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    PP Homopolymer T03 (Yarn) - China

    PP Homopolymer T03 (Yarn) - China in Tradeasia

    IUPAC Name


    Cas Number


    HS Code




    Basic Info


    White Granular Powder

    Common Names

    Propene Polymers, Propylene Polymers, IPP


    25 Kg Bag

    Brief Overview

    One type of polypropylene that is made entirely of the monomer propylene is called polypropylene homopolymer. It is characterized by a high degree of crystallinity and an isotactic structure, which denotes a regular and ordered arrangement of molecular chains. This produces a polymer with excellent chemical resistance, remarkable stiffness, and effective electrical insulating qualities. Because polypropylene homopolymer has a high melting point, it is frequently processed using methods like extrusion or injection molding to create a variety of products, including pipes, sheets, and packaging materials. Because of its superior mechanical and thermal properties, it is a material of choice in many different industries, including as consumer products, construction, and automotive.

    Manufacturing Process

    Propylene monomers are polymerized under particular pressure and temperature conditions to produce polypropylene homopolymer. The following steps are included in the conventional procedure:

    1. Propylene Polymerization: An organoaluminum co-catalyst and a transition metal compound are usually combined to form a Ziegler-Natta catalyst, which is used to facilitate the polymerization of propylene. The reaction is started by this catalyst, and a high-molecular-weight polypropylene homopolymer is the end product.

    2. Quenching and Cooling: Following polymerization, the polymer undergoes quenching, which involves using a cooling agent—such as gas or water—to stop the reaction and lower the polymer's temperature.

    3. Solid-State Polymerization: To improve the mechanical properties of the polymer and remove any unreacted monomer, the polymer is heated throughout the solid-state polymerization process. During this stage, the polymer may be heated in an inert atmosphere or under a vacuum to remove impurities and further improve the final product's properties.

    4. Pelletization: To make handling and transportation of the acquired polymer easier, the polymer is chopped into small pellets using a pelletizing machine.

    Process variables such as catalyst selection, pressure, and temperature can be changed to modify the characteristics of the resultant polypropylene homopolymer. It is also possible to enhance the material's overall performance by adding additives such stabilizers, processing aids, and antioxidants.


    The thermoplastic material polypropylene homopolymer is very adaptable, having remarkable mechanical qualities and being reasonably priced. It is used extensively in many different sectors. Among the many applications for polypropylene homopolymer are:

    1. Packaging: Containers, bottles, and lids are frequently made of polypropylene homopolymer, which is utilized in food and beverage packaging. Its exceptional chemical resistance and high temperature tolerance are the reasons behind this.

    2. Automotive: The automotive sector makes use of polypropylene homopolymer in parts like dashboard elements, battery boxes, and interior trim. This is because of its remarkable resilience to impacts, lightweight nature, and capacity to endure harsh environmental conditions.

    3. Medical: Because polypropylene homopolymer is non-toxic and can tolerate chemical sterilization, it is used in medical settings for surgical trays, vials, and IV bags.

    4. Construction: Because of its enhanced rigidity, durability, and resistance to chemical and environmental deterioration, polypropylene homopolymer is used in applications connected to construction, including pipes, fittings, and insulation.

    5. Textile: Because of its excellent tensile strength and abrasion resistance, polypropylene homopolymer is used in textile applications such as fibers, ropes, and geotextiles.

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