Polyurethanes (or urethane polymers) are one of the most versatile materials used today for numerous applications ranging from flexible foam in upholstered furniture to rigid foam as insulation in walls, roofs, and pipes.
To thermoplastics used in medical devices and footwear; to coatings, adhesives, sealants, and elastomers used on floors and automotive interiors.
In this chapter, the use and benefits of hollow glass microspheres in thermoplastic, thermoset, and foam polyurethane system are described.
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