Description

Poly(1,4-Butylene Adipate-Co-1,4-Butylene Succinate), Extd W/1,6-Diisocyanatohex CAS NO 119553-67-2 is a high-performance, biodegradable aliphatic polyester-urethane copolymer, engineered for enhanced material properties. This product is specifically valued for its improved mechanical strength, thermal stability, and controlled degradation profile compared to standard polyesters. It is an essential material for manufacturers in the packaging, biomedical, and agricultural sectors seeking sustainable polymer solutions.

Application

• Biodegradable Films & Packaging: Used in the production of compostable bags, food serviceware, and agricultural mulch films.
• Medical Devices: Suitable for manufacturing biodegradable sutures, drug delivery matrices, and temporary tissue engineering scaffolds.
• Controlled-Release Systems: Acts as a carrier matrix in agricultural applications for the slow release of fertilizers and pesticides.
• Adhesives & Coatings: Serves as a base polymer for formulating environmentally friendly adhesives and protective coatings.
• 3D Printing Filaments: Utilized in fused deposition modeling (FDM) to create prototypes and parts with specific degradation requirements.
• Polymer Modification: Employed as an additive or compatibilizer to enhance the biodegradability and toughness of other polymer blends.

Basic Information

Product Name	Poly(1,4-Butylene Adipate-Co-1,4-Butylene Succinate), Extd W/1,6-Diisocyanatohex CAS NO 119553-67-2
CAS No.	119553-67-2
Molecular Formula	(C10H16O6·C8H12O4)x·C8H12N2O2
Molecular Weight	Varies (Polymer)
Synonyms	Poly(butylene adipate-co-butylene succinate) urethane; PBSA-based polyurethane; Hexamethylene diisocyanate-extended PBSA; Aliphatic polyester-urethane; Biodegradable polyester urethane; Poly[(butylene adipate)-co-(butylene succinate)] urethane; PBAT-U (common abbreviation); HDI-extended poly(butylene adipate-co-succinate)
EINECS	Contact for details

Quality Control

Our production of Poly(1,4-Butylene Adipate-Co-1,4-Butylene Succinate), Extd W/1,6-Diisocyanatohex adheres to stringent quality management protocols. Each batch is characterized for key parameters including molecular weight, thermal properties, and biodegradability to ensure consistency and performance. Certificates of Analysis (COA) detailing specific test results are available upon request to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). This material is hygroscopic (moisture-sensitive); prolonged exposure to high humidity should be avoided to prevent hydrolysis and degradation of polymer properties.

Specification

Item	Specification
Appearance	White to off-white pellets or granules
Inherent Viscosity (dl/g)	1.2 - 2.0
Melting Point (DSC)	90 - 115 °C
Glass Transition Temp (Tg)	-40 to -30 °C
Residual Monomer (HDI)	< 0.1%
Moisture Content	< 0.5%
Biodegradability (ISO 14855)	> 90% in 180 days

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.