Poly(butylene terephthalate)

CAS No.：26062-94-2

Important Notice

This product is a chemical product/pharmaceutical intermediate. It is not a drug, an active pharmaceutical ingredient (API), or a pharmaceutical-grade material. It has not been granted a drug approval number or a Chemical Drug Substance Approval Notice, has not passed drug-related review and approval, and is not manufactured, tested, or released in accordance with pharmaceutical GMP.
This product is intended solely for non-clinical research, process development, quality studies, further chemical processing, or chemical synthesis. It must not be used in drug-product manufacturing, clinical trials, clinical diagnosis, or administration to humans or animals, or be sold, used as an input, submitted for regulatory filing, or released as an API or pharmaceutical material.
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Poly(butylene terephthalate) Basic information

Product Name:	Poly(butylene terephthalate)
Synonyms:	terephthalicacid-1,4-butanediolpolymer;terephthalicacid-tetramethyleneglycolcopolymer;terephthalicacid-tetramethyleneglycolpolymer;tetramethylenediol-terephthalicacidpolymer;tetramethyleneglycol-terephthalicacidpolymer;Thermocomp WC-1006;Ultradur B 2550;Ultradur B 4300 G10
CAS:	26062-94-2
MF:	C12H16O6
MW:	256.25
EINECS:	607-857-5
Product Categories:
Mol File:	26062-94-2.mol

Poly(butylene terephthalate) Chemical Properties

Melting point	226 °C
density	1.31 g/mL at 25 °C(lit.)
storage temp.	-70°C
form	pellets
CAS DataBase Reference	26062-94-2
EPA Substance Registry System	Terephthalic acid 1,4-butanediol polymer (26062-94-2)

Safety Information

WGK Germany	3
Hazardous Substances Data	26062-94-2(Hazardous Substances Data)

MSDS Information

Provider	Language
SigmaAldrich	English

Poly(butylene terephthalate) Usage And Synthesis

Chemical Properties

Poly(butylene terephthalate) is prepared in a condensation reaction between dimethyl terephthalate and 1,4-butanediol and its repeating unit has the general structure: This thermoplastic shows good tensile strength, toughness, low water absorption, and good frictional properties, plus good chemical resistance and electrical properties.

Poly(butylene terephthalate) Preparation Products And Raw materials

Raw materials	Diantimony trioxide-->1,4-Butanediol-->Terephthalic acid-->Fiber Glass Wool-->Metatitanic acid-->Decabromodiphenyl oxide-->Polyolefine-->ACETYL-COA: ORTHOPHOSPHATE ACETYLTRANSFERASE
Preparation Products	Diantimony trioxide-->Fiber Glass Wool-->Decabromodiphenyl oxide-->Polyolefine

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