Description

1,1-Difluoroethene, also known as vinylidene fluoride, is a versatile fluorinated hydrocarbon monomer of significant industrial importance. Its primary value lies in its role as the key building block for producing polyvinylidene fluoride (PVDF), a high-performance fluoropolymer. This compound is essential for manufacturers in the chemical, advanced materials, and electronics sectors seeking to create products with exceptional chemical resistance, thermal stability, and weatherability.

Application

• Primary Monomer for PVDF Production: The predominant use is in the synthesis of polyvinylidene fluoride (PVDF) resins and copolymers.
• High-Performance Coatings: Used to formulate PVDF-based coatings for architectural cladding, industrial equipment, and chemical process vessels due to excellent UV and corrosion resistance.
• Specialty Plastics and Films: Serves as a raw material for manufacturing PVDF sheets, pipes, films, and membranes used in chemical processing, water treatment, and lithium-ion battery binders.
• Wire and Cable Insulation: Imparts flame retardancy and durability to insulation materials for critical wiring applications.
• Semiconductor Industry: Used in the production of specialty chemicals and materials for semiconductor manufacturing processes.
• Chemical Intermediate: Acts as a precursor in organic synthesis for various fluorinated compounds and specialty chemicals.

Basic Information

Product Name	1,1-Difluoroethene
CAS No.	75-38-7
Molecular Formula	C2H2F2
Molecular Weight	64.03 g/mol
Synonyms	Vinylidene Fluoride (VDF); 1,1-Difluoroethylene; VF2; Difluoro-1,1-ethylene; Ethylene, 1,1-difluoro-; R-1132a; HFO-1132a; Genetron 1132a
EINECS	200-867-7

Quality Control

Our 1,1-Difluoroethene is produced and handled under stringent quality management systems to ensure batch-to-batch consistency and high purity, critical for polymerization processes. Quality is verified through advanced analytical techniques including gas chromatography (GC). A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Due to its highly volatile and gaseous nature under standard conditions, this product is typically stored as a liquefied gas in appropriate pressurized cylinders or vessels. Store in a cool, well-ventilated area away from heat, ignition sources, and incompatible materials such as strong oxidizers. Cylinders should be secured upright and handled with proper equipment.

Specification

Item	Specification
Appearance	Colorless gas
Identification (IR)	Conforms
Assay (GC)	≥ 99.5%
Moisture (KF)	≤ 50 ppm
Acidity (as HF)	≤ 10 ppm
Inhibitor (MEHQ)	Contact for details

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