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Property Comparison of Infant-Care Materials for Bottles

Property Eastman Tritan™ EX401 copolyester PC (polycarbonate) PES (polyethersulfone) cPP (clarified polypropylene) Kostrate® terpolymer Glass
BPA No Yes No No No No
Infant
care-specific		 Yes No No No No No
Clarity Excellent Excellent Good Poor/Fair
with clarifier		 Good Excellent
Color Excellent Excellent Poor Good Good Excellent
Toughness
(impact-/shatter-resistant)		 Excellent Excellent Good Very Good Poor shatter risk
Dishwasher durability Excellent Fair Fair Fair Fair Excellent
Processability/ efficiency fast cycles; lower temperature Very Good high melt/mold temperature slow cycles Very Good N/A
Cost     high      
Weight           heavy
Biocompatibility certification for infant care Yes N/A N/A N/A N/A N/A
No No Yes Yes Excellent Excellent Very Good Very Good Good Good Fair Fair Poor Poor
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