Description

4,4'-Dithiodimorpholine is a versatile sulfur-containing organic compound primarily used as a vulcanization accelerator and sulfur donor in the rubber industry. This chemical is valued for its ability to provide efficient cross-linking with minimal risk of scorching, enhancing the processing safety and final properties of rubber products. It is essential for manufacturers in the tire, automotive parts, and industrial rubber goods sectors seeking to optimize cure characteristics and product performance.

Application

• Primary Vulcanization Accelerator in natural rubber (NR), synthetic polyisoprene (IR), and butadiene rubber (BR) compounds.
• Sulfur Donor for efficient, non-blooming cross-linking in ethylene-propylene-diene monomer (EPDM) and other specialty elastomers.
• Secondary Accelerator in synergistic blends with thiazoles and sulfenamides to achieve balanced cure rates and physical properties.
• Manufacture of Tire Components, including treads, sidewalls, and inner liners, for improved aging resistance and durability.
• Production of Technical Rubber Goods such as seals, hoses, belts, and vibration dampeners.
• Cable & Wire Insulation formulations requiring good electrical properties and heat resistance.
• Footwear and Sporting Goods where consistent curing and product quality are critical.

Basic Information

Product Name	4,4'-Dithiodimorpholine
CAS No.	103-34-4
Molecular Formula	C8H16N2O2S2
Molecular Weight	236.36 g/mol
Synonyms	DTDM; 4,4'-Dithiobismorpholine; Bis(4-morpholinyl) disulfide; Morpholine, 4,4'-dithiodi-; N,N'-Dithiodimorpholine; Vulcacure MOR; Sulfasan R; Accelerator DTDM; 4-Morpholinyl disulfide
EINECS	203-103-5

Quality Control

Our 4,4'-Dithiodimorpholine is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets precise specifications for purity, melting point, and sulfur content. A comprehensive Certificate of Analysis (COA) documenting these results is provided with every shipment to guarantee traceability and compliance with your quality standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents, strong acids, and strong bases. Under recommended storage conditions, the product is stable for extended periods.

Specification

Item	Specification
Appearance	White to pale yellow crystalline powder
Identification (IR)	Conforms
Melting Point	122°C - 128°C
Assay (HPLC)	≥ 98.0%
Sulfur Content	26.5% - 27.5%
Loss on Drying	≤ 0.5%
Ash Content	≤ 0.3%

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