Transcription of Polypropylene Compounds for Sumitomo Chemical …
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Polypropylene Compounds for Sumitomo Chemical …
1 Sumitomo KAGAKU 2010-IIntroductionBecause Polypropylene (PP) is low in cost but has out-standing mechanical properties and moldability, it ac-counts for more than half of all the plastic materials usedin automobiles. PP Compounds are used for a variety ofparts, including bumper facias, instrumental panels anddoor trims. Several grades of PP Compounds , with theirdiverse performance characteristics, have been devel-oped by compounding PP with various other materialsaccording to the performance requirements of the in-tended parts. As of 2007, million tons of PP (8% ofthe world s total PP consumption of million tons)and 690,000 tons of PP (approximately 23% of the totaldomestic PP consumption of million tons) are usedfor automotive )In recent years the envi-ronmental adaptability of PP has drawn significant atten-tion.
SUMITOMO KAGAKU 2010-I 1 Introduction Because polypropylene (PP) is low in cost but has out-standing mechanical properties and moldability, it ac-
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