Poly Butylene Terephthalate

1.Superior Mechanical Properties and Dimensional Consistency: PBT resin delivers high stiffness, tensile strength and precise dimensional stability, rendering it ideal for precision structural components used in automotive, electrical and mechanical engineering fields.

2.Enhanced Thermal Stability and Flame Retardancy: Glass-fiber-reinforced and flame-retardant-modified PBT exhibits outstanding heat resistance and fire-suppressing capability, complying with safety standards for electronic and electrical components.

3.Excellent Processability and Customization Potential: PBT can be readily compounded with other polymers to produce plastic alloys, enabling tailored performance for diverse end-uses, particularly within the automotive sector.

4.High-Temperature Tolerance and Wide Applicability: PBT and its alloy variants maintain stability under high-temperature conditions, suited for harsh-environment applications including automotive ignition systems and food-grade containers resistant to microwave heating exceeding 160 °C.

Product Details

Polybutylene terephthalate (PBT) resin is broadly applied to fabricate structural parts across automotive, electronic, electrical, mechanical, and instrumentation industries. Glass-fiber-reinforced PBT modified with flame retardants is widely adopted for fire-resistant components in televisions, including output transformer frames and bases, as well as connectors for various electrical devices such as junction boxes and switches.

PBT can be compounded with other polymers to produce polymer alloys, whose primary market lies within the automotive sector, where they are used for parts like vehicle bumpers and ignition system components. These alloy materials are also gaining growing adoption in the food industry, notably for manufacturing microwave-safe heating containers capable of withstanding temperatures above 160 °C.

Poly(Butylene Terephthalate)

 Product Parameter

English NamePoly(butylene terephthalate)
English Synonyms

terephthalicacid-1,4-butanediolpolymer;terephthalicacid-tetramethyleneglycolcopolymer;

terephthalicacidtetramethyleneglycolpolymer;tetramethylenediol-terephthalicacidpolymer;

tetramethyleneglycol-terephthal icacidpolymer;Thermocomp WC-1006;Ultradur B 2550;

Ultradur B 4300 G10

CAS Number26062-94-2
Molecular FormulaC12H1606
Molecular Weight256.25
EINECS Number607-857-5
Melting point226℃
Density1.31 g/mL at 25 °C(lit.)
Storage conditions-70°℃
FormGranular
Biological originhuman
Specific activity6-8nmol/min-mg
InChI

InChI=1S/C8H604.C4H1002/c9-7(10)5-1-2-6(4-3-5)8(11)12;5-3-1-2-4-6/h1-4H,(H,9,10)

(H,11,12); 5-6H,1-4 H2

InChI keyPCVVBHUFWPHCAL-UHFFFAOYSA-N
SMILESC(C1C=CC(C(=O)O)=CC=1)(=O)O.C(CO)CCO

Poly(Butylene Terephthalate)

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