Monday, December 3, 2007

Beta nucleation of PP provides enhanced impact strength

Nucleated or clarified Polypropylene (PP) is quite common since it enhances rigidity, improves productivity by lower cycle time, and with clarifying agents enhances clarity. There are many applications of this type of nucleation. Recently, nucleating agent that provides beta crystal form has also been commercially developed. PP is semi crystalline with 40–60% crystallinity. It does not provide clarity. Increasing the crystals enhance rigidity along with higher melting points. However none of commercial alpha nucleating agents enhances impact strength.

For more details please click on the following link
http://www.plastemart.com/upload/Literature/PP-Beta-nucleation-provides-enhanced-impact-strength.asp

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