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Texin® 985

Category: TPU-Polyether , Thermoplastic Polyurethane Elastomer (Polyether)
Manufacturer: Covestro - PUR
Trademark: Texin®
Fillers: -
Ports: Qinzhou, Shekou, Shanghai, Ningbo
Delivery Terms FOB, CIF, DAP, DAT, DDP
PDF: phFiH7_Texin-985.pdf
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Texin 985 resin is an aromatic polyether-based thermoplastic polyurethane with a Shore hardness of approximately 85A. It can be processed by injection molding, extrusion, or blow molding.
General Information
Features
  • Food Contact Acceptable
  • Good Abrasion Resistance
  • Good Flexibility
  • Good Impact Resistance
  • Good Toughness
  • High ESCR (Stress Crack Resist.)
  • Hydrolysis Resistant
  • Salt Water/Spray Resistant
Uses
  • Footwear
  • Gaskets
  • Hose
  • Tubing
Agency Ratings
  • FDA 21 CFR 177.1680
  • FDA 21 CFR 177.2600
  • NSF 61
Appearance
  • Natural Color
Processing Method
  • Blow Molding
  • Extrusion
  • Injection Molding
PhysicalNominal ValueUnitTest Method
Specific Gravity 1.12g/cm³ASTM D792, ISO 1183
Molding Shrinkage ASTM D955, ISO 2577
    Flow : 2.54 mm 0.80%
    Across Flow : 2.54 mm 0.80%
HardnessNominal ValueUnitTest Method
Durometer Hardness (Shore A)85ASTM D2240, ISO 868
MechanicalNominal ValueUnitTest Method
Flexural Modulus ASTM D790, ISO 178
    -30°C 59.0MPa
    23°C 26.9MPa
Taber Abrasion Resistance
    1000 Cycles, 1000 g, H-18 Wheel 30.0mgISO 4649
    1000 Cycles, 1000 g, H-18 Wheel 30.0mgASTM D1044
ElastomersNominal ValueUnitTest Method
Tensile Stress
    50% Strain 4.80MPaISO 37, ASTM D412
    100% Strain 5.50MPaASTM D412, ISO 37
    300% Strain 9.70MPaASTM D412, ISO 37
Tensile Strength (Yield)38.6MPaASTM D412, ISO 37
Tensile Elongation (Break)590%ASTM D412, ISO 37
Tear Strength
    -- 187.6kN/mASTM D624
    -- 88kN/mISO 34-1
Compression Set ASTM D395B, ISO 815
    23°C, 22 hr 216%
    23°C, 22 hr 19%
    70°C, 22 hr 340%
    70°C, 22 hr 80%
Bayshore Resilience 45%ASTM D2632
AgingNominal ValueUnitTest Method
Change in Tensile Strength in Air
    100°C, 70 hr 4.0%ASTM D573, ISO 216
    100% Strain, 100°C, 70 hr -10%ASTM D573
    300% Strain, 100°C, 70 hr 0.0%ASTM D573
    100°C, 168 hr 7.0%ASTM D573, ISO 216
    100% Strain, 100°C, 168 hr -5.0%ASTM D573
    300% Strain, 100°C, 168 hr 7.0%ASTM D573
    100°C, 336 hr 3.0%ASTM D573, ISO 216
    100% Strain, 100°C, 336 hr 2.0%ASTM D573
    300% Strain, 100°C, 336 hr 8.0%ASTM D573
    100°C, 504 hr -6.0%ASTM D573, ISO 216
    100% Strain, 100°C, 504 hr -10%ASTM D573
    300% Strain, 100°C, 504 hr 15%ASTM D573
    125°C, 70 hr -37%ASTM D573, ISO 216
    100% Strain, 125°C, 70 hr 4.0%ASTM D573
    300% Strain, 125°C, 70 hr 20%ASTM D573
    125°C, 168 hr -58%ASTM D573, ISO 216
    100% Strain, 125°C, 168 hr 4.0%ASTM D573
    300% Strain, 125°C, 168 hr 8.0%ASTM D573
    125°C, 336 hr -67%ASTM D573, ISO 216
    100% Strain, 125°C, 336 hr -16%ASTM D573
    300% Strain, 125°C, 336 hr -8.0%ASTM D573
    125°C, 504 hr -70%ASTM D573, ISO 216
    100% Strain, 125°C, 504 hr -15%ASTM D573
    300% Strain, 125°C, 504 hr -10%ASTM D573
    100% Strain 100°C, 70 hr -10%ISO 216
    300% Strain 100°C, 70 hr 0.0%ISO 216
    100% Strain 100°C, 168 hr -5.0%ISO 216
    300% Strain 100°C, 168 hr 7.0%ISO 216
    100% Strain 100°C, 336 hr 2.0%ISO 216
    300% Strain 100°C, 336 hr 8.0%ISO 216
    100% Strain 100°C, 504 hr -10%ISO 216
    300% Strain 100°C, 504 hr 15%ISO 216
    100% Strain 125°C, 70 hr 4.0%ISO 216
    300% Strain 125°C, 70 hr 20%ISO 216
    100% Strain 125°C, 168 hr 4.0%ISO 216
    300% Strain 125°C, 168 hr 8.0%ISO 216
    100% Strain 125°C, 336 hr -16%ISO 216
    300% Strain 125°C, 336 hr -8.0%ISO 216
    100% Strain 125°C, 504 hr -15%ISO 216
    300% Strain 125°C, 504 hr -10%ISO 216
Change in Ultimate Elongation in Air ASTM D573, ISO 216
    100°C, 70 hr 18%
    100°C, 168 hr 16%
    100°C, 336 hr 24%
    100°C, 504 hr 16%
    125°C, 70 hr 19%
    125°C, 168 hr 16%
    125°C, 336 hr 16%
    125°C, 504 hr 2.0%
Change in Durometer Hardness in Air ASTM D573, ISO 216
    Shore D, 100°C, 70 hr -4.0
    Shore D, 100°C, 168 hr -5.0
    Shore D, 100°C, 336 hr -4.0
    Shore D, 100°C, 504 hr -4.0
    Shore D, 125°C, 70 hr -5.0
    Shore D, 125°C, 168 hr -5.0
    Shore D, 125°C, 336 hr -7.0
    Shore D, 125°C, 504 hr -7.0
Change in Tensile Strength ASTM D471, ISO 175
    23°C, 70 hr, in Reference Fuel A (Isooctane) -4.0%
    100% Strain, 23°C, 70 hr, in Reference Fuel A (Isooctane) 13%
    300% Strain, 23°C, 70 hr, in Reference Fuel A (Isooctane) 15%
    23°C, 70 hr, in Reference Fuel C -38%
    100% Strain, 23°C, 70 hr, in Reference Fuel C -5.0%
    300% Strain, 23°C, 70 hr, in Reference Fuel C 1.0%
    23°C, 168 hr, in Reference Fuel A (Isooctane) 3.0%
    100% Strain, 23°C, 168 hr, in Reference Fuel A (Isooctane) 0.0%
    300% Strain, 23°C, 168 hr, in Reference Fuel A (Isooctane) 3.0%
    23°C, 168 hr, in Reference Fuel C -34%
    100% Strain, 23°C, 168 hr, in Reference Fuel C -13%
    300% Strain, 23°C, 168 hr, in Reference Fuel C -4.0%
    23°C, 336 hr, in Reference Fuel A (Isooctane) 12%
    100% Strain, 23°C, 336 hr, in Reference Fuel A (Isooctane) -4.0%
    300% Strain, 23°C, 336 hr, in Reference Fuel A (Isooctane) 2.0%
    23°C, 336 hr, in Reference Fuel C -50%
    100% Strain, 23°C, 336 hr, in Reference Fuel C -23%
    300% Strain, 23°C, 336 hr, in Reference Fuel C -14%
    23°C, 504 hr, in Reference Fuel A (Isooctane) 13%
    100% Strain, 23°C, 504 hr, in Reference Fuel A (Isooctane) 7.0%
    300% Strain, 23°C, 504 hr, in Reference Fuel A (Isooctane) 4.0%
    23°C, 504 hr, in Reference Fuel C -36%
    100% Strain, 23°C, 504 hr, in Reference Fuel C -15%
    300% Strain, 23°C, 504 hr, in Reference Fuel C -10%
    100°C, 70 hr, in ASTM #1 Oil -8.0%
    100% Strain, 100°C, 70 hr, in ASTM #1 Oil -15%
    300% Strain, 100°C, 70 hr, in ASTM #1 Oil 14%
    100°C, 70 hr, in ASTM #3 Oil -6.0%
    100% Strain, 100°C, 70 hr, in ASTM #3 Oil -20%
    300% Strain, 100°C, 70 hr, in ASTM #3 Oil 13%
    100°C, 168 hr, in ASTM #1 Oil -24%
    100% Strain, 100°C, 168 hr, in ASTM #1 Oil -20%
    300% Strain, 100°C, 168 hr, in ASTM #1 Oil 14%
    100°C, 168 hr, in ASTM #3 Oil -15%
    100% Strain, 100°C, 168 hr, in ASTM #3 Oil -10%
    300% Strain, 100°C, 168 hr, in ASTM #3 Oil 23%
    100°C, 336 hr, in ASTM #1 Oil -28%
    100% Strain, 100°C, 336 hr, in ASTM #1 Oil 1.0%
    300% Strain, 100°C, 336 hr, in ASTM #1 Oil 25%
    100°C, 336 hr, in ASTM #3 Oil -23%
    100% Strain, 100°C, 336 hr, in ASTM #3 Oil -16%
    300% Strain, 100°C, 336 hr, in ASTM #3 Oil 10%
    100°C, 504 hr, in ASTM #1 Oil -30%
    100% Strain, 100°C, 504 hr, in ASTM #1 Oil -3.0%
    300% Strain, 100°C, 504 hr, in ASTM #1 Oil 23%
    100°C, 504 hr, in ASTM #3 Oil -44%
    100% Strain, 100°C, 504 hr, in ASTM #3 Oil -20%
    300% Strain, 100°C, 504 hr, in ASTM #3 Oil -4.0%
Change in Ultimate Elongation ASTM D471, ISO 175
    23°C, 70 hr, in Reference Fuel A (Isooctane) -14%
    23°C, 70 hr, in Reference Fuel C -7.0%
    23°C, 168 hr, in Reference Fuel A (Isooctane) 0.0%
    23°C, 168 hr, in Reference Fuel C -7.0%
    23°C, 336 hr, in Reference Fuel A (Isooctane) 3.0%
    23°C, 336 hr, in Reference Fuel C -10%
    23°C, 504 hr, in Reference Fuel A (Isooctane) 8.0%
    23°C, 504 hr, in Reference Fuel C -3.0%
    100°C, 70 hr, in ASTM #1 Oil 12%
    100°C, 70 hr, in ASTM #3 Oil 14%
    100°C, 168 hr, in ASTM #1 Oil 7.0%
    100°C, 168 hr, in ASTM #3 Oil 15%
    100°C, 336 hr, in ASTM #1 Oil 12%
    100°C, 336 hr, in ASTM #3 Oil 22%
    100°C, 504 hr, in ASTM #1 Oil 17%
    100°C, 504 hr, in ASTM #3 Oil 29%
Change in Durometer Hardness ASTM D471, ISO 175
    Shore D, 23°C, 70 hr, in Reference Fuel A (Isooctane) -2.0
    Shore D, 23°C, 70 hr, in Reference Fuel C -8.0
    Shore D, 23°C, 168 hr, in Reference Fuel A (Isooctane) -1.0
    Shore D, 23°C, 168 hr, in Reference Fuel C -8.0
    Shore D, 23°C, 336 hr, in Reference Fuel A (Isooctane) 0.0
    Shore D, 23°C, 336 hr, in Reference Fuel C -10
    Shore D, 23°C, 504 hr, in Reference Fuel A (Isooctane) -1.0
    Shore D, 23°C, 504 hr, in Reference Fuel C -9.0
    Shore D, 100°C, 70 hr, in ASTM #1 Oil -8.0
    Shore D, 100°C, 70 hr, in ASTM #3 Oil -10
    Shore D, 100°C, 168 hr, in ASTM #1 Oil -8.0
    Shore D, 100°C, 168 hr, in ASTM #3 Oil -13
    Shore D, 100°C, 336 hr, in ASTM #1 Oil -9.0
    Shore D, 100°C, 336 hr, in ASTM #3 Oil -14
    Shore D, 100°C, 504 hr, in ASTM #1 Oil -82
    Shore D, 100°C, 504 hr, in ASTM #3 Oil -15
Change in Volume
    23°C, 70 hr, in Reference Fuel A 3.0%ASTM D471, ISO 175
    23°C, 70 hr, in Reference Fuel C 43%ASTM D471, ISO 175
    23°C, 168 hr, in Reference Fuel A 4.0%ASTM D471, ISO 175
    23°C, 168 hr, in Reference Fuel C 44%ASTM D471, ISO 175
    23°C, 336 hr, in Reference Fuel A 6.0%ASTM D471, ISO 175
    23°C, 336 hr, in Reference Fuel C 44%ASTM D471, ISO 175
    23°C, 504 hr, in Reference Fuel A 7.0%ASTM D471, ISO 175
    23°C, 504 hr, in Reference Fuel C 45%ASTM D471, ISO 175
    100°C, 70 hr, in ASTM Oil #1 0.0%ASTM D471
    100°C, 70 hr, in ASTM Oil #3 17%ASTM D471
    100°C, 168 hr, in ASTM Oil #1 0.0%ASTM D471
    100°C, 168 hr, in ASTM Oil #3 19%ASTM D471
    100°C, 336 hr, in ASTM Oil #1 0.0%ASTM D471
    100°C, 336 hr, in ASTM Oil #3 20%ASTM D471
    100°C, 504 hr, in ASTM Oil #1 0.0%ASTM D471
    100°C, 504 hr, in ASTM Oil #3 20%ASTM D471
    100°C, 70 hr, in ASTM #1 Oil 0.0%ISO 175
    100°C, 70 hr, in ASTM #3 Oil 17%ISO 175
    100°C, 168 hr, in ASTM #1 Oil 0.0%ISO 175
    100°C, 168 hr, in ASTM #3 Oil 19%ISO 175
    100°C, 336 hr, in ASTM #1 Oil 0.0%ISO 175
    100°C, 336 hr, in ASTM #3 Oil 20%ISO 175
    100°C, 504 hr, in ASTM #1 Oil 0.0%ISO 175
    100°C, 504 hr, in ASTM #3 Oil 20%ISO 175
ThermalNominal ValueUnitTest Method
Brittleness Temperature < -68.0°CASTM D746, ISO 974
Glass Transition Temperature -46.0°CDMA
Vicat Softening Temperature 80.0°CISO 306/50, ASTM D1525 4
Additional InformationNominal ValueUnitTest Method
Compressive Load ASTM D575
    10% Deflection 2.07MPa
    15% Deflection 3.10MPa
    2% Deflection 0.345MPa
    20% Deflection 4.31MPa
    25% Deflection 5.52MPa
    5% Deflection 1.03MPa
    50% Deflection 16.5MPa
InjectionNominal ValueUnit
Drying Temperature - Desiccant Dryer 93.0 to 104°C
Drying Time - Desiccant Dryer 2.0hr
Suggested Max Moisture < 0.030%
Suggested Shot Size 40 to 80%
Suggested Max Regrind 20%
Rear Temperature 177 to 193°C
Middle Temperature 182 to 199°C
Front Temperature 182 to 204°C
Nozzle Temperature 185 to 207°C
Processing (Melt) Temp 193 to 210°C
Mold Temperature 16.0 to 43.0°C
Injection Pressure 41.4 to 103MPa
Injection Rate Moderate
Holding Pressure 27.6 to 55.2MPa
Back Pressure 5.52MPa
Screw Speed 40 to 80rpm
Clamp Tonnage 4.1 to 6.9kN/cm²
Cushion 3.18 to 6.35mm
Screw L/D Ratio 20.0:1.0
Screw Compression Ratio 2.5:1.0 to 3.0:1.0
ExtrusionNominal ValueUnit
Drying Temperature 93.0 to 104°C
Drying Time 2.0hr
Cylinder Zone 1 Temp. 182 to 199°C
Cylinder Zone 2 Temp. 182 to 204°C
Cylinder Zone 3 Temp. 182 to 210°C
Melt Temperature 190 to 205°C
Die Temperature 188 to 210°C
Note Message
1 .Die C
2 .Post-cured 16 hr at 230°F
3 .Post-cured 16 hr at 230°F
4 .Rate A (50°C/h)
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