Patent · US Expired

Method for influencing the optical properties of polymers

US6518396B1 · kind B1 · utility

0Cited by

6References

13Claims

0Family size

Assignee

FRAUNHOFER-GESELSCHAFT · DE

Inventors

Michael Koehl · Memmingen, DE
Franz Brucker · Glückstadt, DE

Key dates

Filing date	Jul 26, 2001
Grant date	Feb 11, 2003
Priority date	—
Expiry date	Jul 26, 2021

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08J7/06
WIPO fieldOther special machines
WIPO sectorMechanical engineering

Abstract

The invention relates to a method for influencing the optical properties of polymers wherein pigment particles are embedded in the surface or in regions close to the surface of a polymer or a polymer coating.

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