Dicyclopentadiene CAS 77-73-6
Dicyclopentadiene (DCPD) is a crucial industrial chemical material primarily derived from the cracking of C5 and C9 petroleum fractions.
As a leading professional DCPD manufacturer and exporter, our production line utilizes advanced global-leading C9 cracking technology and precision purification methodologies. This guarantees a stable, ultra-high purity level that consistently exceeds 99.0% (bridge ring type). Our refined Dicyclopentadiene is specifically engineered to meet the stringent requirements of high-performance polymer manufacturing, fine chemical synthesis, and international hazardous chemical logistics.
- Ultra-High Purity (≥99.0%): Produced via advanced C9 cracking techniques to ensure minimum cyclopentadiene monomer content and exceptional chemical consistency.
- Superior Chemical Reactivity: Functions as an excellent reactive diene intermediate, ideal for smooth Diels-Alder reactions and downstream polymer synthesis.
- Enhanced Coating Resistance: Significantly improves the drying speed, water resistance, and chemical durability of modified drying oils and hydrocarbon resins.
- Reliable Global Logistics: Delivered in heavy-duty, compliant hazardous material packaging (steel drums/ISO tanks) with efficient supply chain support.
Dicyclopentadiene Description
NAME: Dicyclopentadiene (DCPD)
Synonyms: 1,3-Dicyclopentadiene / Bicyclopentadiene / Cyclopentadiene dimer
Molecular Formula: C10H12
Molecular Weight: 132.20
CAS NO.: 77-73-6
Density: 1.0±0.1 g/cm3
Boiling point: 170.0 °C at 760 mmHg
Melting point: -1ºC
Flashing point: 26 ºC
Appearance: The colorless crystals have a camphor odor
Solubility: Insoluble in water, soluble in ether, alcohol, acetone, dichloromethane, toluene.
Package: Available in 200kg heavy-duty steel drums, ISO tanks, or custom bulk packaging based on volume requirements.
Storage: Must be stored in a cool, dark, dry, and exceptionally well-ventilated warehouse area at regulated room temperature. Ensure container closures remain perfectly sealed when not in use.
Safety Precautions: Keep completely isolated from heat sources, open flames, sparks, and strong oxidizing agents. All operational equipment must be explosion-proof and properly grounded to prevent static discharge.
About Us: With over many years as a certified Dicyclopentadiene manufacturer/supplier/factory, we combine innovation with stringent production standards to deliver high-performance product.
Cyclopentadiene dimer Technical
| Item | Index |
| Appearance | The colorless crystals have a camphor odor |
| Water content | ≤100 |
| Cyclopentadiene | <0.2 |
| Pt-Co chroma | ≤10 |
| Dicyclopentadiene(bridge ring type) | ≥99.0 |
Bicyclopentadiene Applications
Dicyclopentadiene is a highly reactive diene compound capable of undergoing various polymerization and Diels-Alder reactions. Its downstream applications span across multiple global heavy industries:
- Precursor for Ethylidene Norbornene (ENB) Synthesis: High-purity DCPD serves as a foundational raw material in the chemical production of ENB (Ethylidene Norbornene). ENB is the critical third monomer utilized in producing EPDM (Ethylene Propylene Diene Monomer) rubber, which provides exceptional ozone, heat, and weather resistance for automotive seals and industrial gaskets.
- Advanced Polymeric Resins Modification: Our Dicyclopentadiene is widely used to modify drying oils—including tung oil, linseed oil, soybean oil, and fish oil. By incorporating DCPD, the drying capabilities of these bio-based oils are significantly accelerated, while providing enhanced water, chemical, and alkaline resistance to the final industrial coatings.
- High-Performance Resins & Adhesives: DCPD-based hydrocarbon resins function effectively as key tackifiers in formulating hot-melt adhesives, pressure-sensitive tapes, automotive adhesives, printing inks, and protective industrial paints. They offer excellent thermal stability and reliable adhesion.
- Unsaturated Polyester Resins (UPR) & Epoxy Modifiers: The oxide derivatives and structural units of dipolymer cyclopentadiene can be effectively employed in advanced reaction injection molding (RIM) and lamination processes. They contribute outstanding mechanical strength, rigidity, and low moisture absorption to fiberglass and composite components.
- Agrochemical Formulation Intermediates: Within the agrochemical sector, DCPD acts as a critical raw material utilized in the comprehensive manufacturing processes of specialty insecticides and crop protection agents, such as Aldrin and Deldrin formulations.
- High-Energy Clean Fuel Sources: Upon undergoing complete hydrogenation, Dicyclopentadiene derivatives are processed into specialized high-density, high-energy synthetic hydrocarbon fuel sources, primarily used in specialized aerospace and military propulsion applications.
Dicyclopentadiene (DCPD) Product FAQ
Q1: What is the main structural difference between bridge-type and endo-type DCPD?
Historically, commercially traded Dicyclopentadiene exists primarily in the endo isomer form (bridge ring type) at room temperature. When heated or distilled above 170°C, it undergoes a retro-Diels-Alder reaction, cracking back into two moles of monomeric Cyclopentadiene (CPD), which is the highly reactive species used in polymerization.
Q2: What factors influence the competitive pricing of Dicyclopentadiene?
As a downstream derivative of petroleum cracking, the market price of DCPD is highly correlated with raw crude oil market trends, C5/C9 hydrocarbon availability, global EPDM rubber manufacturing demands, and international sea freight container rates. Contact our sales office directly for an up-to-date, customized commercial quote.
Q3: Do you provide samples for chemical evaluation and laboratory testing?
Yes, we can arrange standard physical samples for certified commercial laboratories and industrial clients looking to perform pre-purchase product qualification tests. Please contact us with your company profile and detailed technical requirements.
