Jiangsu Daoming Chemical Co Ltd
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Thermoplastic Microspheres

Polypropylene Random Copolymer

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Polymers

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Ethylene Vinyl Acetate

DiCumyl Peroxide

Daoming DCP 40C

Daoming DCP 40C is a 40% dicumyl peroxide (DCP) masterbatch on calcium carbonate, engineered by Jiangsu Daoming Chemical for safe, efficient crosslinking of rubber, polyolefins, foams, XLPE cables, and technical plastics. Its pre-dispersed, free-flowing form ensures easy dosing, uniform dispersion, and safety in high-volume Indian manufacturing.

Functional Features & Technical Detail

  • 40% DCP on CaCO₃: Stable, high-purity masterbatch with active oxygen ≤2.3%.
  • Predictable Cure: Decomposition at ~120 °C, half-life: 10h@116 °C, 1h@135 °C, 1min@180 °C.
  • Safe Handling: Powder/granule form reduces dust, improves weighing and feeding.
  • Versatile Use: For rubber (EPDM, NR, NBR, HNBR, silicone), polyolefins, XLPE, EVA foams.
  • Non-Blooming: Carrier system ensures uniform crosslinking and avoids blooming.

Applications

Daoming DCP 40C is used by manufacturers for:
  • Rubber Compounding: Crosslinking in EPDM, silicone, NR, NBR, HNBR for hoses, seals, gaskets, and technical goods.
  • XLPE & Cables: Enhances heat, chemical, and stress-crack resistance in cross-linked PE insulated power cables.
  • Foam Plastics & EVA: Enables resilient, stable foams for footwear, sports, and construction.
  • Shoes & EPS: Used in EVA/rubber shoe soles, EPS, and flame-retardant coatings for robust, durable output.

Daoming DCP 99

Daoming Dicumyl Peroxide 99 is a high-purity (≈99%) organic peroxide, supplied as a white crystalline powder or diamond-like crystals. It is based on bis(α,α-dimethylbenzyl) peroxide (CAS 80‑43‑3), and is used as a crosslinking agent for polyethylene (PE), EVA, CPE, EPDM, EPR, silicone rubber, and as a polymerization initiator for styrene and related monomers. Manufactured by Jiangsu Daoming Chemical—a specialist in dicumyl peroxide—this grade is engineered for consistent curing, reliable supply, and robust technical documentation.

Functional Features & Technical Detail

  • High Purity Consistency: ~99% purity ensures repeatable crosslinking in PE, EVA, and elastomer compounds.
  • Optimized Physical Form: Free-flowing white crystals or powder for easy dosing and dispersion in compounding lines.
  • Versatile Crosslinker: Suitable for crosslinking a wide variety of polymers and elastomers, as well as for initiating styrene polymerization.
  • Enhanced End-Product Performance: DCP crosslinking boosts thermal, chemical, and stress-crack resistance, and mechanical strength.
  • Professional Manufacturing: Produced under ISO-based quality systems by Jiangsu Daoming Chemical, with strong technical and documentation support.

Applications

Daoming DCP 99 is trusted by Indian and global manufacturers for:
  • Polyethylene & EVA Crosslinking: Used in foam sheets, footwear midsoles, insulation, and specialty construction foams—enabling 3D network formation for heat, chemical, and stress-crack resistance.
  • Rubber Vulcanization: Crosslinking agent for EPDM, EPR, silicone rubber—improving heat aging, compression set, and mechanical properties for automotive, cable, and industrial parts.
  • Styrene Polymerization & EPS: Initiator in styrene polymerization and expandable polystyrene (EPS) production, supporting cell structure and flame-retardant EPS.
Composite & Coating Applications: Curing agent for unsaturated polyester resins, composites, and as a modifier for recycled polyolefins and nanocomposites.

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