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Chlorinated Paraffin
HDPE Drums

Chlorinated Paraffin

Chlorinated Paraffin

Chlorinated paraffin is a group of synthetic chemicals characterized by the presence of chlorine atoms in the molecular structure. These chemicals are produced by chlorinating straight-chain paraffin hydrocarbons. Chlorinated paraffins vary in their chemical composition, and they are classified based on the length of the carbon chain and the degree of chlorination.

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CAS Number

63449-39-8

HS Code

27122010

Molecular Formula

CₓHᵧCl𝓏 (varies, e.g., C15H26Cl6)

INCI Name

Chlorinated Paraffin

Home/Products/Chlorinated Paraffin

Chlorinated Paraffin

Chlorinated paraffin is a group of synthetic chemicals characterized by the presence of chlorine atoms in the molecular structure. These chemicals are produced by chlorinating straight-chain paraffin hydrocarbons. Chlorinated paraffins vary in their chemical composition, and they

CAS Number

63449-39-8

INCI Name

Chlorinated Paraffin

HS Code

27122010

Molecular Formula

CₓHᵧCl𝓏 (varies, e.g., C15H26Cl6)

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Need pricing? Request a quote for this product and we'll get back to you shortly.

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Chlorinated Paraffin
HDPE Drums

Chlorinated Paraffin

Product Specification

PhNeutral
OdorOdorless
Density1.35 at 77 °F
AppearanceLight yellow to amber liquid
Molecular Weight (G/Mol)545.3
Ph (If Aqueous Solution)Neutral
Density Or Specific Gravity1.35 at 77 °F

Physical Properties

PropertySpecification
PhNeutral
OdorOdorless
Density1.35 at 77 °F
AppearanceLight yellow to amber liquid
Molecular Weight (G/Mol)545.3
Ph (If Aqueous Solution)Neutral
Density Or Specific Gravity1.35 at 77 °F

Chemical Properties

PropertySpecification
SolubilityInsol in water; slightly sol in alcohol; miscible with benzene, chloroform, ether, carbon tetrachloride

Thermal Properties

PropertySpecification
Flash Pointgreater than 450 °F
Boiling PointDecomposes
Thermal StabilityStable under recommended storage

Processing Methods & Reference Formulations

A. PVC products

Incorporate CP during the plasticizing phase, after the primary plasticizer (e.g., DOP) is added, ensuring homogeneous dispersion in the PVC matrix. Choose the grade (e.g., CP-52, CP-60, CP-70) based on chlorine content and viscosity.

Key IngredientsIndicative Dosage (% w/w)
Polyvinyl Chloride (PVC K-67 resin)35%
Chlorinated Paraffin25%
Dioctyl Phthalate15%
Calcium Carbonate18%
Lead-based Stabilizer (or Ca-Zn alternative)2%
Stearic Acid0.5%
Epoxidized Soybean Oil3%

B. Rubber Finishing Paint

Incorporate CP into the resin solution or solvent phase under gentle stirring. Ensure it dissolves fully in aromatic or chlorinated solvents like toluene or xylene for uniform distribution.

Key IngredientsIndicative Dosage (% w/w)
Chlorinated Rubber19–21%
Chlorinated Paraffin (mix of CP-70 and CP-52)8–13%
Titanium Dioxide23–25%
Organic Bentonite1–2%
Talcum Powder3–8%
Precipitated Barium Sulfate5–11%
Dispersing Agent0.3–0.8%
Solvent (e.g., xylene/toluene blend)27–32%

C. Conveyor Belt Compound

Incorporate CP after the elastomer and primary plasticizers have been added. CP is heavier and more polar than standard processing oils. Adjust the aromatic or paraffinic oil content to maintain compound flow, extrusion characteristics, and tack.

Key IngredientsIndicative Dosage (% w/w)
Diene-based Rubber (NBR/SBR/BR blend)50%
Chlorinated Paraffin (Cl ~70%)15%
Carbon Black20%
Antimony Trioxide3%
Sulfur1%
Hydrazide1%
Process Oils & Additives10%
Sulfur1%

Dosing Guidelines

A. Dosing by Application

ProductsAuthorized dosage %
PVC & Plastics (secondary plasticizer, flame retardant)5-15%
Paints, coatings, adhesives, sealants3-10%

About Chlorinated Paraffin

At Elchemy, we provide premium-grade chlorinated paraffin that meets the most stringent manufacturing standards. This versatile product is engineered to offer unmatched stability and durability, making it an essential component for a wide range of industrial needs. Our chlorinated paraffin is formulated with precision, ensuring optimal performance under extreme conditions.


One of the standout characteristics of Elchemy’s chlorinated paraffin is its high resistance to thermal degradation. This makes it an excellent choice for environments where temperatures fluctuate, as it retains its properties even when exposed to heat over prolonged periods. Our product's structure helps ensure longevity, so you can trust it to maintain integrity where it matters most.


Chlorinated paraffin is also highly resistant to water, oils, and chemicals, providing a protective layer that stands up to tough conditions. This resistance significantly minimizes the risk of corrosion and breakdown, ensuring long-lasting performance in demanding environments.


Additionally, the material exhibits excellent flame-retardant properties, which adds another layer of security in applications where fire safety is critical.


We take pride in being a trusted chlorinated paraffin manufacturer, committed to delivering consistent quality with every batch. Each production run undergoes rigorous quality control checks to guarantee that it meets the required specifications, ensuring that you receive a product you can rely on for consistent performance.


Beyond our standard offerings, Elchemy is also equipped with custom chemical manufacturing capabilities, allowing us to meet the specific demands of your project. Whether you require adjustments to chlorination levels or other customized solutions, our team can deliver a product tailored to your exact needs.


With excellent compatibility across a range of polymers, Elchemy’s chlorinated paraffin simplifies the production process. It blends effortlessly, offering a smooth and consistent output that helps increase efficiency without compromising on quality.


Looking for a reliable supplier?


Elchemy’s chlorinated paraffin is designed to ensure both consistency and superior performance, making it the go-to choice for manufacturers who demand excellence.


Radical chlorination of n‑alkanes under heat/UV (Yield: ~70–90%)

Radical chlorination of n‑alkanes under heat/UV (Yield: ~70–90%) Raw Materials: CₙH₂ₙ₊₂, Cl₂ Overall Formula: CₙH₂ₙ₊₂ + x Cl₂ → CₙH₂ₙ₊₂₋ₓClₓ + x HCl

About Chlorinated Paraffin

At Elchemy, we provide premium-grade chlorinated paraffin that meets the most stringent manufacturing standards. This versatile product is engineered to offer unmatched stability and durability, making it an essential component for a wide range of industrial needs. Our chlorinated paraffin is formulated with precision, ensuring optimal performance under extreme conditions.


One of the standout characteristics of Elchemy’s chlorinated paraffin is its high resistance to thermal degradation. This makes it an excellent choice for environments where temperatures fluctuate, as it retains its properties even when exposed to heat over prolonged periods. Our product's structure helps ensure longevity, so you can trust it to maintain integrity where it matters most.


Chlorinated paraffin is also highly resistant to water, oils, and chemicals, providing a protective layer that stands up to tough conditions. This resistance significantly minimizes the risk of corrosion and breakdown, ensuring long-lasting performance in demanding environments.


Additionally, the material exhibits excellent flame-retardant properties, which adds another layer of security in applications where fire safety is critical.


We take pride in being a trusted chlorinated paraffin manufacturer, committed to delivering consistent quality with every batch. Each production run undergoes rigorous quality control checks to guarantee that it meets the required specifications, ensuring that you receive a product you can rely on for consistent performance.


Beyond our standard offerings, Elchemy is also equipped with custom chemical manufacturing capabilities, allowing us to meet the specific demands of your project. Whether you require adjustments to chlorination levels or other customized solutions, our team can deliver a product tailored to your exact needs.


With excellent compatibility across a range of polymers, Elchemy’s chlorinated paraffin simplifies the production process. It blends effortlessly, offering a smooth and consistent output that helps increase efficiency without compromising on quality.


Looking for a reliable supplier?


Elchemy’s chlorinated paraffin is designed to ensure both consistency and superior performance, making it the go-to choice for manufacturers who demand excellence.


Radical chlorination of n‑alkanes under heat/UV (Yield: ~70–90%)

Radical chlorination of n‑alkanes under heat/UV (Yield: ~70–90%) Raw Materials: CₙH₂ₙ₊₂, Cl₂ Overall Formula: CₙH₂ₙ₊₂ + x Cl₂ → CₙH₂ₙ₊₂₋ₓClₓ + x HCl

Regulatory Compliance

RegionMax Allowed LevelNotesCertification Body
Australia-For MCCPs/LCCPs, no universal maximum set.-
China-No specific % limit for LCCPs-
Japan-No specific maximum % set for LCCPs-
Korea, Republic of-No explicit % restriction for LCCPs-
United States-No federal product maximum for long-chain CPs.-
ASEAN-No specific % limit for LCCPs-
European Union-Long-chain and medium-chain CPs (LCCPs & MCCPs) are not specifically restricted at set limits,-

FAQs - Chlorinated Paraffin

What are the main applications of Chlorinated Paraffin?
Chlorinated Paraffin is used as a flame retardant and secondary plasticizer in the production of plastics, rubber, and textiles. It is also employed in metalworking fluids, paints, adhesives, and as a lubricant additive.
Are there different types of Chlorinated Paraffin?
Yes, there are various types of Chlorinated Paraffin with different chain lengths and degrees of chlorination. The specific type used depends on the intended application and required properties.
How does Chlorinated Paraffin act as a flame retardant?
Chlorinated Paraffin functions as a flame retardant by releasing chlorine radicals upon exposure to heat. These radicals interfere with the combustion process, reducing the flammability of materials.
Is Chlorinated Paraffin harmful to human health?
The health effects of Chlorinated Paraffin depend on factors such as the degree of chlorination, exposure levels, and specific formulation. Some chlorinated paraffins are classified as persistent organic pollutants (POPs) and may pose environmental concerns.
Is chlorinated paraffin toxic?
Chlorinated paraffin has been associated with potential health risks, particularly due to its chlorine content. Some forms of chlorinated paraffin may contain toxic impurities such as polychlorinated dibenzo-p-dioxins (PCDDs) and polychlorinated dibenzofurans (PCDFs), which are carcinogenic and can have adverse effects on human health and the environment.

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