IUPAC Name
Poly(1-methylethylene)
Cas Number
9003-07-0
HS Code
390210
Formula
(C3H6)n
Industry
Plastic and Polymers
Appearance
White Granular Powder
Common Names
Propene Polymers, Propylene Polymers, IPP
Packaging
25 Kg Bag
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.
Polypropylene homopolymer is a polymer created by polymerizing propylene monomers under specific temperature and pressure conditions. The standard procedure involves the following steps:
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.
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.
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.
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 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.
Polypropylene homopolymer is a polymer created by polymerizing propylene monomers under specific temperature and pressure conditions. The standard procedure involves the following steps:
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.
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.
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.
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.
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