PP Homopolymer NSF113D (BOPP Film) - Vietnam


:   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, a variant of polypropylene composed solely of the monomer propylene, displays a notable level of crystallinity and an isotactic structure, signifying a consistent and well-ordered alignment of molecular chains. This results in a material characterized by impressive rigidity, admirable resistance to chemicals, and efficient electrical insulation properties. Given its high melting point, polypropylene homopolymer is commonly processed using techniques such as injection molding or extrusion to produce various items like pipes, sheets, and packaging materials. Its exceptional mechanical and thermal attributes establish it as a preferred material across diverse sectors, including automotive, construction, and consumer goods.

Manufacturing Process

Polypropylene homopolymer is a polymer created by polymerizing propylene monomers under specific temperature and pressure conditions. The standard procedure involves the following steps:

  1. Propylene Polymerization: Propylene polymerization takes place with a Ziegler-Natta catalyst, typically consisting of a blend of a transition metal compound and an organoaluminum co-catalyst. This catalyst triggers the reaction, resulting in the production of a high-molecular-weight polypropylene homopolymer.

  2. Quenching and Cooling: After the completion of the polymerization process, the polymer is subjected to quenching, during which a cooling agent such as water or gas is utilized to halt the reaction and reduce the temperature of the polymer.

  3. Solid-State Polymerization: The polymer undergoes a solid-state polymerization process, involving the heating of the polymer to eliminate any remaining unreacted monomer and improve its mechanical properties. This phase may involve heating the polymer in a vacuum or under an inert atmosphere to eliminate impurities and further optimize the characteristics of the final product.

  4. Pelletization: The acquired polymer is pelletized through the use of a pelletizing machine, which cuts the polymer into small pellets to facilitate easier handling and transportation.

The properties of the resulting polypropylene homopolymer can be adjusted by altering process variables like temperature, pressure, and catalyst selection. Additionally, it is feasible to improve the overall performance of the material by introducing additives such as antioxidants, stabilizers, and processing aids.


Polypropylene homopolymer, a versatile thermoplastic material with exceptional mechanical properties and cost-effectiveness, finds widespread application across various industries. Some common uses of polypropylene homopolymer include:

  1. Packaging: Polypropylene homopolymer is commonly used in the packaging of food and beverages, encompassing containers, bottles, and lids. This is due to its outstanding resistance to chemicals and its ability to withstand high temperatures.

  2. Automotive: Polypropylene homopolymer is utilized in the automotive industry, specifically in components such as interior trim, dashboard elements, and battery cases. This is due to its exceptional impact resistance, lightweight characteristics, and ability to withstand demanding environmental conditions.

  3. Medical: Polypropylene homopolymer is utilized in medical environments, such as for surgical trays, vials, and IV bags, due to its ability to withstand chemical sterilization and demonstrate minimal toxicity.

  4. Construction: Polypropylene homopolymer is utilized in construction-related applications such as pipes, fittings, and insulation due to its increased rigidity, longevity, and resilience against chemical and environmental degradation.

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

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