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PBAT (Polybutylene Adipate Terephthalate) is a high-performance biodegradable copolymer specifically engineered for sustainable packaging and flexible film applications. Composed of adipic acid, 1,4-butanediol, and terephthalic acid, PBAT offers exceptional flexibility, toughness, and compostability, making it ideal for manufacturing a variety of eco-friendly products. It is extensively used in producing biodegradable polybags, flexible packaging films, straws, spoons, forks, and agricultural mulch films. PBAT’s unique structure allows it to degrade naturally under industrial composting conditions, leaving no toxic residues, and thus aligns perfectly with global environmental regulations and the growing demand for sustainable materials. Its versatility supports applications ranging from food packaging and shopping bags to compostable refuse bags and biodegradable cutlery. With excellent processability on conventional plastic extrusion and film-blowing equipment, PBAT provides businesses a reliable biodegradable material alternative without compromising on mechanical performance or flexibility.
Key Features
| Features | Description |
|---|---|
| Biodegradability | Engineered to fully biodegrade under industrial composting conditions with no harmful residues |
| Chemical Composition | Copolymer of adipic acid, 1,4-butanediol, and terephthalic acid |
| Flexibility | High flexibility making it ideal for films, bags, and flexible packaging |
| Applications | Food packaging films, shopping bags, agricultural mulch films, compostable bags, biodegradable cutlery |
| Processability | Compatible with conventional plastic extrusion and film-blowing machinery |
| Environmental Compliance | Meets compostability standards, suitable for eco-conscious product manufacturing |
| Mechanical Properties | Offers excellent toughness and elasticity for durable yet flexible end products |
| Attributes | Description |
|---|---|
| Polymer Type | Aliphatic-aromatic copolyester |
| Biodegradation Standard | Complies with EN 13432 and ASTM D6400 standards |
| Melting Temperature | Approximately 110-120°C |
| Tensile Strength | Moderate to high tensile strength suitable for flexible films |
| Molecular Structure | Block copolymer with both flexible and rigid segments |
| Appearance | Typically translucent or off-white pellets or granules |
| Density | Approximately 1.25 g/cm³ |
| Processing Methods | Extrusion, blown film, injection molding |
| End-of-Life Disposal | Industrial composting and anaerobic digestion |
| Resistance | Good chemical resistance to oils and greases |
*Disclaimer: The above description has been AI-generated and has not been audited or verified for accuracy. It is recommended to verify product details independently before making any purchasing decisions.
PBAT is safe for food contact applications and complies with international food packaging regulations due to its inert chemical composition and proven biodegradability under industrial composting conditions.
Yes, PBAT is designed for compatibility with conventional extrusion and blown film equipment, allowing manufacturers to switch to biodegradable films with minimal process adjustments.
Complete biodegradation of PBAT requires industrial composting conditions, typically involving controlled temperature (around 58°C), humidity, and microbial activity, resulting in decomposition within 3 to 6 months.
PBAT offers sufficient mechanical strength and flexibility for use in agricultural mulch films while ensuring that films biodegrade after the crop cycle, minimizing plastic residue in soil.
No, PBAT is formulated to break down into water, carbon dioxide, and biomass, leaving no harmful residues, making it an environmentally safe alternative to conventional plastics.
Country Of Origin: China
PBAT, or Polybutylene Adipate Terephthalate, is a biodegradable plastic, often used as a substitute for conventional plastics, particularly in films. It's a copolymer composed of adipic acid, 1,4-butanediol, and terephthalic acid. PBAT is known for its flexibility and is commonly used in applications like food packaging, shopping bags, and agricultural films.
PBAT can be used for Manufacturing Bio degradable Polybag, flexible packaging, Straws, Spoons, Fork,
Biodegradable:
PBAT is designed to break down naturally under specific conditions like composting, leaving behind no harmful residues.
Applications:
Food Packaging:
PBAT is a popular choice for packaging various food items, including films, trays, and containers.
Agricultural Films:
It's used for mulch films and other agricultural applications where biodegradability is desired.
Compostable Bags:
PBAT is a key component in the production of compostable refuse bags and shopping bags.
Other Applications:
PBAT can also be found in items like biodegradable cutlery and various other packaging solutions.
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