PP Homopolymer J160H (Injection) - South Korea


:   Poly(1-methylethylene)

Cas Number

:   9003-07-0

HS Code

:   390210




Basic Info

Appearance Name

:   White Granular Powder

Common Names

:   Propene Polymers, Propylene Polymers, IPP


: 25 Kg Bag

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Technical Document

Brief Overview

Polypropylene homopolymer is a type of polypropylene that is composed of a single type of monomer, propylene. It is a highly crystalline and isotactic polymer, meaning that its molecular chains are highly ordered and aligned in a uniform manner. This results in a material with high stiffness, good chemical resistance, and excellent electrical insulation properties. Polypropylene homopolymer has a high melting point and is typically processed using techniques such as injection molding or extrusion to produce products such as pipes, sheets, and packaging materials. It is commonly used in various industries such as automotive, construction, and consumer goods due to its exceptional mechanical and thermal properties.

Manufacturing Process

Polypropylene homopolymer is a type of polymer that is produced by polymerizing propylene monomer under specific temperature and pressure conditions. The process typically involves the following steps:

  1. Propylene Polymerization: Propylene is polymerized in the presence of a Ziegler-Natta catalyst, typically a combination of a transition metal compound and an organoaluminum co-catalyst. The catalyst initiates the reaction and produces a high molecular weight polypropylene homopolymer.

  2. Quenching and Cooling: After the polymerization is complete, the polymer is quenched with a cooling medium such as water or gas to halt the reaction and reduce the temperature of the polymer.

  3. Solid-State Polymerization: The polymer is then subjected to solid-state polymerization, which involves heating the polymer to remove any remaining unreacted monomer and improve its mechanical properties. This step may involve heating the polymer in a vacuum, or under an inert atmosphere, to remove any impurities and further improve the properties of the final product.

  4. Pelletization: The resulting polymer is then pelletized using a pelletizing machine, which cuts the polymer into small pellets that are easier to handle and transport.

The properties of the resulting polypropylene homopolymer can be tailored by adjusting the process conditions such as temperature, pressure, and catalyst type. Additionally, other additives such as antioxidants, stabilizers, and processing aids can be added to improve the performance of the material.


Polypropylene homopolymer is a versatile thermoplastic material that is widely used in various industries due to its excellent mechanical properties and low cost. Some common applications of polypropylene homopolymer include:

  1. Packaging: PP homopolymer is commonly used in food and beverage packaging such as containers, bottles, and lids due to its high chemical resistance and ability to withstand high temperatures.

  2. Automotive: PP homopolymer is used in automotive applications such as interior trim, dashboard components, and battery cases due to its excellent impact resistance, low weight, and ability to withstand harsh environmental conditions.

  3. Medical: PP homopolymer is used in medical applications such as surgical trays, vials, and IV bags due to its ability to withstand chemical sterilization and low toxicity.

  4. Construction: PP homopolymer is used in construction applications such as pipes, fittings, and insulation due to its high stiffness, durability, and resistance to chemical and environmental degradation.

  5. Textile: PP homopolymer is used in textile applications such as fibers, ropes, and geotextiles due to its high tensile strength and resistance to abrasion.

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