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Laser+® (C91A)

Technical Datasheet | Supplied by DAK Americas
Laser+® (C91A) by DAK Americas is a hygroscopic, polyethylene terephthalate (PET) copolymer. Exhibits optimal barrier, mechanical properties and high environmental stress-cracking resistance (ESCR). Provides improved acetaldehyde (AA) performance without sacrificing intrinsic viscosity (IV). Offers high heat absorption and processing control, even at higher blowing speeds. Suitable for processing by injection & stretch blow molding using conventional single or two-stage processing technology. Laser+® (C91A) is recommended for CSD (carbonated soft drink) bottle, containers and film applications. Complies with FDA Food Contact Notification (FCN) 000635 and HPFB file KS 05103104.
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Product Type
Polyester > PET
Physical Form
Pellets
Appearance
Clear, Grayish white

Laser+® (C91A) Properties

Physical Properties

Value & Unit
Test Condition
Test Method
Intrinsic Viscosity
0.81 - 0.85 dL/g
DAK-QAR-SOP-0012
Color L
74.5 - 78.5 CIE
DAK-QAR-SOP-0011
Color B
-1 - -5 CIE
DAK-QAR-SOP-0011

Laser+® (C91A) Processing Guidelines

Injection Molding Properties

Value & Unit
Test Condition
Test Method
Chip Drying Time
4 - 6 hrs
Dehumidified Air Dew Point
-34 - -40 °F
Dehumidified Air Temperature
340 - 370 °F
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