CPE 135B

CPE 135B Specification

Ph Level
Neutral

Grade
Industrial Grade

Smell
Odorless

Application
Used in cable sheathing, hoses, automotive seals, flame-retardant rubber, and impact modifiers for plastics

Shape
Granular or Powder

Density
1.23 Gram per cubic centimeter(g/cm3)

Structural Formula
(-CH2-CHCl-)n

Shelf Life
2 years under recommended storage

Physical Form
Powder

Poisonous
No

Other Names
CPE

Molecular Formula
[C2H3Cl]n

Molecular Weight
Varies with polymerization

Solubility
Insoluble in water

Melting Point
No definite melting point (softens at 120-150C)

Taste
Odorless

Particle Size
150 m

Chemical Name
Chlorinated Polyethylene (CPE 135B)

CAS No
63231-66-3

Type
Polymer

Color
White

EINECS No
264-120-7

Usage
Plastic Modifier, Impact Modifier for PVC Products

Purity(%)
99%

Storage
Keep in a cool, dry, and ventilated warehouse

Appearance
White Powder

Volatile Content (%)
0.3%

Thermal Decomposition Temperature
165C

Chlorine Content (%)
35 2%

Tensile Strength (MPa)
> = 8.0

Compatibility
Excellent with PVC, rubber, and other polymers

Heat Loss (%)
0.4%

Environmental Certification
RoHS Compliant

Elongation at Break (%)
> = 700

Hardness (Shore A)
60 5

Packaging Details
25 kg/bag, woven bag with inner plastic lining

About CPE 135B

CPE135B is rubber type: As synthetic rubber in wire & cable, hose products.

This product is a kind of amorphous elastomer with minimal crystal. It has lower Mooney viscosity and mastication temperature as well as excellent properties such as good processing property, excellent weathering resistance, good flex resistance and flame resistance. It can be blended with CR, CSM, NBR, EPDM, SBR and NR at any ratio.

Item	Unit	CPE 135B	CPE 8136
Chlorine content	%	351	351
Heat stable time	165 min	12	12
Volatile Matter content	%	0.4	0.4
Tearing Strength	Mpa	8.0	8.0
Shore Hardness	%	60	60
Apparent Density	g/ml3	0.55	0.55
Heat of fusion	J/ g	1.0	1.0
Tensile elongation	%	800	800
Mooney viscosity	ML91+40125	705	505
Remark:

Versatile Modifier for Plastics

CPE 135B serves as an effective impact modifier for PVC products, substantially improving mechanical properties such as flexibility and shock resistance. Its compatibility with a wide range of polymers, including rubber, makes it an excellent additive for manufacturing robust cable sheathing, automotive seals, and flame-retardant materials.

Optimal Performance and Stability

With a thermal decomposition temperature of at least 165C, low volatile and heat loss percentages, and a neutral pH, CPE 135B is engineered for stability during processing and in final product use. Its hardness rating (Shore A 60 5) ensures balanced strength and pliability, while the powder or granular form allows for seamless integration into polymers.

Safe and Environmentally Conscious Choice

CPE 135B is RoHS compliant, non-toxic, and odorless, making it suitable for applications requiring environmental and health safety. The product is conveniently packaged in 25 kg bags with inner plastic lining to preserve quality and enable easy transportation and storage for manufacturers, exporters, and distributors.

FAQs of CPE 135B:

Q: How should CPE 135B be stored to ensure maximum shelf life?

A: CPE 135B is best stored in a cool, dry, and well-ventilated warehouse to maintain its quality and extend its shelf life up to two years. Keeping the product in its original, sealed 25 kg woven bags with inner plastic lining helps protect it from moisture and contamination.

Q: What are the primary applications and benefits of using CPE 135B?

A: CPE 135B is primarily used as a plastic and impact modifier for PVC products, including cable sheathing, hoses, automotive seals, and flame-retardant rubber. Its excellent compatibility with various polymers improves impact strength, flexibility, and weather resistance in finished materials.

Q: When is it recommended to use CPE 135B in manufacturing processes?

A: CPE 135B is recommended during the compounding stage of manufacturing when enhanced impact resistance, flexibility, or flame retardancy is desirable in PVC or rubber-based products. Incorporating CPE 135B ensures improved mechanical properties and product durability.

Q: Where is CPE 135B typically used within industry sectors?

A: CPE 135B is widely utilized in the plastics and rubber industries, particularly in the production of cable insulation, hoses, weather-resistant automotive parts, and flame-retardant materials due to its versatility and strong impact-modifying properties.

Q: What is the process for incorporating CPE 135B into polymer blends?

A: CPE 135B is generally added in powder or granular form during polymer compounding or blending processes. It disperses uniformly and is compatible with most PVC, rubber, and related polymers, which helps enhance impact resistance and flexibility of the final product.

Q: What are the distinguishing physical and chemical features of CPE 135B?

A: CPE 135B is a white, odorless powder with a chlorine content of 35 2%, a neutral pH, and a density of 1.23 g/cm. It is insoluble in water, non-toxic, and exhibits exceptional elongation and tensile strength, making it suitable for demanding industrial applications.

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