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Eastar™ BR203, Natural

Copolyester

Eastman

Product Description

Eastar™ BR203 Copolyester contains a mold release additive. It has excellent appearance and is nearly water-clear. Its most outstanding features are its chemical resistance and processing capabilities. Exposure to aromatic oils often causes crazing or actual fracture of many polymer resins, but BR203 maintains its physical properties when exposed to these oils, and its appearance is virtually unchanged. BR203 is specifically formulated to provide the optimal combination of chemical resistance, bristle retention, strength, stiffness, toughness, processability, clarity, colorability, and feel for toothbrushes. Under existing United States Food and Drug Administration (FDA) regulations, Eastar™ BR203 copolyester may lawfully be used to make food contact articles which comply with the specifications and conditions of use in 21 CFR 177.1240.

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.

General
Original Document
Technical Datasheet(English)
Features
Good Surface
Good Coloring
Easy processing
Food Contact
Chemical Resistance
Aromatics Resistance
Additive
Release Agent
Appearance
Pellets/Granules
Natural Color
Clear/Transparent
Compliance
FDA
Specifications
Physical Value/Unit(Sign in to View) Test Standard Test Condition

Density/Specific Gravity

*** g/cm³ ISO 1183

Density/Specific Gravity

*** g/cm³ ASTM D792

Mold Shrinkage

Flow

***~*** % ASTM D955
3.2 mm
Mechanical Value/Unit(Sign in to View) Test Standard Test Condition

Tensile Strength

Yield

*** Mpa ASTM D638

Yield

*** Mpa ISO 527

Break

*** Mpa ISO 527

Break

*** Mpa ASTM D638

Tensile Elongation

Yield

*** % ASTM D638

Yield

*** % ISO 527

Break

*** % ASTM D638

Break

*** % ISO 527

Flexural Modulus

*** Mpa ASTM D790

Flexural Modulus

*** Mpa ISO 178

Flexural Strength

Yield

*** Mpa ASTM D790

-

*** Mpa ISO 178
Impact Value/Unit(Sign in to View) Test Standard Test Condition

Izod Notched Impact Strengh

-40℃ (-40℉)

*** J/m ASTM D256

-40℃ (-40℉)

*** kJ/m² ISO 180

23℃ (73℉)

*** J/m ASTM D256

23℃ (73℉)

*** kJ/m² ISO 180

Izod Unnotched Impact Strengh

-40℃ (-40℉)

*** J/m ASTM D 4812

23℃ (73℉)

*** J/m ASTM D4812

Instrumented Impact Energy

-40℃ (-40℉)peak

*** J ASTM D3763

-40℃ (-40℉)peak

*** J ISO 6603-2

23℃ (73℉)peak

*** J ASTM D3763

23℃ (73℉)peak

*** J ISO 6603-2
Hardness Value/Unit(Sign in to View) Test Standard Test Condition

Rockwell R

*** R ASTM D785
Thermal Value/Unit(Sign in to View) Test Standard Test Condition

Heat Deflection Temperature(HDT)

0.45 Mpa (66 psi)(4.6kg/cm²)

*** °C ASTM D648

0.45 Mpa (66 psi)(4.6kg/cm²)

*** °C ISO 75

1.8 Mpa (264 psi)(18.6kg/cm²)

*** °C ASTM D648

1.8 Mpa (264 psi)(18.6kg/cm²)

*** °C ISO 75
Optical Value/Unit(Sign in to View) Test Standard Test Condition

Light Transmission

*** % ASTM D1003
Regular Transmittance

Light Transmission

*** % ASTM D1003
Total Transmittance

Haze

*** % ASTM D1003

The information presented on this datasheet was acquired by AjiEng.com from the producer of the material. AjiEng.com makes substantial efforts to assure the accuracy of this data. However, AjiEng.com assumes no responsibility for the data values and strongly encourages that upon final material selection, data points are validated with the material supplier.