Synonyms: Polyesterrubber, polytetramethylene glycol-terephthalic acid-tetramethylene glycol,block; Rubber, synthetic, butanediol-polytetramethylene glycol-terephthalicacid, block; Rubber, synthetic, polytetramethylene glycol-terephthalicacid-tetramethylene glycol, block; Synthetic rubber, butanediol-polytetramethyleneglycol-terephthalic acid, block; Synthetic rubber, polytetramethyleneglycol-terephthalic acid-tetramethylene glycol, block; A 1800N; A 1900N; A1900NS; A 1910N; Arnitel 2000/60; Arnitel E 2000/60; Arnitel EL 250; Arnitel EL630; Arnitel EL 740; Arnitel EM 400; Arnitel EM 460; Arnitel EM 550; Arnitel EM630; Arnitel EM 630H; Arnitel EM 740; B 4032AN; Blockbutanediol-polytetramethylene glycol-terephthalic acid rubber; Blockbutanediol-polytetramethylene glycol-terephthalic acid synthetic rubber; Blockbutanediol-terephthalic acid-polytetramethylene glycol rubber;Butanediol-poly(tetramethylene oxide)-terephthalic acid block rubber;Butanediol-polytetramethylene glycol-terephthalic acid rubber;Butanediol-polytetramethylene glycol-terephthalic acid synthetic rubber;Butanediol-polytetramethylene glycol-terephthalic acid, block synthetic rubber;Butylene glycol-polytetramethylene glycol-terephthalic acid block rubber;Butylene glycol-polytetramethylene glycol-terephthalic acid block synthetic rubber;Dyvax 722; ELA 4300; EM 550; EM 740; Elitel 4420; Elitel 4440; Elitel 4450;Elitel 4455; Esrel 1040M; Esrel 1045; Fulekumar G 142; G 130D; G 4778; GP 100;GP 100 (rubber); GP 200; Grilax E; Grilax E 200; H 3046; H 4047; H 4767; H 50;H 50 (rubber); Hytrel; Hytrel 10MS; Hytrel 2022HS; Hytrel 2300X06; Hytrel 2401;Hytrel 2474B; Hytrel 2551; Hytrel 2751; Hytrel 2781; Hytrel 3046; Hytrel 3078;Hytrel 3078FG; Hytrel 3458L; Hytrel 3548; Hytrel 3548L; Hytrel 3548M; Hytrel3548W; Hytrel 4001; Hytrel 4047; Hytrel 4047X; Hytrel 4047X08; Hytrel 4056;Hytrel 4057B; Hytrel 4059; Hytrel 4059F; Hytrel 4059FG; Hytrel 4065; Hytrel4067; Hytrel 4068; Hytrel 4068FG; Hytrel 4069; Hytrel 4075; Hytrel 4078W;