg; QO Polymeg 1000;SKU 2000; T 1000; T 650; THF polymer, SRU; Teracol; Teracol 1000; Teracol 2000;Teracol 30; Teracol 650; Terathane; Terathane 1000; Terathane 1400; Terathane1800; Terathane 2000; Terathane 250; Terathane 2900; Terathane 650; TerathaneCL 2000; Terathane III; Terathane T 650; Tetrahydrofuran homopolymer, SRU; XAS10961.00; XS 1096; a-Hydro-w-hydroxypoly(oxy-1,4-butanediyl);a-Hydro-w-hydroxypoly(oxytetramethylene)
- 分子式
- (C4H8O)nH2O
- 分子量
- 305.43
- EINECS
- 203-786-5
- 熔点
- 33-36oC
- 沸点
- 195.7oC at 760mmHg
- 毒性
- 急性毒性:大鼠口经LD50:>10 gm/kg;小鼠口经LDL:>10 gm/kg
中文名 聚四氢呋喃
别 称 聚四亚甲基醚二醇;聚四甲撑醚二醇
简 称 PTMG、PTMEG
CAS编号 25190-06-1
EINECS号 216-898-4
分子式 HO-[-CH2CH2CH2CH2O-]n-H
熔 点 33-36℃
密 度 1g/mL (25℃)
闪 点:>230℃
玻璃化温度:-76℃
形 状:白色蜡状固体,当温度超过室温时会变成透明液体。
应 用
1.聚四氢呋喃主要用作嵌段聚氨酯或嵌段聚醚聚酯的软链段。
2.由平均分子量为1000的聚四氢呋喃制得的嵌段聚氨酯橡胶,可用作轮胎、传动带、垫圈等;也可用于涂料、人造革、薄膜等。制得的嵌段聚醚聚酯为热塑性弹性体。
3.平均分子量为2000的聚四氢呋喃,可用以制聚氨酯弹性纤维。