Celanese Hytrel® ECO 4056B TPC Polyester Elastomer

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Celanese Hytrel® ECO 4056B TPC Polyester Elastomer
Categories:	Polymer; Renewable/Recycled Polymer; Thermoplastic; Elastomer, TPE; Polyester TPE
Material Notes:	40 Shore D High Performance Polyester Elastomer certified bio-circular according to ISCC Plus mass balance approach Former DuPont product acquired by Celanese in 2022.
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Physical Properties	Original Value	Comments

Density	1.16 g/cc	ISO 1183
Melt Density	1.02 g/cc
Water Absorption	0.60 % @Time 86400 sec	Sim. to ISO 62
	0.70 % @Thickness 2.00 mm	Sim. to ISO 62
Moisture Absorption	0.200 % @Thickness 2.00 mm	Sim. to ISO 62
Water Vapor Transmission	450 g/m²/day @Thickness 0.0250 mm	DIS 15106-1/-2
Oxygen Transmission	350 cc-mm/m²-24hr-atm @Thickness 0.0250 mm	23°C/85%r.h.; DIS 15105-1/-2
Linear Mold Shrinkage, Flow	0.0020 cm/cm	ISO 294-4, 2577
Linear Mold Shrinkage, Transverse	0.0040 cm/cm	ISO 294-4, 2577
Melt Flow	5.6 g/10 min @Load 2.16 kg, Temperature 190 °C	ISO 1133

Mechanical Properties	Original Value	Comments
Puncture Resistance	1500 N @Temperature 23.0 °C	Puncture - maximum force; ISO 6603-2
	2800 N @Temperature -30.0 °C	Puncture - maximum force; ISO 6603-2
Hardness, Shore D	37	ISO 48-4 / ISO 868
	43	ISO 868
Tensile Strength, Yield	2.40 MPa @Strain 5.0 %	ISO 527-1/-2
	4.60 MPa @Strain 10 %	ISO 527-1/-2
Tensile Modulus	60.0 MPa	ISO 527-1/-2
50% Modulus	8.40 MPa @Strain 50 %	ISO 527-1/-2
Flexural Modulus	60.0 MPa	ISO 178
Poissons Ratio	0.50
Izod Impact, Notched (ISO)	NB @Temperature 23.0 °C	ISO 180/1A
	NB @Temperature -40.0 °C	ISO 180/1A
Charpy Impact Unnotched	NB @Temperature 23.0 °C	ISO 179/1eU
	NB @Temperature -30.0 °C	ISO 179/1eU
Charpy Impact, Notched	NB @Temperature 23.0 °C	ISO 179/1eA
	NB @Temperature -30.0 °C	ISO 179/1eA
	NB @Temperature -40.0 °C	ISO 179/1eA
Tensile Impact Strength	230 kJ/m² @Temperature 23.0 °C	Notched; ISO 8256/1
Puncture Energy	19.0 J @Temperature 23.0 °C	ISO 6603-2
	37.0 J @Temperature -30.0 °C	ISO 6603-2
Tensile Creep Modulus, 1 hour	54.0 MPa	ISO 899-1
Tensile Creep Modulus, 1000 hours	40.0 MPa	ISO 899-1
Tear Strength	96.0 kN/m	normal; ISO 34-1
	102 kN/m	parallel; ISO 34-1
Abrasion	200	mm³; ISO 4649

Electrical Properties	Original Value	Comments
Volume Resistivity	7.00e+10 ohm-cm	IEC 62631-3-1
Surface Resistance	2.00e+14 ohm	IEC 62631-3-2
Dielectric Constant	4.7 @Frequency 1e+6 Hz	IEC 62631-2-1
	5.2 @Frequency 100 Hz	IEC 62631-2-1
Dielectric Strength	18.0 kV/mm	IEC 60243-1
Dissipation Factor	0.011 @Frequency 100 Hz	IEC 62631-2-1
	0.0525 @Frequency 1e+6 Hz	IEC 62631-2-1
Comparative Tracking Index	600 V	IEC 60112

Thermal Properties	Original Value	Comments
CTE, linear, Parallel to Flow	130 µm/m-°C	ISO 11359-1/-2
CTE, linear, Transverse to Flow	160 µm/m-°C	ISO 11359-1/-2
Melting Point	152 °C	10°C/min; ISO 11357-1/-3
Brittleness Temperature	-97.0 °C	ISO 974
Glass Transition Temp, Tg	-50.0 °C	10°C/min; ISO 11357-1/-3
Flammability, UL94	HB @Thickness 1.50 mm	IEC 60695-11-10
	HB @Thickness 0.800 mm	IEC 60695-11-10
Oxygen Index	20 %	ISO 4589-1/-2

Processing Properties	Original Value	Comments
Melt Temperature	170 °C	Optimum
	165 - 180 °C
	170 - 190 °C
	180 °C	Optimum
Mold Temperature	30.0 - 40.0 °C
	40.0 °C	Optimum
Drying Temperature	80.0 °C
	70.0 - 90.0 °C
Dry Time	2.00 - 3.00 hour	Dehumidified Dryer
	2.00 - 3.00 hour	Dehumidified Dryer
Moisture Content	<= 0.060 %
	<= 0.080 %

Descriptive Properties
Additives	Biobased
Drying Recommended?	yes
Eff. thermal diffusivity (m²/s)	8.50E-08
FMVSS Class	SE	ISO 3795 (FMVSS 302)
Polymer	TPC

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PDSX5195e / 295968

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