Vulkacit DZ/EG-C (DCBS) – DCBS accelerator
The slowest-acting primary sulphenamide with the longest scorch safety. Preferred in steel-cord skim compounds and thick-section parts; improves adhesion and aged properties.
Technical summary
| Manufacturer | LANXESS — Authorised distributor in Turkey: Mete Kimya |
|---|---|
| Product group | Rubber Accelerators · Vulcanisation accelerator |
| Chemical name | N,N-dicyclohexyl-2-benzothiazolesulphenamide |
| CAS number | 4979-32-2 |
| Typical dosage | 0.5 – 1.5 phr |
| Form / packaging | Original Lanxess packaging (typically 25 kg); technical and safety data sheets on request |
Applications
- Steel-cord skim compounds
- Thick-section moulded parts
- Large tyres (OTR, TBR)
- Injection parts needing long flow time
Benefits
- The longest scorch safety
- The reference for steel-cord to rubber adhesion
- Nitrosamine-free
Frequently asked questions
Why is DCBS used in skim compounds?
Its slow onset gives the adhesion layer time to form on brass-coated steel cord, resulting in higher and more durable adhesion.
Can DCBS be combined with CBS?
Yes; blending ratios to tune scorch and cure rate is common practice.
Related products
Rubber Accelerators other products in this group
CBSVulkacit CZ/EG-CN-cyclohexyl-2-benzothiazolesulphenamideMBTSVulkacit DM/C2,2'-dithiobis(benzothiazole)MBTVulkacit Merkapto/C2-mercaptobenzothiazoleZMBTVulkacit ZMZinc 2-mercaptobenzothiazoleTMTDRhenocure TMTD/CTetramethylthiuram disulphide
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