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Polyarylate supplier — UV stability without coatings

UV-stable, heat-resistant and transparent — polyarylate keeps optical and mechanical performance outdoors without coatings.

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About Polyarylate

Polyarylates are aromatic polyesters with inherent UV resistance: the surface photo-rearranges into its own protective layer, so weatherability doesn’t depend on additives or hardcoats. Use it where polycarbonate yellows and acrylic can’t take the heat or impact.

Grades we source

  • Transparent general-purpose grades
  • High-heat grades
  • UV-protective coextrusion/capstock
  • Blends with PC or polyesters

Common applications

  • Outdoor lenses and covers
  • Solar and lighting applications
  • Exterior electrical hardware
  • Safety equipment with sun exposure

Typical properties

Impact strengthGood
Heat (HDT)~120-175°C
ClarityTransparent
Chemical resistanceModerate
Relative costHigh

Property ranges are general guidance and vary by grade and supplier; our team confirms the exact spec and certification for your application.

Related materials: PEEK / PEK · Polyetherimide (PEI) · Polysulfone / PPSU · Fluoropolymers · all materials

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Describe what you're sourcing or what's going wrong — a polymer chemist reviews it personally and replies fast with real options, not a canned quote.

No obligation. Single gaylords welcome — no order too small. We start on it right away and reply fast.

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