Select a product number from the table below to view a product data sheet for these materials using syndiotactic polystyrene as the base resin..

  • 4499X numbered products are our proprietary formulations. Data sheets for these products are generally not available on our website. However, they are available upon request.
  • Our nomenclature guide explains RTP Company’s product numbering system.
  • Definitions for physical properties that appear on data sheets.
  • To obtain samples for evaluation or volume pricing information use our People Finder feature to locate a sales representative that serves your geographic area or market segment.
  • RTP 4400

    Unreinforced Base Resin (Precolor Only)

    Unreinforced Base Resin (Precolor Only)

  • RTP 4401

    Glass Fiber 10%

    Glass Fiber 10%

  • RTP 4403

    Glass Fiber 20%

    Glass Fiber 20%

  • RTP 4404

    Glass Fiber 25%

    Glass Fiber 25%

  • RTP 4405

    Glass Fiber 30%

    Glass Fiber 30%

  • RTP 4405.3

    Glass Fiber 33%

    Glass Fiber 33%

  • RTP 4406

    Glass Fiber 35%

    Glass Fiber 35%

  • RTP 4407

    Glass Fiber 40%

    Glass Fiber 40%

  • RTP 4409

    Glass Fiber 50%

    Glass Fiber 50%

  • RTP 4499 X 113529 A

    Glass Fiber 30% - Flame Retardant / Halogen-Free

    Glass Fiber 30% - Flame Retardant / Halogen-Free

  • RTP 4405 FR

    Glass Fiber 30% - Flame Retardant - Heat Stabilized

    Glass Fiber 30% - Flame Retardant - Heat Stabilized

  • RTP 4405 FR L

    Glass Fiber 30% - Flame Retardant - Lubricated - Heat Stabilized

    Glass Fiber 30% - Flame Retardant - Lubricated - Heat Stabilized

  • RTP 4405.3 HS L

    Glass Fiber 33% - Lubricated - Heat Stabilized

    Glass Fiber 33% - Lubricated - Heat Stabilized

  • RTP 4406 HS L

    Glass Fiber 35% - Lubricated - Heat Stabilized

    Glass Fiber 35% - Lubricated - Heat Stabilized

  • RTP 4408 HS L

    Glass Fiber 45% - Lubricated - Heat Stabilized

    Glass Fiber 45% - Lubricated - Heat Stabilized

  • RTP 4406 L

    Glass Fiber 35% - Lubricated

    Glass Fiber 35% - Lubricated