Description

Dimethyltrimethylene Carbonate-Trimethylene Carbonate Copolymer is a specialized aliphatic polyester derived from the copolymerization of dimethyltrimethylene carbonate and trimethylene carbonate monomers. This material is engineered to offer a unique balance of biodegradability, biocompatibility, and tunable mechanical properties, making it a critical advanced polymer for high-value applications. It is primarily sought by manufacturers in the biomedical, pharmaceutical, and specialty chemical sectors for developing next-generation, resorbable medical devices and controlled-release systems.

Application

• Biodegradable Medical Implants: A key material for manufacturing resorbable sutures, bone fixation devices (pins, screws, plates), and tissue engineering scaffolds.
• Drug Delivery Systems: Used to formulate microspheres, nanoparticles, and implantable matrices for the sustained and controlled release of active pharmaceutical ingredients (APIs).
• Advanced Biomaterials: Serves as a base polymer for creating hydrogels, coatings, and composites with tailored degradation profiles for regenerative medicine.
• Specialty Additives: Employed as a modifier or additive in formulations requiring enhanced biodegradability and specific rheological properties.
• Research & Development: Utilized in academic and industrial R&D for exploring new biodegradable polymers and their applications in life sciences.

Basic Information

Product Name	Dimethyltrimethylene Carbonate-Trimethylene Carbonate Copolymer
CAS No.	127475-72-3
Molecular Formula	(C6H8O4)x(C4H6O3)y
Molecular Weight	Variable (Polymer)
Synonyms	Poly(DMTMC-co-TMC); Poly(2,2-dimethyltrimethylene carbonate-co-trimethylene carbonate); DMTMC-TMC Copolymer; Poly(2,2-dimethyl-1,3-propylene carbonate-co-1,3-propylene carbonate); Poly(2,2-dimethyltrimethylene carbonate-co-trimethylene carbonate); Biodegradable Aliphatic Polycarbonate Copolymer; Poly(DMTMC/TMC); Resorbable Polycarbonate Copolymer
EINECS	Contact for details

Quality Control

Our Dimethyltrimethylene Carbonate-Trimethylene Carbonate Copolymer is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing to ensure consistency in molecular weight, composition, and purity, meeting the stringent requirements for biomedical-grade materials. Certificates of Analysis (COA) detailing key parameters such as inherent viscosity, monomer ratio, residual solvent, and glass transition temperature (Tg) are provided with every shipment.

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 polymer is hygroscopic (moisture-sensitive) and should be handled under dry conditions to prevent hydrolysis and maintain its molecular weight and properties.

Specification

Item	Specification
Appearance	White to off-white powder or granules
Identification (IR)	Conforms to structure
Inherent Viscosity (dl/g)	0.2 - 2.0 (Grade dependent)
Composition (DMTMC:TMC Ratio)	As per customer requirement
Glass Transition Temperature (Tg)	Specified per grade
Residual Monomer (HPLC)	< 1.0%
Residual Solvent (GC)	Meets ICH guidelines
Moisture Content (KF)	< 1.0%

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