Description

2,5-Dimercapto-1,3,4-Thiadiazole Zinc Salt (Vii) is an organometallic compound primarily valued for its exceptional performance as a multifunctional additive. Its core value proposition lies in its ability to act as a highly effective vulcanization accelerator and antioxidant, significantly enhancing the thermal stability and aging resistance of polymer systems. This product is essential for manufacturers in the rubber and plastics industries seeking to improve product durability and processing efficiency.

Application

• Rubber Vulcanization Accelerator: A key component in sulfur-curing systems for various elastomers, improving cross-linking efficiency and physical properties.
• Antioxidant for Polymers: Provides excellent protection against thermal and oxidative degradation in plastics and synthetic rubbers.
• Corrosion Inhibitor: Used in specialized lubricant formulations and metalworking fluids to protect ferrous and non-ferrous metals.
• Copper Antitarnish Agent: Effective in preventing discoloration and corrosion of copper and its alloys in various applications.
• Additive for Lubricating Greases: Enhances the extreme pressure (EP) and anti-wear properties of industrial greases.
• Stabilizer for PVC: Acts as a secondary stabilizer to improve the long-term heat stability of polyvinyl chloride compounds.

Basic Information

Item	Detail
Product Name	2,5-Dimercapto-1,3,4-Thiadiazole Zinc Salt (Vii)
CAS No.	63813-27-4
Molecular Formula	C4H2N4S4Zn
Molecular Weight	307.73 g/mol
Synonyms	Zinc 2,5-dimercapto-1,3,4-thiadiazole; Zinc dimercaptothiadiazole; ZDMT; Zinc salt of 2,5-dimercapto-1,3,4-thiadiazole; Vulcanization accelerator ZDMC; Antitarnish agent ZDMT; Antioxidant ZDMT; Zinc mercaptothiadiazole
EINECS	Contact for details

Quality Control

Our production of 2,5-Dimercapto-1,3,4-Thiadiazole Zinc Salt adheres to a stringent quality management system. Every batch undergoes rigorous analytical testing to ensure consistent purity, chemical identity, and performance characteristics. Certificates of Analysis (COA) documenting key parameters are available upon request to support your quality assurance protocols.

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). Due to its hygroscopic nature, the container must be kept tightly sealed after each use to prevent moisture absorption, which can affect product performance.

Specification

Item	Specification
Appearance	White to pale yellow powder
Identification (IR)	Conforms
Assay (Zinc content)	≥ 20.5 %
Melting Point	Contact for details
Loss on Drying	≤ 1.0 %
Residue on Ignition (Sulfated ash)	Contact for details

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