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USP Class VI Adhesives
USP Class VI Approved Adhesives for Medical Device Applications
Master Bond’s biocompatible adhesives are designed to meet the needs of medical device manufacturers. Compounds withstand various types of sterilization methods.

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Covestro Texin® 5250 Thermoplastic Polyurethane, Polyether-based, Medical  (discontinued **)
Categories: Polymer; Thermoplastic; Polyurethane, TP; Thermoplastic Polyurethane (TPUR), Polyether Grade

Material Notes:

As of 1 September 2015, Bayer MaterialScience was separated from Bayer AG and has officially adopted its new name – Covestro. This product was discontinued prior to the separation.

Key Words: TPUR
Vendors: No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
 
Physical PropertiesOriginal ValueComments
Density 1.15 g/ccASTM D792
Linear Mold Shrinkage 0.0080 cm/cmASTM D955
Linear Mold Shrinkage, Transverse 0.0080 cm/cmASTM D955
 
Mechanical PropertiesOriginal ValueComments
Hardness, Shore D 50ASTM D2240
Tensile Strength, Ultimate 41.0 MPaASTM D412
Tensile Strength, Yield 12.0 MPa50% Elongation; ASTM D412
Elongation at Break 400 %ASTM D412
Flexural Modulus 0.110 GPaASTM D790
Resilience 35% Bayshore Resilience; ASTM D2632
Tear Strength 130 kN/mDie C; ASTM D624
Taber Abrasion, mg/1000 Cycles 75H-18 Wheel, 1000 g load, ASTM D3489
Compression Set 15 %22 hours at RT (Postcured); ASTM D395-B
 40 %
@Temperature 70.0 °C
22 hours (Postcured); ASTM D395-B
 
Thermal PropertiesOriginal ValueComments
Vicat Softening Point 128 °CRate A; ASTM D1525
Brittleness Temperature <= -68.0 °CASTM D746
Glass Transition Temp, Tg -27.0 °CDMA
 
Processing PropertiesOriginal ValueComments
Melt Temperature 205 °C

**
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PB1T09 / 26553

USP Class VI adhesives

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