Rubber Chemical ZDEC Accelerator – Technical Grade for Rubber Vulcanization

ZDEC Accelerator white powder rubber chemical

What is Rubber Chemical ZDEC Accelerator?

Rubber Chemical ZDEC Accelerator (Zinc Diethyldithiocarbamate) is a fast-acting ultra accelerator widely used in sulfur-based rubber vulcanization systems. It is suitable for multiple curing processes including press curing, steam curing, hot air curing, and continuous vulcanization methods.

ZDEC is commonly used as a secondary or booster accelerator in combination with thiazole and sulfenamide systems to enhance cure speed. It is applicable across a broad range of elastomers including natural rubber (NR), styrene-butadiene rubber (SBR), nitrile rubber (NBR), butadiene rubber (BR), butyl rubber (IIR), and EPDM.

The material is known for its ease of dispersion in rubber compounds and stability under processing conditions in the absence of sulfur. It is also widely used in latex applications such as dipped goods and threads. However, it is associated with shorter scorch times and requires careful processing control.

What Are the Common Names for Rubber Chemical ZDEC Accelerator?

  • Zinc Diethyldithiocarbamate
  • ZDEC
  • Vulkacit LDA
  • Dithiocarbamate Accelerator (Zinc-based)

Technical Specifications

Parameter Details
Appearance White to yellowish powder
Chemical Type Zinc dithiocarbamate accelerator
CAS No. 14324-55-1
Density Approx. 1.48 g/cm³
Initial Melting Point ≥ 172°C
Final Melting Point ≤ 185°C
Assay ≥ 97.0%
Volatile Matter ≤ 0.30%
Sieve Residue (0.063 mm) ≤ 0.50%

Disclaimer:
The above specifications are provided for reference purposes only. For precise and up-to-date technical details, please contact our marketing team.

What Are the Key Benefits of Rubber Chemical ZDEC Accelerator?

  • Fast-acting ultra accelerator for reduced cure time
  • Easily dispersible in rubber compounds
  • Suitable for multiple curing processes
  • Compatible with a wide range of elastomers
  • Can be used as primary or secondary accelerator
  • Does not decompose at high temperatures without sulfur
  • Supports processing flexibility in latex and solid rubber systems

Where is Rubber Chemical ZDEC Accelerator Used?

  • Rubber vulcanization systems (NR, SBR, BR, NBR, IIR, EPDM)
  • Extruded rubber goods
  • Latex products (dipped goods, threads)
  • Industrial rubber components
  • Rubber-to-metal bonded products
  • Hose and sealing applications

What is the Recommended Dosage of Rubber Chemical ZDEC Accelerator?

Typical dosage levels (phr basis):

  • NR applications: 0.05 – 0.4 phr
  • SBR / NBR: 0.05 – 0.3 phr
  • EPDM systems: 0.5 – 2.0 phr (depending on formulation)

Disclaimer:
Recommended dosage may vary based on formulation and processing conditions. Users should verify dosage before commercial use.

What Pack Sizes of Rubber Chemical ZDEC Accelerator Are Available from Lab Line Enterprises?

  • Standard Pack: 20 kg
  • Repacked: 1 kg (Specially for trial and R&D)

We deliver pan-India and have tie-ups with all major couriers & transporters.

How Should Rubber Chemical ZDEC Accelerator Be Stored?

  • Store in original sealed containers
  • Keep in a cool, dry, and well-ventilated area (approx. 25°C)
  • Avoid exposure to moisture and direct sunlight
  • Ensure proper handling using standard industrial safety practices
  • Refer to SDS for detailed safety and handling guidelines

Related Products and Citations

  • Lanxess Technical Data Sheet – Rhenocure® ZDEC (Issue: February 2026)

 Disclaimer:
We are independent dealers and are not associated with the manufacturer. The information provided is compiled from official manufacturer datasheets and independent research. Users must evaluate product suitability and applicability before use.

Where Can You Buy Rubber Chemical ZDEC Accelerator in India?

Lab Line Enterprises is an ISO 9001:2015 certified supplier of rubber chemicals, offering Rubber Chemical ZDEC Accelerator sourced from established manufacturers. The material is available in standard 20 kg packaging as well as smaller packs (1 kg / 5 kg) suitable for trials, lab testing, and R&D applications.

ZDEC accelerator is commonly used by rubber processors in industrial hubs such as Delhi, Faridabad, Gurugram, Mumbai, Ahmedabad, and Chennai. Product supply is supported through established logistics networks ensuring availability across India. Technical datasheets and supporting documents are available on request for evaluation and validation purposes.

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