Coated article

By applying a polycarbonate thermoplastic composition with a high hydroxyl content to a carrier and forming a low-thickness, high-slope transition layer, the problem of insufficient adhesion between the polycarbonate substrate and the polyurethane coating is solved, thereby improving the impact resistance and aesthetics of automotive parts.

CN122161900APending Publication Date: 2026-06-05SABIC GLOBAL TECHNOLOGIES BV
View PDF 9 Cites 0 Cited by

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
SABIC GLOBAL TECHNOLOGIES BV
Filing Date
2024-10-03
Publication Date
2026-06-05

Smart Images

  • Figure FT_1
    Figure FT_1
  • Figure FT_2
    Figure FT_2
  • Figure FT_3
    Figure FT_3
Patent Text Reader

Abstract

The present invention relates to a coated article comprising a support at least partially provided with a coating, wherein i) the support comprises or consists of a thermoplastic composition comprising a polycarbonate, ii) the coating is directly applied on the support and comprises or consists of a polyurethane obtained by reacting at least one di- or tri-isocyanate and at least one polyol, iii) the polycarbonate comprises at least 50 wt% of a first polycarbonate having an end hydroxyl content of at least 500 ppm, based on the weight of the polycarbonate.
Need to check novelty before this filing date? Find Prior Art