The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 24, 2017
Filed:
Nov. 17, 2011
Gunter Richter, Wuppertal, DE;
Gunter Richter, Wuppertal, DE;
AXALTA COATING SYSTEMS IP CO., LLC, Wilmington, DE (US);
Abstract
A process for the production of a multi-layer composite comprising applying a coating layer from a pigmented coating composition A onto the back face of a transparent plastic film and then applying an NIR-opaque coating layer from a pigmented coating composition B, wherein the pigment content of coating composition A consists 50 to 100 wt. % of black pigment with low NIR absorption and 0 to 50 wt. % of further pigment, which is selected in such a way that coating layer A' exhibits low NIR absorption and that the multi-layer composite exhibits a brightness L* of at most 10 units, wherein the pigment content of coating composition B is either a pigment content PCconsisting 90 to 100 wt. % of aluminum flake pigment and 0 to 10 wt. % of further pigment, which is selected in such a way that NIR-opaque coating layer B′ exhibits low NIR absorption, or a pigment content PCcomprising <90 wt. % of aluminum flake pigments and being composed in such a way that NIR-opaque coating layer B′ exhibits low NIR absorption, and wherein coating layers A′ and B′ are cured.