Patent · US Active

Coated sheet, method of formation thereof, and article derived therefrom

US7854983B2 · kind B2 · utility

1Cited by

30References

11Claims

0Family size

Assignee

Sabic Innovative Plastics B.V. · NL

Inventors

James Edward Pickett · Schenectady, US
James Norman Cawse · Pittsfield, US
Gert Boven · Steenbergen, NL
Gregory Ronald Gillette · Clifton Park, US
Paul Sigston · Bergen op Zoom, NL
Mao Chen · Evansville, US
Gautam A. Patel · Clifton Park, US

Key dates

Filing date	Oct 18, 2007
Grant date	Dec 21, 2010
Priority date	—
Expiry date	Dec 12, 2028

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/31942
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

A sheet material includes a polycarbonate substrate and a protective coating containing the reaction products of an aminoplast resin, a polyol compound, and a UV-absorbing amount of a triazine compound. The sheet material exhibits an improved balance of abrasion resistance, solvent resistance, weatherability, and formability. Methods of preparing the sheet material are described.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.