Description

2,5-Dimercapto-1,3,4-Thiadiazole Homopolymer is a high-performance polymeric material derived from the cyclic thiadiazole structure, known for its excellent metal-chelating and antioxidant properties. This compound is critical for applications requiring superior corrosion inhibition, thermal stability, and the ability to form stable complexes with various metal ions. It is primarily sought after by manufacturers in the lubricant additive, polymer stabilization, and metal surface treatment industries, where its unique functionality enhances product longevity and performance under demanding conditions.

Application

• Lubricant and Grease Additive: Functions as a multifunctional additive providing extreme pressure (EP) properties, anti-wear performance, and antioxidant effects, extending the service life of industrial and automotive lubricants.
• Polymer Stabilizer: Acts as a metal deactivator and antioxidant in plastics and elastomers, particularly polyolefins, to prevent catalytic degradation caused by residual metal catalysts.
• Corrosion Inhibitor: Used in coatings, coolants, and metalworking fluids to form protective layers on metal surfaces, preventing rust and corrosion.
• Chelating Agent: Employed in water treatment and industrial cleaning formulations to sequester heavy metal ions such as copper, mercury, and lead.
• Vulcanization Accelerator/Co-agent: Serves as a secondary agent in rubber vulcanization processes to improve crosslinking efficiency and thermal stability of the final product.
• Analytical Reagent: Utilized in laboratory settings for the spectrophotometric determination and extraction of specific metal ions due to its selective complexing ability.

Basic Information

Product Name	2,5-Dimercapto-1,3,4-Thiadiazole Homopolymer
CAS No.	30555-21-6
Molecular Formula	(C2H2N2S3)n
Molecular Weight	Polymeric (Monomer: 150.24 g/mol)
Synonyms	DMTD Homopolymer; 2,5-Dimercapto-1,3,4-thiadiazole Polymer; Poly(2,5-dimercapto-1,3,4-thiadiazole); Bismuthiol I Polymer; DMTD Oligomer; 1,3,4-Thiadiazole-2,5-dithiol Homopolymer; Mercaptothiadiazole Polymer
EINECS	Contact for details

Quality Control

Our 2,5-Dimercapto-1,3,4-Thiadiazole Homopolymer is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure consistent purity, molecular weight distribution, and performance characteristics. Certificates of Analysis (COA) detailing key parameters such as assay, sulfur content, and residual solvent levels are available upon request. We are committed to meeting the specific requirements of our industrial partners.

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. The material is light-sensitive and should be stored away from direct light exposure to maintain stability.

Specification

Item	Specification
Appearance	Yellow to light brown powder or granules
Identification (IR)	Conforms to structure
Assay (as polymer)	≥ 95.0%
Sulfur Content	Contact for details
Melting Range	Decomposes before melting
Loss on Drying	≤ 2.0%
Ash Content	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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