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Polypropylene (PP)
Homopolymer PP — PETOPLEN
Related knowledge articles
What Is Polypropylene (PP)? Properties and Uses
One of the most widely used members of the polyolefin family: how is PP produced, what are its standout properties, and which industries use it?
Key Differences Between PP and PE
Both are from the polyolefin family, but each is produced for different properties and different applications. Which is preferred in which case?
The Difference Between Homopolymer PP and Copolymer PP
You'll see 'homopolymer' or 'copolymer' on a spec sheet — this distinction directly affects impact strength, transparency and low-temperature performance.
What Is MFI (Melt Flow Index) and How Do You Read It?
The most frequently asked value on a spec sheet: what does MFI measure, which production method suits low vs. high MFI, and why is the test condition always written next to the value?
What Do Plastic Recycling Symbols (1-7) Mean?
The numbers inside the triangle on the bottom of bottles and packages are actually a material code. We explain what plastic each number from 1 to 7 represents and why it matters.
Types of Plastic: A Comparison of PP, PE, PET, PVC, PS, ABS
There are dozens of plastic types on the market, but most of what you encounter in daily life comes from six or seven main families. Where is each used, and what are the key differences?