Description

Bis(Dodecylsulfanylthiocarbonyl) Disulfide is a specialized organosulfur compound that functions as a high-performance vulcanization accelerator and sulfur donor. This chemical is valued for its ability to enhance the efficiency and quality of rubber cross-linking processes, leading to superior product performance. It is primarily needed by manufacturers in the rubber and polymer industries for producing durable goods such as tires, industrial belts, hoses, and seals.

Application

• Rubber Vulcanization: Acts as a primary or secondary accelerator in the sulfur vulcanization of natural rubber (NR), synthetic polyisoprene (IR), and styrene-butadiene rubber (SBR).
• Tire Manufacturing: Used to improve the curing characteristics, reversion resistance, and physical properties of tire treads, sidewalls, and other components.
• Technical Rubber Goods: Essential for producing high-performance industrial rubber products like conveyor belts, hoses, gaskets, and seals, ensuring optimal heat resistance and mechanical strength.
• Polymer Modification: Serves as a cross-linking agent or sulfur donor in the modification of various elastomers to achieve specific thermal and dynamic properties.
• Non-Tire Automotive Parts: Employed in the curing of engine mounts, vibration dampeners, and other under-the-hood automotive rubber parts.
• Footwear and Sporting Goods: Used in the production of rubber soles, athletic equipment, and other molded rubber items requiring consistent cure rates and good aging properties.

Basic Information

Product Name	Bis(Dodecylsulfanylthiocarbonyl) Disulfide
CAS No.	870532-86-8
Molecular Formula	C26H50S6
Molecular Weight	571.0 g/mol
Synonyms	Dodecyl 2-[(Dodecylsulfanyl)carbothioyl]sulfanyl ethanethioate; 1-Dodecanethiol, 1,1'-dithiobis-, bis(dithiocarbonate); Bis(laurylsulfanylthiocarbonyl) Disulfide; Lauryl Thiuram Disulfide; Dithiobis(thiocarbonothioylthio)dodecane; Tetrakis(Dodecylthio)thiuram Disulfide; Accelerator LTTD; Vulcanization Accelerator LTTD
EINECS	Contact for details

Quality Control

Our Bis(Dodecylsulfanylthiocarbonyl) Disulfide 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, consistent with industry standards for rubber chemicals. A comprehensive Certificate of Analysis (COA) is provided with every shipment to guarantee traceability and performance reliability.

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, heat, and sources of ignition. Under these conditions, the product has excellent shelf stability.

Specification

Item	Specification
Appearance	Light yellow to yellow powder or flakes
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0 %
Melting Point	48 - 52 °C
Sulfur Content	Contact for details
Loss on Drying	≤ 0.5 %
Ash Content	≤ 0.2 %

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