Description

Vinylidene Fluoride-Trifluoroethylene Copolymer (CAS NO 28960-88-5) is a high-performance fluoropolymer engineered for demanding applications requiring exceptional chemical resistance and thermal stability. This copolymer combines the beneficial properties of its constituent monomers, offering a unique balance of processability and performance. It is a critical material for manufacturers in the electronics, chemical processing, and advanced materials sectors seeking reliable fluorinated polymers.

Application

• Piezoelectric and Pyroelectric Films: A key material for sensors, transducers, and energy harvesting devices due to its strong electroactive properties.
• Advanced Wire & Cable Insulation: Used in high-reliability applications for its excellent dielectric properties and resistance to harsh environments.
• Chemical-Resistant Linings and Coatings: Protects equipment in aggressive chemical processing, semiconductor manufacturing, and pharmaceutical production.
• Barrier Films and Membranes: Employed in specialty packaging and separation technologies where low permeability to gases and solvents is required.
• Additive for Plastics and Elastomers: Enhances the chemical, thermal, and weathering resistance of composite materials.
• Optoelectronic Components: Utilized in waveguides and other devices where optical clarity and environmental stability are paramount.

Basic Information

Product Name	Vinylidene Fluoride-Trifluoroethylene Copolymer
CAS No.	28960-88-5
Molecular Formula	(C₂H₂F₂)ₓ(C₂HF₃)ᵧ
Molecular Weight	Varies by monomer ratio and polymerization degree
Synonyms	VDF-TrFE Copolymer; Poly(VDF-co-TrFE); 1,1-Difluoroethylene-1,2,2-trifluoroethylene Copolymer; Fluoropolymer P(VDF-TrFE); PVDF-TrFE; Ferroelectric Polymer; Electroactive Fluoropolymer; Piezoelectric Copolymer
EINECS	Contact for details

Quality Control

Our Vinylidene Fluoride-Trifluoroethylene Copolymer is manufactured under a stringent quality management system. Each batch is characterized for critical parameters including monomer ratio, molecular weight distribution, and thermal transition properties to ensure batch-to-batch consistency for your advanced applications. Certificates of Analysis (COA) detailing specific grade specifications are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and heat sources to maintain polymer integrity.

Specification

Item	Specification
Appearance	White to off-white powder or pellets
Identification (IR)	Complies
VDF/TrFE Monomer Ratio	50/50 to 80/20 (customizable)
Inherent Viscosity	1.0 - 2.5 dL/g (typical)
Melting Point (DSC)	140 - 170 °C
Curie Temperature	60 - 120 °C
Residual Solvent (GC)	< 0.5%
Ash Content	< 0.1%

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