Click for PDF View TDS
Technical Data Sheet
Eastar™ Copolyester GN071, Natural


Applications
  • Bottles-color cosmetics pkg
  • Bottles-skin care pkg
  • Closures-fragrance pkg
  • Color cosmetics packaging
  • Commercial housewares
  • Consumer housewares-NFC
  • Diffuser film
  • Displays/in-store fixtures
  • Film modification
  • Fragrance packaging
  • Furniture
  • Graphic arts
  • Home, garden & automotive packaging
  • Jars-skin care pkg
  • Lenticular
  • Lighting
  • Ophthalmics
  • Packaging component films
  • Packaging components non food contact
  • Pens/stationary
  • Personal care & cosmetics packaging
  • Point-of-purchase
  • Profiles
  • Protective & performance film
  • Shrink film non food contact
  • Skin care packaging
  • Sporting equipment
  • Thermoformed sheet
  • Transaction cards
  • Visual merchandising
  • Wood furniture
Key Attributes
  • Easy to extrude, cut, print, and seal
  • Effective barrier properties
  • Excellent chemical resistance
  • Excellent clarity
  • Excellent colorability
  • Good impact strength
  • Good stiffness
  • High gloss appearance
  • Toughness

Product Description

Eastar™ GN071 Copolyester is used for injection molding applications. It is sparkling clear, tough, chemical resistant, odor free, versatile, easy to work with and affordable. Cleaning solutions will not turn Eastar™ GN071 white. This makes this product one of our most versatile materials for the cosmetics and personal care packaging market. Eastar™ GN071 Copolyester is certified to NSF/ANSI Standard 51 for Food Equipment Materials.

This product has been GREENGUARD INDOOR AIR QUALITY CERTIFIED
The GREENGUARD INDOOR AIR QUALITY CERTIFIED Mark is a registered certification mark used under license through the GREENGUARD Environmental Institute (GEI). GEI is an industry-independent, non-profit organization that oversees the GREENGUARD Certification Program. The GREENGUARD Certification Program is an industry independent, third-party testing program for low-emitting products and materials for indoor environments. For more information about GEI and to obtain printable certificates for Eastman™ Copolyesters, visit www.greenguard.org. Choose Eastman Chemical Company under the Manufacturer category and click search to display a list of our products.

This product has been CRADLE TO CRADLE CERTIFIEDTM Bronze, with Material Health Certificate, Platinum.
The CRADLE TO CRADLE CERTIFIED mark is a registered certification mark used under license through the Cradle to Cradle Products Innovation Institute, a nonprofit organization that administers the publicly available Cradle to Cradle CertifiedTM Product Standard which provides designers and manufacturers with criteria and requirements for continually improving product materials and manufacturing processes. The Cradle to Cradle CertifiedTM Product Standard guides designers and manufacturers through a continual improvement process that looks at a product through five quality categories—material health, material reutilization, renewable energy and carbon management, water stewardship, and social fairness. A product receives an achievement level in each category—Basic, Bronze, Silver, Gold, or Platinum—with the lowest achievement level representing the product’s overall mark.

The Material Health Certificate provides manufacturers with a trusted way to communicate their efforts to identify and replace chemicals of concern in their products. For more information about Cradle to Cradle certification and to obtain printable certificates for Eastman copolyesters, visit www.c2ccertified.org. Search for Eastman Chemical Company in Cradle to Cradle Certified Products Registry.



Typical Properties

PropertyaTest MethodbTypical Value, Unitsc
General Properties
Specific GravityD 7921.27
Mold Shrinkage 
     Parallel to Flow, 3.2-mm (0.125-in.) thicknessD 9550.002-0.005 mm/mm (0.002-0.005 in./in.)
Mechanical Properties (ISO Method)
Tensile Strength @ YieldISO 52748 MPa
Tensile Strength @ BreakISO 52729 MPa
Elongation @ YieldISO 5274 %
Elongation @ BreakISO 527200 %
Tensile ModulusISO 5272000 MPa
Flexural ModulusISO 1782100 MPa
Flexural StrengthISO 17867 MPa
Izod Impact Strength, Notched 
     @ 23°CISO 1809.4 kJ/m2
     @ -40°CISO 1804.4 kJ/m2
Mechanical Properties
Tensile Stress @ BreakD 63830 MPa (4300 psi)
Tensile Stress @ YieldD 63850 MPa (7200 psi)
Elongation @ BreakD 638180 %
Elongation @ YieldD 6384.4 %
Tensile ModulusD 6382030 MPa (2.9 x 105 psi)
Flexural StrengthD 79068 MPa (9800 psi)
Flexural ModulusD 7902060 MPa (3.0 x 105 psi)
Rockwell Hardness, R ScaleD 785108
Izod Impact Strength, Notched 
     @ 23°C (73°F)D 256105 J/m (1.9 ft·lbf/in.)
     @ -40°C (-40°F)D 25640 J/m (0.7 ft·lbf/in.)
Impact Strength, Unnotched 
     @ 23°C (73°F)D 4812-NB
     @ -40°C (-40°F)D 4812-NB
Optical Properties
HazeD 10030.2 %
Total TransmittanceD 100390 %
Thermal Properties (ISO Method)
Deflection Temperature 
     @ 0.455 MPa (66 psi)ISO 7570 °C
     @ 1.82 MPa (264 psi)ISO 7562 °C
Thermal Properties
Deflection Temperature 
     @ 0.455 MPa (66 psi)D 64870 °C (158 °F)
     @ 1.82 MPa (264 psi)D 64862 °C (143 °F)
Typical Processing Conditions
Drying Temperature 63 °C (145 °F)
Drying Time 6-8 hrs
Processing Melt Temperature 249-271 °C (480-520 °F)
Mold Temperature 16-38 °C (60-100 °F)

aUnless noted otherwise, all tests are run at 23°C (73°F) and 50% relative humidity.
bUnless noted otherwise, the test method is ASTM.
cUnits are in SI or US customary units.


Comments
Properties reported here are based on limited testing. Eastman makes no representation that the material in any particular shipment will conform exactly to the values given.


Eastman and its marketing affiliates shall not be responsible for the use of this information, or of any product, method, or apparatus mentioned, and you must make your own determination of its suitability and completeness for your own use, for the protection of the environment, and for the health and safety of your employees and purchasers of your products. No warranty is made of the merchantability of fitness of any product, and nothing herein waives any of the Seller's conditions of sale.


2/28/2018 11:35:39 AM